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Rectangular CEB server motherboard with dark VRM heatsinks, four DDR5 slots, three full-length PCIe 5.0 x16 slots

ASUS

ASUS Pro WS TRX50-SAGE WIFI A server motherboard

SKU CH-F2D1-J10D8 MPN Pro WS TRX50-SAGE WIFI A

CEB workstation motherboard for AMD sTR5 Threadripper CPUs up to 96 cores, 20 power stages, quad-channel DDR5 ECC RDIMM, three PCIe 5.0 x16 slots, four M.2, two SlimSAS, USB4, 10 Gb and 2.5 Gb LAN.

  • CPU Socket TypeSocket sTR5
  • CPU TypeAMD Ryzen Threadripper 7000 Series / AMD Ryzen Threadripper
  • North BridgeAMD TRX50
  • Memory Slots4 x DDR5 288-pin
  • Channel SupportedQuad Channel
  • ECC SupportedYes
  • Supports up to 96-core Threadripper CPUs via sTR5 socket
  • 20 power stages with dual 8-pin connectors deliver stable CPU power
  • Three PCIe 5.0 x16 slots plus one PCIe 4.0 x16 for multi-GPU
  • 10 Gb and 2.5 Gb LAN plus two USB4 40 Gbps ports
  • Four M.2 slots and two SlimSAS connectors for high-speed storage

Target Platform

The ASUS Pro WS TRX50-SAGE WIFI A is a CEB server motherboard built for AMD sTR5 socket processors. It supports Ryzen Threadripper 7000 and 9000 Series CPUs, including PRO WX-Series models up to 96 cores. The board delivers quad-channel DDR5 ECC memory support and a 20-stage power design for sustained heavy workloads.

Ideal Use Cases

This board suits professionals building AI workstations, render farms or simulation nodes that need multi-GPU scaling via three PCIe 5.0 x16 slots plus one PCIe 4.0 x16 slot. It also fits storage-heavy servers with four M.2 slots, two SlimSAS connectors and four SATA ports. Builds requiring consumer CPUs, standard ATX cases or non-ECC memory should look elsewhere.

Deciding Specification

The AMD TRX50 chipset with quad-channel DDR5 ECC registered memory support defines this platform. It requires sTR5 CPUs and ECC R-DIMM modules to function. This single specification determines whether the motherboard matches the intended processor and memory kit.

Highlights

  • Supports up to 96-core Threadripper CPUs via sTR5 socket
  • 20 power stages with dual 8-pin connectors deliver stable CPU power
  • Three PCIe 5.0 x16 slots plus one PCIe 4.0 x16 for multi-GPU
  • 10 Gb and 2.5 Gb LAN plus two USB4 40 Gbps ports
  • Four M.2 slots and two SlimSAS connectors for high-speed storage

Specifications

BrandASUS
ModelPro WS TRX50-SAGE WIFI A
CPU Socket TypeSocket sTR5
CPU TypeAMD Ryzen Threadripper 7000 Series / AMD Ryzen Threadripper 9000 Series / AMD Ryzen Threadripper PRO 7000 Series / AMD Ryzen Threadripper PRO 9000 Series
North BridgeAMD TRX50
Memory Slots4 x DDR5 288-pin
Channel SupportedQuad Channel
ECC SupportedYes
RegisteredYes
PCI Express 5.0 x16AMD Ryzen Threadripper PRO 9000 & 7000 WX-Series and Ryzen Threadripper 9000 & 7000 Series Processors
3 x PCIe 5.0 x16 slots
PCI Express 4.0 x161 x PCIe 4.0 x16 slot
SATA4 x SATA 6.0Gb/s
SATA RAIDAMD RAIDXpert2 Technology
PCIe RAID 0/1/5/10
SATA RAID 0/1/5/10
SAS2 x SlimSAS
M.2AMD Ryzen Threadripper PRO 9000 & 7000 WX-Series and AMD Ryzen Threadripper 9000 & 7000 Series Processors
M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode)**
M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode)**
AMD TRX50 Chipset
M.2_3 slot (Key M), type 2280(supports PCIe 4.0 x4 mode),shared bandwidth with SlimSAS_2***
SlimSAS_2 slot supports PCIe 4.0 x4 mode NVMe device, shared bandwidth M.2_3***
AMD Ryzen Threadripper PRO 9000 & 7000 WX-Series
M.2_4 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode)****
SlimSAS_1 slot supports PCIe 4.0
Audio ChannelsRealtek ALC1220P Surround Sound High Definition Audio CODEC*
- Impedance sense for front and rear headphone outputs
- Internal audio Amplifier to enhance the highest quality sound for headphone and speakers
- Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking
- High quality 120 dB SNR stereo playback output and 113 dB SNR recording input (Line-in)
- Supports up to 32-Bit/192 kHz playback"
Audio Features
- Audio Shielding
- Dedicated audio PCB layers
- Unique de-pop circuit
* A chassis with an HD audio module in the front panel is required to support 5.1 Surround So
LAN ChipsetMarvell AQtion
LAN Speed10Gbps
Second LAN ChipsetIntel I226-LM
Second LAN Speed2.5Gbps
Max LAN Speed10Gbps + 2.5Gbps
Wireless LANWi-Fi 802.11 be
Back I/O Ports2 x USB4 (40Gbps) ports (2 x USB Type-C)
6 x USB 10Gbps ports (6 x Type-A)
1 x USB 2.0 port (1 x Type-A)
2 x DisplayPort IN
1 x Wi-Fi Module
1 x Marvell AQtion 10Gb Ethernet port
1 x Intel 2.5Gb Ethernet port
2 x Audio jacks
1 x BIOS FlashBack button
1 x Clear CMOS button
Onboard USB1 x USB 20Gbps connector supports USB Type-C
1 x USB 5Gbps header supports 2 additional USB 5Gbps ports
2 x USB 2.0 headers support additional 4 USB 2.0 ports
Other ConnectorsFan and Cooling related
1 x 4-pin CPU Fan header
1 x 4-pin CPU OPT Fan header
1 x W_PUMP+ header
4 x 4-pin Chassis Fan headers
2 x 4-pin VRM Fan header (with VRM FAN onboard)
Miscellaneous
1 x Addressable RGB Gen 2 header
1 x BMC header
1 x COM Port header
1 x FlexKey button
1 x Front panel audio header (F_AUDIO)
1 x Start button
1 x Safe boot button
1 x ReTry button
1 x LN2 mode jumper
1 x Slow mode switch
1 x SPI TPM header (14-1pin)
1 x 10-1 pin Front Panel System header
1 x Chassis intrusion header
1 x Thermal Sensor header
7 x ProbeIt Measurement Points
BIOS Feature256 Mb Flash ROM, UEFI AMI BIOS
FeaturesASUS Q-Design
- Q-Code
- M.2 Q-Latch
- M.2 Q-Release
- Q-Connector
- Q-DIMM
- Q-LED (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow green])
- Q-Slot
ASUS Thermal Solution
- M.2 heatsink and onboard thermal pads
- M.2 heatsink backplate
- VRM heatsink design with active fans
ASUS EZ DIY
- BIOS FlashBack button
- BIOS FlashBack LED
- Clear CMOS button
- Dual DIMM clips
- ProCool II
- Pre-mounted I/O shield
- SafeSlot
- SafeDIMM
Aura Sync
- Addressable RGB Gen 2 header
Bespoke Motherboard Design & Business Focused Features
- 24/7 Reliability
- Overcurrent Protection
Form FactorCEB
Dimensions (W x L)12.0" x 11.0"
Package ContentsCables
2 x SATA 6Gb/s cables
1 x Thermistor cable pack
1 x DisplayPort cable
1 x 4pin to 24-pin ATX power connector
Miscellaneous
1 x ASUS WiFi Q-Antenna
2 x M.2 Q-Latch package(2 in 1)
2 x M.2 Q-Slide package
2 x M.2 Rubber Packages
1 x Fan bracket
1 x Q-connector
Documentation
1 x ACC Express Activation Key Card
1 x QSG
Shipping weight3.72 kg
Package size381 × 330 × 102 mm

Questions about this item

What PCIe generation do the three x16 slots use and what throughput does that provide per slot?

The board has three PCIe 5.0 x16 slots; each slot runs at up to 5.0 GT/s per lane, giving 16 lanes of PCIe 5.0 bandwidth to the installed device.

What case and power connectors are required to mount this CEB motherboard?

The CEB form factor needs a chassis with CEB or E-ATX standoffs, plus two 8-pin CPU power connectors for the 20-stage VRM.

How is the board installed and which step is often missed?

Install standoffs for CEB, seat the board, connect both 8-pin CPU power cables, then populate all four DDR5 slots for quad-channel operation — skipping the second 8-pin connector is the common oversight.

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