IEI Technology ROCKY-3786EV User manual

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MODEL NAME
ROCKY-3786EV CPU Card
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IEI Technology Corp.
User Manual
ROCKY-3786EV CPU Card
MODEL:
ROCKY-3786EV
PICMG Socket 370 133 MHz FSB CPU Card
with VGA, LAN, GbE, USB 2.0, Audio and SATA RAID
Rev. 4.10 – 25 September, 2009

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Revision
Date Version Changes
25 September, 2009 4.10 Changed SATA chip to VIA VT6421A
28 September, 2006 4.00 Initial release

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Table of Contents
1 INTRODUCTION........................................................................................................ 12
1.1 ROCKY-3786EV CPU BOARD OVERVIEW.............................................................. 13
1.1.1 ROCKY-3786EV Model Variations.................................................................. 13
1.1.2 ROCKY-3786EV CPU Board Applications...................................................... 13
1.1.3 ROCKY-3786EV CPU Board Benefits............................................................. 13
1.1.4 ROCKY-3786EV CPU Board Features............................................................ 13
1.2 ROCKY-3786EV CPU BOARD OVERVIEW.............................................................. 14
1.2.1 ROCKY-3786EV CPU Board Connectors........................................................ 14
1.2.2 Technical Specifications: ................................................................................. 15
2 DETAILED SPECIFICATIONS................................................................................ 17
2.1.1 Pentium® III.................................................................................................... 18
2.1.2 Celeron®.......................................................................................................... 19
2.1.3 VIA® C3........................................................................................................... 19
2.2 ONBOARD CHIPSETS................................................................................................. 20
2.2.1 Northbridge and Southbridge Chipsets ........................................................... 20
2.2.2 Intel® 815E Northbridge Chipset.................................................................... 20
2.2.3 Intel® ICH2 Southbridge Chipset.................................................................... 21
2.3 DATA FLOW.............................................................................................................. 24
2.4 GRAPHICS SUPPORT.................................................................................................. 24
2.5 MEMORY SUPPORT ................................................................................................... 25
2.6 PCI BUS INTERFACE SUPPORT.................................................................................. 25
2.7 10/100/1000MBPS ETHERNET.................................................................................. 26
2.8 DRIVE INTERFACES .................................................................................................. 27
2.8.1 SATA Drives ..................................................................................................... 27
2.8.2 IDE HDD Interfaces........................................................................................ 27
2.8.3 Floppy Disk Drive (FDD)................................................................................ 27
2.8.4 Compact Flash Support ................................................................................... 27
2.9 SERIAL PORTS .......................................................................................................... 28
2.10 REAL TIME CLOCK................................................................................................. 28
2.11 INFRARED DATA ASSOCIATION (IRDA) INTERFACE ................................................ 28
2.12 USB INTERFACES................................................................................................... 28

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2.15AUDIO CODEC........................................................................................................ 29
2.16 POWER CONSUMPTION........................................................................................... 30
2.17 PACKAGED CONTENTS AND OPTIONALACCESSORY ITEMS..................................... 30
2.17.1 Package Contents........................................................................................... 30
2.17.2 Optional Accessory Items............................................................................... 31
3 CONNECTORS AND JUMPERS.............................................................................. 32
3.1 PERIPHERAL INTERFACE CONNECTORS..................................................................... 33
3.1.1 ROCKY-3786EV CPU Board Layout............................................................... 33
3.1.2 Peripheral Interface Connectors ..................................................................... 33
3.1.3 Rear Panel Connectors.................................................................................... 35
3.1.4 Onboard Jumpers............................................................................................. 35
3.2 INTERNAL PERIPHERAL CONNECTORS...................................................................... 36
3.2.1 ATX Power Connector ..................................................................................... 36
3.2.2 ATX Power 5VSB and PSON connector .......................................................... 37
3.2.3 ATX Power Switch Connector.......................................................................... 38
3.2.4 Audio Connector .............................................................................................. 39
3.2.5 CD In Connector.............................................................................................. 40
3.2.6 Compact Flash Socket...................................................................................... 41
3.2.7 CPU Fan Connector........................................................................................ 43
3.2.8 CRT Connector ................................................................................................ 44
3.2.9 FDD Connector ............................................................................................... 44
3.2.10 IDE Interface Connectors.............................................................................. 46
3.2.11 IrDA Connector.............................................................................................. 48
3.2.12 Keyboard Connector...................................................................................... 49
3.2.13 LAN LED Connector...................................................................................... 50
3.2.14 Multi Panel Connector................................................................................... 51
3.2.15 Parallel Port Connector ................................................................................ 52
3.2.16 SATA Drive Ports........................................................................................... 53
3.2.17 Serial Port Connectors .................................................................................. 54
3.2.18 Internal USB 1.1 Connector .......................................................................... 55
3.2.19 Optional USB 2.0 Connectors........................................................................ 56
3.3 EXTERNAL (REAR PANEL)CONNECTORS.................................................................. 57
3.3.1 Audio Line Out Connector............................................................................... 58
3.3.2 10/100Mbps Ethernet Connector..................................................................... 58
3.3.3 Optional 1Gb Ethernet Connector................................................................... 59

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3.3.4 Keyboard/Mouse Connector............................................................................ 60
3.3.5 VGA Connector................................................................................................ 60
3.4 ONBOARD JUMPERS ................................................................................................. 62
3.4.1 Clear CMOS Jumper........................................................................................ 63
3.4.2 BIOS Protection Selection Jumper .................................................................. 63
3.4.3 Keyboard Power Selection Jumper.................................................................. 64
3.4.4 CF Mode Selection Jumper.............................................................................. 64
4 INSTALLATIONAND CONFIGURATION ............................................................ 67
4.1 INSTALLATION CONSIDERATIONS.............................................................................. 68
4.1.1 Installation Notices.......................................................................................... 68
4.2 UNPACKING.............................................................................................................. 69
4.2.1 Unpacking Precautions.................................................................................... 69
4.2.2 Checklist........................................................................................................... 69
4.3 ROCKY-3786EV CPU CARD INSTALLATION .......................................................... 70
4.3.1 CPU Installation.............................................................................................. 71
4.3.2 Socket 370 Cooling Kit Installation................................................................. 72
4.3.3 DIMM Module Installation.............................................................................. 74
4.3.3.1 Purchasing the Memory Module............................................................... 74
4.3.3.2 DIMM Module Installation....................................................................... 75
4.3.4 Peripheral Device Connection......................................................................... 76
4.3.4.1 Compact Flash Disk.................................................................................. 76
4.3.4.2 IDE Disk Drive Connector (CN1, CN7)................................................... 77
4.3.4.3 Floppy Drive Connector ........................................................................... 77
4.3.4.4 Parallel Port Connector (CN9).................................................................. 78
4.3.4.5 Audio Interface ......................................................................................... 78
4.3.4.6 COM Port Connectors [CN2, CN8].......................................................... 78
4.4 CHASSIS INSTALLATION............................................................................................ 78
4.5 REAR PANEL CONNECTORS ...................................................................................... 79
4.5.1 Ethernet Connection ........................................................................................ 79
4.5.2 Keyboard and Mouse Connection.................................................................... 79
4.5.3 VGA Connection .............................................................................................. 79
5 AWARD BIOS SETUP................................................................................................. 80
5.1 INTRODUCTION......................................................................................................... 81
5.1.1 Starting Setup................................................................................................... 81

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5.1.2 Using Setup...................................................................................................... 81
5.1.3 Getting Help..................................................................................................... 82
5.1.4 Unable to Reboot after Configuration Changes.............................................. 82
5.1.5 Main BIOS Menu ............................................................................................. 82
5.2 STANDARD CMOS FEATURES .................................................................................. 85
5.2.1 IDE Primary Master/Slave .............................................................................. 88
5.3ADVANCED BIOS FEATURES .................................................................................... 90
5.4ADVANCED CHIPSET FEATURES................................................................................ 97
5.5 INTEGRATED PERIPHERALS..................................................................................... 101
5.6 POWER MANAGEMENT SETUP................................................................................ 106
5.7 PNP/PCI CONFIGURATIONS.....................................................................................112
5.8 PC HEALTH STATUS ................................................................................................116
5.9 FREQUENCY/VOLTAGE CONTROL............................................................................117
6 SOFTWARE DRIVERS............................................................................................ 120
6.2ATI DISPLAY DRIVER ............................................................................................. 121
6.3 INTEL®CHIPSET DRIVER INSTALLATION ............................................................... 126
6.4 REALTEK LAN DRIVER (FOR GBELAN) INSTALLATION ....................................... 130
A BIOS CONFIGURATION OPTIONS..................................................................... 134
A.1 BIOS CONFIGURATION OPTIONS........................................................................... 135
B WATCHDOG TIMER............................................................................................... 139
C EXTERNALAC’97 AUDIO CODEC..................................................................... 142
C.1 INTRODUCTION...................................................................................................... 143
C.1.1 Accessing the AC’97 CODEC ....................................................................... 143
C.1.2 Driver Installation......................................................................................... 143
C.2 SOUND EFFECT CONFIGURATION........................................................................... 144
C.2.1 Accessing the Sound Effects Manager........................................................... 144
C.2.2 Sound Effect Manager Configuration Options.............................................. 145

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List of Figures
Figure 1-1 ROCKY-3786EV CPU Board Overview..................................................................14
Figure 2-1: Data Flow Block Diagram.........................................................................................24
Figure 3-1: Connector and Jumper Locations...........................................................................33
Figure 3-2: ATX Power Connector Location..............................................................................37
Figure 3-3: ATX Power 5VSB and PSON Connector Location.................................................38
Figure 3-4: ATX Power Switch Connector Location .................................................................39
Figure 3-5: Audio connector Location........................................................................................40
Figure 3-6: CD In Connector Location........................................................................................41
Figure 3-7: CFII Socket Location.................................................................................................42
Figure 3-8 CPU Fan Connector Locations .................................................................................43
Figure 3-9: CRT Connector Location..........................................................................................44
Figure 3-10: FDD Connector Location........................................................................................46
Figure 3-11: IDE Interface Connector Locations.......................................................................48
Figure 3-12: IrDA Connector Location........................................................................................49
Figure 3-13: Keyboard Connector Location ..............................................................................50
Figure 3-14: LAN LED Connector Location ...............................................................................51
Figure 3-15: Multi Panel Connector Location............................................................................52
Figure 3-16: Parallel Port Connector Location..........................................................................53
Figure 3-17: SATA Connector Locations ...................................................................................54
Figure 3-18 Serial Port Connector Locations ............................................................................55
Figure 3-19: Internal USB 1.1 Connector Location ...................................................................56
Figure 3-20: Optional USB 2.0 Connector Locations................................................................57
Figure 3-21: ROCKY-3786EV CPU Board Rear Panel ...............................................................58
Figure 3-22: Ethernet Connector.................................................................................................59
Figure 3-23: Keyboard/Mouse Pinout locations........................................................................60
Figure 3-24: VGA Connector Pin Locations...............................................................................61
Figure 3-26: Jumper Locations...................................................................................................62
Figure 4-1: Install the CPU...........................................................................................................72
Figure 4-2: IEI Socket 370 Cooling Kits......................................................................................73
Figure 4-3: Install the CPU cooler...............................................................................................74
Figure 4-4: Installing the DIMM Module......................................................................................75
Figure 4-5: Locking the DIMM Module........................................................................................76

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Figure 4-6: Connection of IDE Connector..................................................................................77
Figure 6-6: ATI Software Setup ................................................................................................ 121
Figure 6-7: ATI Software Setup Welcome ............................................................................... 122
Figure 6-8: License Agreement................................................................................................ 123
Figure 6-9: Select Components................................................................................................ 124
Figure 6-10: Hardware Installation........................................................................................... 125
Figure 6-11: Copying Driver Files ............................................................................................ 125
Figure 6-12: Setup Complete.................................................................................................... 126
Figure 6-13: Chipset Software Installation Utility Extracting Files....................................... 127
Figure 6-14: InstallShield Wizard Preparation Screen........................................................... 127
Figure 6-15: Chipset Software Installation Utility Welcome Screen..................................... 128
Figure 6-16: Chipset Software Installation Utility License Agreement ................................ 128
Figure 6-17: Chipset Software Installation Utility Readme File Information ....................... 129
Figure 6-18: Installing Chipset Driver...................................................................................... 129
Figure 6-19: Chipset Software Installation Utility Complete................................................. 130
Figure 6-20: Realtek LAN Driver InstallShield Wizard ........................................................... 131
Figure 6-21: Realtek LAN Driver Welcome.............................................................................. 131
Figure 6-22: Realtek LAN Driver Ready to Install................................................................... 132
Figure 6-23: Realtek LAN Driver Setup Status ....................................................................... 132
Figure 6-24: Realtek LAN Driver Installation Complete......................................................... 133
Figure D-1: Sound Effect Manager con................................................................................... 144
Figure D-2: Sound Effect Manager Icon [Task Bar]............................................................. 144
Figure D-3: Sound Effect Manager Icon [Control Panel]....................................................... 145
Figure D-4: Sound Effects Manager (ALC655)........................................................................ 145

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List of Tables
Table 1-1: ROCKY-3786EV Model Variations.............................................................................13
Table 1-2: Technical Specifications............................................................................................16
Table 2-1: Power Consumption...................................................................................................30
Table 3-1: Peripheral Interface Connectors...............................................................................34
Table 3-2: Peripheral Interface Connectors...............................................................................35
Table 3-3: Onboard Jumpers.......................................................................................................35
Table 3-4: ATX Power Connector Pinouts .................................................................................36
Table 3-5: ATX Power 5VSB and PSON Connector Pinouts ....................................................37
Table 3-6: ATX Power Switch Connector Pinouts.....................................................................38
Table 3-7: Audio Connector Pinouts ..........................................................................................40
Table 3-8: CD In Connector Pinouts...........................................................................................41
Table 3-9: CFII Socket Pinouts....................................................................................................42
Table 3-10 CPU Fan Connector Pinouts.....................................................................................43
Table 3-11: CRT Connector Pinouts...........................................................................................44
Table 3-12: FDD Connector Pinouts...........................................................................................45
Table 3-13: IDE Interface Connector Pinouts ............................................................................47
Table 3-14: IrDA Connector Pinouts...........................................................................................48
Table 3-15: Keyboard Connector Pinouts..................................................................................49
Table 3-16: LAN LED Connector Pinouts...................................................................................50
Table 3-17: Multi Panel Connector Pinouts ...............................................................................51
Table 3-18: Parallel Port Connector Pinouts .............................................................................53
Table 3-19: SATA Connector Pinouts.........................................................................................54
Table 3-20: Serial Port Connector Pinouts ................................................................................55
Table 3-21: Internal USB 1.1 Connector Pinouts.......................................................................56
Table 3-22: Optional USB 2.0 Connector Pinouts.....................................................................57
Table 3-23: Line Out Connector Pinouts....................................................................................58
Table 3-24: 10/100Mbps Ethernet Connector Pinouts ..............................................................59
Table 3-25: Optiona 1Gb Ethernet Connector Pinouts.............................................................60
Table 3-26: Keyboard/Mouse Pinouts.........................................................................................60
Table 3-27: VGA Connector Pinouts...........................................................................................61
Table 3-28: Clear CMOS Jumper Settings..................................................................................63

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Table 3-29: BIOS Protection Selection Jumper Settings..........................................................64
Table 3-30: Keyboard Power Selection Jumper Settings.........................................................64
Table 3-31: CF Mode Selection Jumper Settings......................................................................65
Table 4-1: IEI Provided Cables....................................................................................................76
Table 5-1: BIOS Navigation Keys................................................................................................82

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List of BIOS Menus
BIOS Menu 1: Award BIOS CMOS Setup Utility ........................................................................83
BIOS Menu 2: Standard CMOS Features....................................................................................85
BIOS Menu 3: Advanced BIOS Features....................................................................................90
BIOS Menu 4: Advanced Chipset Features................................................................................97
BIOS Menu 5: Integrated Peripherals...................................................................................... 101
BIOS Menu 6: Power Management Setup ............................................................................... 107
BIOS Menu 7: PnP/PCI Configurations.................................................................................... 113
BIOS Menu 8: PC Health Status ............................................................................................... 116
BIOS Menu 9: Frequency/Voltage Control.............................................................................. 118

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Chapter
1
1 Introduction

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1.1 ROCKY-3786EV CPU Board Overview
The PICMG form factor ROCKY-3786EV Pentium® III CPU platform is fully equipped with
a high performance processor and advanced multi-mode I/Os. The ROCKY-3786EV is
designed for system manufacturers, integrators, and VARs that want performance,
reliability, and quality at a reasonable price.
1.1.1 ROCKY-3786EV Model Variations
The ROCKY-3786EV has two model variations shown in Table 1-1.
Model Name CPU Ethernet USB VGA CFII
ROCKY-3786EV-RS-R41 Socket 370 base 10/100Mbps USB 1.1 Yes Yes
ROCKY-3786EVGU2-RS-R41 Socket 370 base 10/100Mbps +
GbE
USB 1.1 +
USB 2.0
Yes Yes
Table 1-1: ROCKY-3786EV Model Variations
1.1.2 ROCKY-3786EV CPU Board Applications
The ROCKY-3786EV CPU board has been designed for use in industrial applications
where board expansion is critical and operational reliability is essential.
1.1.3 ROCKY-3786EV CPU Board Benefits
Some of the ROCKY-3786EV CPU board benefits include,
providing on-chip VGA which supports up to 1600x1200 resolution.
operating reliably in harsh industrial environments with ambient temperatures
as high as 60°C
providing parallel port and IDE interface which are compatible with IBM PC/AT
architecture
1.1.4 ROCKY-3786EV CPU Board Features
Some of the ROCKY-3786EV CPU board features are listed below:

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Complies with PICMG 1.0
Complies with RoHS
Supports up to 133 MHz front side bus (FSB)
Supports up to 512 MB SDRAM memory module
Supports two SATA channels with transfer rates up to 150MB/s
Optional high performance gigabit Ethernet (GbE) controller
Optional USB 2.0 connectors
1.2 ROCKY-3786EV CPU Board Overview
Figure 1-1 ROCKY-3786EV CPU Board Overview
1.2.1 ROCKY-3786EV CPU Board Connectors
The ROCKY-3786EV CPU board has the following connectors onboard:
1 x ATX power connector
1 x ATX power 5VSB and PSON connector
1 x ATX power switch connector
1 x Audio connector
1 x CD-in connector
1 x Compact Flash slot
2 x CPU fan connectors
2 x SDRAM slots
1 x Floppy disk drive connector
2 x IDE device connectors

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1 x IrDA connector
1 x Keyboard/Mouse connector
1 x LAN LED connector
1 x Multi panel connector
1 x Parallel port connector
2 x SATA connectors
2 x Serial port connectors
2 x USB 1.1 connectors
4 x USB 2.0 connectors (optional)
1 x VGA connector
The ROCKY-3786EV CPU board has the following connectors on the board rear panel:
1 x Audio Line Out connector
2 x RJ-45 Ethernet connectors
1 x Keyboard/Mouse connector
1 x VGA connector
The location of these connectors on the CPU Card can be seen in Figure 3-21. These
connectors are fully described in Chapter 2.
NOTE:
There are no configuration jumpers or connectors on the soldering side.
1.2.2 Technical Specifications
ROCKY-3786EV CPU board technical specifications are listed in Table 1-2. Detailed
descriptions of each specification can be found in Chapter 2.
SPECIFICATION
CPUs Supported Intel®Pentium® III, Celeron®, or VIA C3
Chipsets Northbridge: Intel® 815E
Southbridge: Intel® ICH2
I/O Controller IT8712

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Graphics Support On Chip Intel® 815E
Memory Two PC 100/133 SDRAM memory modules (Max.
512MB)
PCI Bus Interface 33MHz, Revision 2.2
Serial ATA (SATA) Two SATA connectors support RAID 0, 1
(VIA VT6421A Serial RAID controller)
HDD Interface Two IDE channels supports four Ultra ATA 33/66/100
devices
Floppy Disk Drive (FDD) Supports FDD
USB Interfaces Two USB 1.1 connectors supported
Four USB 2.0 connectors supported (optional)
Serial Ports Two high-speed 16C550 compatible UARTs ports
Hardware Monitoring Cooling fan, temperature and system voltages
Power Management Supports Advanced Configuration and Power Interface
(ACPI) Specifications Revision 2.0
Infrared Support Supports Serial Infrared (SIR) and Amplitude Shift
Keyed IR (ASKIR) interface
Ethernet Intel® 82562ET 10/100Mbps or
Intel®82541 GbE
BIOS Award BIOS
Physical Dimensions 380mm x 125mm (width x length)
Operating Temperature Minimum: 0ºC (32°F)
Maximum: 60°C (140°F)
Audio Audio Codec ’97 (AC’97) version 2.3 Realtek ALC655
Table 1-2: Technical Specifications

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Chapter
2
2 Detailed Specifications

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2.1 CPU Support
The ROCKY-3786EV CPU card has socket 370 and supports the following CPUs:
Intel® Pentium® III (FC-PGA) processor, up to 1.4GHz
Intel® Celeron® processor, 700MHz – 1.2GHz
VIA C3 processor, 733MHz or above
2.1.1 Pentium® III
The Intel® Pentium® III CPU comes with the following features:
Available in 1.10 GHz, 1 GHz, 900, 850, 800, 750, 700, 650, 600E, 550E, and
500E MHz for a 100 MHz system bus
System bus frequency at 100 MHz and 133 MHz (“E” denotes support for
Advanced Transfer Cache and Advanced system buffering; “B” denotes
support for a 133 MHz system bus where both bus frequencies are available
for order per each given core frequency
Available in versions that incorporate 256-KB Advanced Transfer Cache
(on-die, full speed Level 2 (L2) cache with Error Correcting Code (ECC))
Dual Independent Bus (DIB) architecture: Separate dedicated external
System Bus and dedicated internal high-speed cache bus
Internet Streaming SIMD Extensions for enhanced video, sound and 3D
performance
Binary compatible with applications running on previous members of the Intel
microprocessor line
Dynamic execution micro architecture
Intel Processor Serial Number
Power Management capabilities
oSystem Management mode
oMultiple low-power states
Optimized for 32-bit applications running on advanced 32-bit operating
systems
Flip Chip Pin Grid Array (FC-PGA/FC-PGA2) packaging technology;
FC-PGA/FC-PGA2 processors deliver high performance with improved
handling protection and socketability

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Integrated high performance 16-KB instruction and 16-KB data, nonblocking,
level one cache
256-KB Integrated Full Speed level two cache allows for low latency on
read/store operations
Double Quad Word Wide (256 bit) cache data bus provides extremely high
throughput on read/store operations.
8-way cache associativity provides improved cache hit rate on reads/store
operations.
Error-correcting code for System Bus data
Enables systems which are scaleable for up to two processors
2.1.2 Celeron®
The Intel® Celeron® CPU comes with the following features:
300, 366, 433, 566, 733, 850 MHz, and 1.2 GHz processor speeds
32K L1 cache (16K code and 16K data)
128K integrated L2 cache; 256K for 1.2 GHz
High performance floating-point unit
Intel® MMX™ technology
66 MHz Processor Side Bus (PSB) for 300 - 733 MHz processor speeds, and
100 MHz PSB for 850 MHz and 1.2 GHz
Compatible with 370 pin Socket specifications
Compatible with Intel® 815, 815E, 810 and Intel® 440BX chipsets (except 1.2
GHz)
1.2 GHz supported by Intel® 815/E, 810E2 chipsets
Flip-Chip Pin Grid Array (FC-PGA2) package (for 1.2 GHz)
Flip-Chip Pin Grid Array (FC-PGA) package (566, 733 and 850 MHz)
Plastic Pin Grid Array (PPGA) package (300, 366, and 433 MHz)
Built-in Self Test (BIST)
2.1.3 VIA® C3
The VIA® C3 CPU comes with the following features:
Padlock Advanced Cryptography Engine (available in Stepping 8 and higher).
Padlock Random Number Generator (available in Stepping 3 and higher).

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Plug-compatible with Socket 370 processors in terms of bus protocol,
electrical interface, and physical package
Software-compatible with thousands of x86 software applications available
MMX-compatible instructions
SSE-compatible instructions
Two large (64-KB each, 4-way) on-chip caches (2-way in Stepping 8 and
higher)
64-KB Level 2 victim cache (16-way)
Two large TLBs (128 entries each, 8-way)
Branch Target Address Cache with 1k entries each identifying 2 branches
Unique and sophisticated branch prediction mechanisms
Bus speeds up to 133 MHz
Extremely low power dissipation
Very small die-52 mm2 in TSMC 0.13μtechnology (47 mm2 for Stepping 8
and higher)
2.2 Onboard Chipsets
2.2.1 Northbridge and Southbridge Chipsets
The following chipsets are preinstalled on the board:
Northbridge: Intel® 815E
Southbridge: Intel® ICH2
The following two sections (Section 2.2.2 and Section 2.2.3) list some of the features of
the Intel® 815E and the Intel® ICH2 chipsets. For more information on these two chipsets
please refer to the Intel website.
2.2.2 Intel® 815E Northbridge Chipset
The Intel® 815E northbridge chipset comes with the following features:
Flexible processor support ranging from the Intel Celeron processor - Ultra
Low Power at 300MHz to the Pentium III processor - Low Power at 700 MHz
and the Celeron processor at 566 MHz to the Pentium III processor with 512K
cache at 1.26 GHz and beyond with support for 66, 100, or 133 MHz
Processor Side Bus (PSB) speeds