ASROCK WRX90 WS EVO User manual

Contact Information
If you need to contact ASRock or want to know more about ASRock, you’re welcome
to visit ASRock’s website at http://www.asrock.com; or you may contact your dealer
for further information. For technical questions, please submit a support request
form at https://event.asrock.com/tsd.asp
ASRock Incorporation
e-mail: [e-mail]
ASRock EUROPE B.V.
e-mail: [e-mail]
ASRock America, Inc.
e-mail: sa[email protected]
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Contents
Chapter 1 Introduction 1
1.1 Package Contents 1
1.2 Specications 2
1.3 Motherboard Layout 6
1.4 I/O Panel 9
1.5 Block Diagram 12
Chapter 2 Installation 13
2.1 Installing the CPU 14
2.2 Installing the CPU Liquid Cooler 18
2.3 Installation of Memory Modules (DIMM) 20
2.4 Connecting the Front Panel Header 22
2.5 Installing the I/O Panel Shield 23
2.6 Installing the Motherboard 24
2.7 Installing SATA Drives 25
2.8 Installing a Graphics Card 27
2.9 Connecting Peripheral Devices 29
2.10 Connecting the Power Connectors 30
2.11 Power On 31
2.12 Jumpers Setup 32
2.13 Onboard Headers and Connectors 34
2.14 Smart Buttons 62

2.15 Dr. Debug 65
2.16 M.2 SSD Card Installation Guide (M2_1) 71
2.17 M.2 SSD Card Installation Guide (M2_2) 74

1
WRX90 WS EVO
Chapter 1 Introduction
ank you for purchasing ASRock WRX90 WS EVO motherboard, a reliable
motherboard produced under ASRock’s consistently stringent quality control.
It delivers excellent performance with robust design conforming to ASRock’s
commitment to quality and endurance.
1.1 Package Contents
• ASRock WRX90 WS EVO Motherboard (EEB Form Factor)
• ASRock WRX90 WS EVO User Manual
• 4 x Serial ATA (SATA) Data Cables (Optional)
• 1 x I/O Panel Shield
• 2 x ermistor Cables (Optional)
• 1 x Multi PSU Adaptor Cable (Optional)
• 2 x Screws for M.2 Sockets (Optional)
• 2 x Standos for M.2 Sockets (Optional)
Because the motherboard specications and the BIOS soware might be updated, the
content of this documentation will be subject to change without notice. In case any modi-
cations of this documentation occur, the updated version will be available on ASRock’s
website without further notice. If you require technical support related to this mother-
board, please visit our website for specic information about the model you are using. You
may nd the latest VGA cards and CPU support list on ASRock’s website as well. ASRock
website http://www.asrock.com.

2
1.2 Specications
Platform • EEB Form Factor
• 14 Layer PCB
• 2oz Copper PCB
CPU • Supports AMD RyzenTM readripperTM PRO Processors
• Supports AMD Socket sTR5
• Supports ASRock Hyper BCLK Engine
Chipset • AMD WRX90
Memory • Eight Channel DDR5 Memory Technology
• 8 x DDR5 DIMM Slots*
• Supports DDR5 ECC, buered memory (RDIMM/ RDIMM-
3DS) up to 7600+(OC)**
• Max. capacity of system memory: 2TB
* S3 (Sleep) mode is supported only when 1 / 2 / 4 DIMMs
memory modules are installed.
** Please refer to Memory Support List on ASRock's website for
more information. (http://www.asrock.com/)
Expansion
Slot
CPU:
• 7 x PCIe 5.0 x16 Slots (PCIE1/PCIE2/PCIE3/PCIE4/PCIE5/
PCIE7 at x16; PCIE6 at x8)*
* Supports NVMe SSD as boot disks
• 15μ Gold Contact in VGA PCIe Slots
Graphics • Aspeed® AST2600 BMC Controller
• 1 x DisplayPort 1.1a with max. resolution up to 1920x1200 @
60Hz*
* DisplayPort 1.1a does not support audio function.
Audio • 7.1 CH HD Audio with Content Protection (Realtek
ALC1220 Audio Codec)
• Impedance Sensing on Rear Out port
• Individual PCB Layers for R/L Audio Channel
• Nahimic Audio

3
WRX90 WS EVO
LAN 2 x 10 Gigabit LAN 100/1000/2500/5000/10000 Mb/s (Intel®
X710-AT2)
• Support PXE
1 x Dedicated IPMI (Realtek RTL8211F)
USB CPU:
• 2 x USB4 Type-C (Rear)
• 4 x USB 3.2 Gen2 Type-A (Rear)
Chipset:
• 1 x USB 3.2 Gen2x2 Type-C (Front)
• 4 x USB 3.2 Gen1 Type-A (2 Rear, 2 Front)
• 4 x USB 2.0 (Front)
* All USB ports support ESD Protection
Rear Panel
I/O
• 1 x DisplayPort 1.1a
• 1 x Optical SPDIF Out Port
• 2 x USB4 Type-C Ports (40 Gb/s)*
• 4 x USB 3.2 Gen2 Type-A Ports (10 Gb/s)
• 2 x USB 3.2 Gen1 Type-A Ports
• 2 x RJ-45 LAN Ports
• 1 x RJ45 Dedicated IPMI LAN Port
• 1 x Line Out Jack (Gold Audio Jack)
• 1 x Microphone Input Jack (Gold Audio Jack)
* USB_TC1 supports USB PD 3.0 up to 9V@3A (27W) / 5V@3A
(15W) charging; USB_TC2 supports USB PD 3.0 up to 5V@3A
(15W) charging.
Storage CPU:
• 1 x Blazing M.2 Socket (M2_1, Key M), supports type
2260/2280/22110 PCIe Gen5x4 (128 Gb/s) mode*
• 2 x MCIO Connectors (PCIe Gen5x4 or 4 x SATA3 6.0 Gb/s)
• 1 x SlimSAS SFF-8654 Connector (SLIM1) (PCIe Gen4x4 or
4 x SATA3 6.0 Gb/s)
Chipset:
• 1 x Hyper M.2 Socket (M2_2, Key M), supports type
2260/2280 PCIe Gen4x4 (64 Gb/s) mode*
• 1 x SlimSAS SFF-8654 Connector (SLIM2) (PCIe Gen4x4)
• 4 x SATA3 6.0 Gb/s Connectors
* Supports NVMe SSD as boot disks

4
RAID • Supports RAID 0, RAID 1 and RAID 10 for SATA storage
devices
• Supports RAID 0, RAID 1 and RAID 10 for M.2 NVMe stor-
age devices*
* Requires additional M.2 NVMe expansion cards to support
RAID 10
Connector • 2 x ermistor Cable Headers
• 1 x Front VGA Header
• 1 x COM Port Header
• 1 x Power LED and Speaker Header
• 1 x Intelligent Platform Management Bus Header
• 1 x PSU SMBus Header
• 1 x BMC SMBus Header
• 1 x Auxiliary Panel Header
• 2 x Addressable LED Headers*
• 1 x CPU Fan Connector (4-pin)**
• 1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan
Speed Control)***
• 3 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan
Speed Control)****
• 1 x 24 pin ATX Power Connector (Hi-Density Power Con-
nector)
• 1 x 3 pin ATX Power Connector*****
• 2 x 8 pin ATX 12V Power Connectors (Hi-Density Power
Connector) (for Motherboard)******
• 2 x 6 pin PCIe 12V Power Connectors (Hi-Density Power
Connector) (for Motherboard)******
• 2 x 6 pin Graphics 12V Power Connectors (Hi-Density
Power Connector) (for PCIe card)*******
• 1 x Right Angle Front Panel Audio Connector
• 2 x USB 2.0 Headers (Support 4 USB 2.0 ports)
• 1 x USB 3.2 Gen1 Header (Supports 2 USB 3.2 Gen1 ports)
• 1 x Front Panel Type C USB 3.2 Gen2x2 Header (20 Gb/s)
• 2 x SGPIO Headers
• 1 x CPU HP-SMBus Connector
• 1 x Non Maskable Interrupt Button Header
• 1 x Dr. Debug with LED

5
WRX90 WS EVO
• 1 x Power Button with LED
• 1 x Reset Button with LED
• 1 x Clear CMOS Button
* Support in total up to 5V/3A, 15W LED Strip
** CPU_FAN1 supports the fan power up to 1A (12W).
*** CPU_FAN2/WP supports the fan power up to 2A (24W).
**** CHA_FAN1~3/WP support the fan power up to 2A (24W).
***** Plug the Multi PSU Adaptor Cable that comes with the
package to ATX_CON1 if you use a secondary PSU.
****** It is required to connect both ATX12V1 and ATX12V2;
otherwise, the system may not boot up properly.
****** It is required to connect all 8 pin and 6 pin 12V Power
Connectors when overclocking.
******* It is required to connect 6 pin PCIE 12V power cables to
either GFX_12V1 or GFX_12V2; otherwise, the system may not
boot up properly.
BIOS
Feature
• AMI UEFI Legal BIOS with GUI support
OS • Microso® Windows® 11 64-bit
Certica-
tions
• FCC, CE
• ErP/EuP ready (ErP/EuP ready power supply is required)
• CEC Tier II ready
Please realize that there is a certain risk involved with overclocking, including adjusting
the setting in the BIOS, applying Untied Overclocking Technology, or using third-party
overclocking tools. Overclocking may aect your system’s stability, or even cause damage to
the components and devices of your system. It should be done at your own risk and expense.
We are not responsible for possible damage caused by overclocking.
* For detailed product information, please visit our website: http://www.asrock.com

6
AMD
WRX90
PCIE1
2
AUDIO
CODEC
CPU_FAN2
/WP
CHA _FAN3/ WP
CPU_FAN1
PCIE5
1
PANEL1
HDLED RESET
PLED PWRBTN
1
CLRC
MOS1
USB32_TC3
LAN
ATX12V2
ATXPWR1
PCIE3
BMC
ROM
BIOS
ROM
Dr.
Debug
Power
Reset
Top:
MIC I N
Center:
Line Out
Bottom:
Optical
SPDIF
US B 3.2 Ge n2
US B32 _5
SLI M2
MCIO1
PCIE2
PCIE4
345
CHA_FAN1/WP
1
ATX_CON1
PCIE12V2_6P
GFX_12V1
GFX_12V2
3031
USB_34
MFG1
1
32
ADDR_LED2
USB 3.2 Gen2:
USB32_2
USB 3.2 Gen2:
USB32_1
USB 3.2 Gen1:
USB32_4
USB 3.2 Gen1:
USB32_3
USB4 USB_TC1
1
ADDR_LED1
6
ATX12V1
7
PCIE12V1_6P
8 9 10
11
12
13
14
15
16
17
18
19
20
SLI M1
MCIO2
USB32_7_8
SPK_PLED1
1
CPU1_HSBP1
1
1
1
USB_12
1
HD_AUDIO1
COM1
1
IPMB1
BMC_SMB1
1
NMI_BTN1
11
1
VGA_CON1
CLRC
BTN1
1
PSU_SMB1
1
SATA_SGPIO1
1
SATA_SGPIO2
1
SATA3_2
SATA3_1
SATA3_ 3
SATA3_4
AUX_PANEL1
1
26
28
27
29
23
21
24
22
25
333536
38 37
40 3941
4243
4445474849
50 46
PCIE6
DDR5_D0 (64 bit, 288-pin module)
DDR5_C0 (64 bit, 288-pin module)
DDR5_B0 (64 bit, 288-pin module)
DDR5_A0 (64 bit, 288-pin module)
DDR5_E0 (64 bit, 288-pin module)
DDR5_F0 (64 bit, 288-pin module)
DDR5_G0 (64 bit, 288-pin module)
DDR5_H0 (64 bit, 288-pin module)
34
M2_1
M2_2
CHA_FAN2
/WP
1
LAN1 LAN_2
DP1
IPMI
LAN
US B 3.2 Ge n2
US B32 _6
USB4 USB_TC2
ASPEED
AST2600
LAN
PCIE7
T_SENSOR1
1
T_SENSOR2
1.3 Motherboard Layout