Nvidia Tesla C870 User manual

April 14, 2008 | BD-03399-001_v04
Board Specification
NVIDIA Tesla C870
GPU Computing
Processor Board

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Document Change History
Version Date Reason for Change
01 July 24, 2007 Preliminary Release
02 August 1, 2007 Clarified language support for Linux (Table 9)
03 January 29, 2008 Removed confidential statement
Updated look and feel to meet current standards
04 April 14, 2008 Updated terminology to be the same as used on
web site and other documents

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Table of Contents
NVIDIA Tesla C870 Overview.........................................................................................1
Key Features....................................................................................................................1
GPU Description ...............................................................................................................2
Configuration...................................................................................................................3
Mechanical Specification................................................................................................4
PCI Express System..........................................................................................................4
Placement of Standard I/O Connectors...............................................................................5
Internal Connector and Headers..................................................................................... 6
PCI Express Power Connector ........................................................................................6
4-Pin Fan Connector...................................................................................................... 7
Power Specifications......................................................................................................8
Power by Rail...................................................................................................................9
Thermal Specifications.................................................................................................10
Thermal Qualification Summary....................................................................................... 10
Cooling Solution ............................................................................................................. 12
Support Information ....................................................................................................14
Languages..................................................................................................................... 14
Certificates and Agencies ................................................................................................ 15
Certifications .............................................................................................................. 15
Agencies.................................................................................................................... 15

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List of Figures
Figure 1. Tesla C870 GPU.................................................................................................2
Figure 2. PCI Express Board..............................................................................................4
Figure 3. Blank Bracket ....................................................................................................5
Figure 4. 6-Pin PCI Express Power Connector.....................................................................6
Figure 5. 4-Pin Fan Connector...........................................................................................7
Figure 6. TM60 Active Fan Sink....................................................................................... 12

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List of Tables
Table 1. Board Configuration ...........................................................................................3
Table 2. 6-Pin PCI Express Power Connector Pinout...........................................................7
Table 3. Configuration with Two 6-Pin Connectors.............................................................8
Table 4. Power By Rail ....................................................................................................9
Table 5. Test Setup and Configuration............................................................................ 10
Table 6. Sample Thermal Results and Specification.......................................................... 11
Table 7. Fan Specifications and Conditions...................................................................... 13
Table 8. Environmental Specifications and Conditions....................................................... 13
Table 9. Languages Supported....................................................................................... 14

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NVIDIA Tesla C870
Overview
The NVIDIA®Tesla™C870 GPU computing processor board is a PCI Express
(Gen 1) full-height (4.376 inches by 12.283 inches) form factor computing add-in
card based on the NVIDIA Tesla C870 graphics processing unit (GPU), and is
targeted as a high performance computing (HPC) solution for PCI Express systems.
The Tesla C870 board offers 1536 MB of 136-pin ball grid array (BGA) GDDR3
memory.
Key Features
GPU
Number of streaming processor cores: 128
Processor core clock: 1.35 GHz
Voltage: 1.3 V ± 130 mV
Package size: 42.5 mm × 42.5 mm 1449-pin flip-chip ball grid array (FCBGA)
Board
Twelve layers printed circuit board (PCB)
PCI Express ×16 Generation 1 system interface
Physical dimensions: 4.376 inches × 12.283 inches, dual slot
Power: 170.9 W
External Connectors
None
Internal Connectors and Headers
Two 6-pin PCI Express power connectors
4-pin fan connector

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Memory
Memory size: 1536 MB
¾Twenty-four pieces 16M × 32 GDDR3 136-pin BGA SDRAM
Memory clock: 800 MHz
Interface: 384-bit GDDR3
BIOS
Serial ROM, 128 K × 8
GPU Description
The Tesla C870 is based on the G80 Tesla GPU from NVIDIA.
Figure 1. Tesla C870 GPU
Memory
Controller
Host Interface
Tesla C870
Compute
GPU
Memory
PCI-E

NVIDIA Tesla C870 GPU Computing Processor Board
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Configuration
There is one configuration available (Table 1) for the NVIDIA Tesla C870 board.
Table 1. Board Configuration
Specification Description
SKU reference 900-20357-0000-000
Chip Tesla C870 GPU
Package size: GPU 42.5 mm × 42.5 mm
Processor clock 1.35 GHz
Memory size 1536 GHz
Memory clock 800 MH z
Memory I/O 384-bit GDDR3
Memory configuration 24 pcs 16M × 32 GDDR3 SDRAM
Display connectors N/A
Board connector PCI Express Gen 1 x16
Internal connectors and headers Two 6-pin PCI Express power connectors
4-pin fan connector
Two SLI 26-pin edge connectors are present but not
used for Tesla C870
Total board power 170.9 W

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Mechanical
Specification
PCI Express System
The Tesla C870 board (Figure 2) conforms to the PCI Express full height (4.376
inches by 12.283 inches) form factor.
Figure 2. PCI Express Board
4.736 inches
12.283 inches

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Placement of Standard I/O
Connectors
The Tesla C870 board does not include any external I/O connectors.
Figure 3. Blank Bracket

NVIDIA Tesla C870 GPU Computing Processor Board
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Internal Connector and Headers
The Tesla C870 board supports the following internal connectors and headers.
Two 6-pin PCI Express power connectors
4-pin fan connector
PCI Express Power Connector
The Tesla C870 is a high performance-optimized, high-end board and utilizes power
from two 6-pin PCI Express connectors (Figure 4) and external power. Table 5 lists
the pin description for the 6-pin power connector.
Figure 4. 6-Pin PCI Express Power Connector

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Table 2. 6-Pin PCI Express Power Connector Pinout
Pin Number Description
1 +12 V
2 +12 V
3 +12 V
4 GND
5 Sense
6 GND
4-Pin Fan Connector
The Tesla C870 board uses a 4-pin fan connector (Figure 5) to connect the fan to
the PCB for fan control by the Tesla C870 product.
Figure 5. 4-Pin Fan Connector

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Power
Specifications
The Tesla C870 is a performance optimized high-end board. Power is taken from
the PCI Express host bus as well as two 6-pin PCI Express power connectors.
Without any auxiliary power provided to the Tesla C870, a buzzer on the board will
beep and the board will not boot.
Table 3. Configuration with Two 6-Pin Connectors
6-pin PCIe Power
Connector (outside
position – nearest
corner of PCB)
6-pin PCIe Power
Connector (Inside
position)
Result
Connected Connected Full Power **
Connected Not Connected Board will perform at lower
performance
Not Connected Connected Buzzer will sound – board will not
boot
Not Connected Not Connected Buzzer will sound – board will not
boot
**This is the recommended connection for this configuration in order to provide the
necessary power into the Tesla C870 board to achieve full performance.

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Power by Rail
Table 4 lists the power by rail numbers for the Tesla C870 board.
Table 4. Power By Rail
Input Rails
12 V Voltage Volts 12.69
12 V Current Amps 2.86
12 V Power Watts 36.29
3V3 Voltage Volts 3.29
3V3 Current Amps 1.14
3V3 Power Watts 3.75
Input Rails Ext 12V
12 V Voltage Volts 12.14
12 V Current Amps 5.08
12 V Power Watts 61.67
Input Rails Ext 12V
12 V Voltage Volts 12.14
12 V Current Amps 5.7
12 V Power Watts 69.20
Total Power Watts 170.9

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Thermal
Specifications
Thermal Qualification Summary
The information contained in this summary report is intended to provide users of
the Tesla C870 with thermal information necessary to assist in thermal management
efforts. This information is not intended to provide a specific thermal management
solution. However, it does show an approach that results in the reliable operation of
the Tesla C870
The product and cooling solutions used are:
Device Product: Tesla C870
Cooling Solution: Fan sink solution, NV P/N 095-0041-020. The cooling
solution assembly includes a heat sink, fan, thermal grease interface material,
and screws. Full specification available.
Result: Under the operating conditions described below, the Tesla C870 passed
thermal qualification.
Table 5. Test Setup and Configuration
System Part Configuration
PC: Opened System in Closed Acrylic box in Oven 1
Power supply 850 W
CPU Conroe 2.66 GHz
System DRAM 1 GB
PC operating system Windows XP Professional
GPU computing processor Tesla C870
Bios 6.80.09.00.00
Cuda driver 100.09
GPU L6094176 0637A2
GPU speed 1.35 GHz (processor core) 800 MHz ( memory clock)
Core voltage: 1.3 V

NVIDIA Tesla C870 GPU Computing Processor Board
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Table 6. Sample Thermal Results and Specification
Test Application Tjunction(°C)* TA(°C)** Cooling
Solution
Test 1: Q4 96
Test 2: 3DMark03
Nature 102
55
GPU junction
maximum
temperature
specification under
any operating
conditions.
105 At any ambient
Temperature
Fan-sink solution,
NV P/N 095-0041-
020
* Junction temperature as reported by NVIDIA thermal sensor.
** Ambient air temperature - average of 3 sensors positioned at the inlet to the GPU fan
sink

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Cooling Solution
The Tesla C870 utilizes a Cooler Master TM60 active fan sink (Figure 6) to cool the
GPU. For fan and environmental specifications refer to Table 7 and Table 8.
Figure 6. TM60 Active Fan Sink
No. Description
1 Heat sink assembly
2 Cover
3 GPU screw
4 Screw
5 Fan

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Table 7. Fan Specifications and Conditions
Specifications Conditions
Rated voltage 12 V
Operating voltage 5.0 – 12.6 V DC
Input current (fan only) 0.15 Amp (maximum 0.23 Amp)
Input power (fan only) 1.80 W (maximum 2.76 W)
Speed (fan only) 2500 RPM
Air flow 11.520 CFM (minimum 10.368 CFM)
Static air pressure 0.156" water (minimum 0.126” water)
Acoustic noise 31.5 dB-A (maximum 35.5 dB-A)
Life expectance 50,000 hours continuous operation at 40 °C
Table 8. Environmental Specifications and Conditions
Specifications Conditions
Operating temperature 0 °C to 55 °C
Storage temperature All function shall be normal after 500 hours at -40 °C
to 75 °C at normal humidity with a 24 hours recovery
period at room temperature
Operating humidity 5 to 90 % RH
Storage humidity 5 to 95 % RH

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Support
Information
Languages
Table 9. Languages Supported
WinXP Linux
English (US) x x
English (UK) x
Arabic x
Chinese, Simplified x
Chinese, Traditional x
Danish x
Dutch x
Finnish x
French x
French (Canada) x
German x
Italian x
Japanese x
Korean x
Norwegian x
Portuguese (Brazil) x
Russian x
Spanish x
Spanish (Latin America) x
Swedish x
Thai x
Note: NVIDIA’s CUDA™ software is only supported in English (U.S.)

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Certificates and Agencies
Certifications
Windows Hardware Quality Lab (WHQL):
Agencies
Bureau of Standards, Metrology, and Inspection (BSMI)
C-Tick
Conformité Européenne (CE)
Federal Communications Commission (FCC)
Interference-Causing Equipment Standard (ICES)
Ministry of Information and Communication (MIC)
Underwriters Laboratories (UL)
Voluntary Control Council for Interference (VCCI)