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ASUS Pro WS W790-ACE Intel® W790 (LGA 4677) CEB workstation motherboard, PCIe 5.0 x16, M.2, 10G and 2.5G LAN, Server-grade Remote Management, 12+1+1 power stages, front and Rear USB 3.2 Gen 2x2 Type-C
- Intel® LGA 4677 socket: Ready for Intel Xeon® W-3400 & W-2400 processors
- CPU and memory overclocking: Supports for up to 2TB of ECC R-DIMM DDR5 memory (2DPC)
- Ultrafast connectivity: 5 PCIe 5.0 x16 slots, 10G & 2.5G LAN, 2 M.2, front and rear USB 3.2 Gen 2x2 Type-C® and 3 SlimSAS
- Server-grade IPMI remote management: Hardware and software-level with ASUS IPMI expansion card support, plus a real-time monitoring and management software – ASUS Control Center Express
- Robust power and thermal design: 12+1+1 power stages, 8-pin PCIe power connector, Massive VRM, chipset and M.2 heatsinks and M.2 backplate
- Trusted stability: Highly compatible with the latest technologies with solid QVL list and tested for 24/7 operation, validated for extensive compatibility
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Overview
Specs
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Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Limited Warranty period (parts): 3 years
- Limited Warranty period (labor): 3 years
- Read full details
Return Policies
- Return for refund until: January 31, 2027
- Return for replacement until: January 31, 2027
- This item is covered by Newegg.com's Extended Holiday Return Policy.
- Read full return policy for details.
We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2026 and December 31, 2026 you will have until January 31, 2027 to return your product.
Manufacturer Contact Info
- Manufacturer Product Page
- Manufacturer Website
- Support Phone: 1-510-739-3777
- Support Website
- View other products from ASUS
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The ASUS Pro WS W790-ACE is a CEB workstation motherboard for Intel Xeon W-3400 and W-2400 processors, with support for up to 2TB of ECC DDR5 R-DIMM memory and five PCIe 5.0 x16 slots; it suits professional workstations built for memory-intensive workloads and multiple expansion cards.
Recommended For
- Workstation builders running Intel Xeon W-3400 or W-2400 processors for 3D rendering, simulation, complex design, or data analysis who need ECC registered memory and room for multiple PCIe cards.
- Professionals building multi-GPU workstations for GPU computing or AI inference who can use the board’s PCIe expansion and plan around its documented slot-bandwidth configurations.
- Video, storage, or data-workstation builders moving large files to network storage who need 10Gb Ethernet plus additional high-speed expansion and storage connections.
- IT teams managing a compatible workstation fleet who want remote hardware monitoring and management and are prepared to add the supported ASUS IPMI expansion card.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Multi-GPU workstation builds using supported Intel Xeon W-3400 or W-2400 processors, with high-capacity ECC DDR5 memory, PCIe expansion, and multi-gigabit networking |
| Processor And Platform | Intel LGA 4677 socket with W790 chipset, compatible with Intel Xeon W-3400 and W-2400 series processors |
| Memory Configuration | Eight DDR5 DIMM slots with quad-channel support, up to 2TB of ECC memory, and support for DDR5-6800 (OC) and Intel XMP 3.0 |
| PCIe Expansion | Five PCIe 5.0 x16 slots, with lane configurations supporting x16, x16, x16, x0/x8, and x16/x8 modes |
| Storage And RAID | Two PCIe 4.0 x4 M.2 slots; three SlimSAS slots for NVMe devices, with SlimSAS_2 also supporting up to four SATA devices via a separately purchased transfer cable; four SATA 6Gb/s ports with RAID 0/1/5/10 support |
| Networking | Marvell AQtion 10Gb Ethernet and Intel 2.5Gb Ethernet, with ASUS LANGuard |
| USB And Rear I/O | Rear I/O includes one USB 3.2 Gen 2x2 Type-C, four USB 3.2 Gen 2 Type-A, and eight USB 2.0 Type-A ports, plus five audio jacks, optical S/PDIF, BIOS FlashBack, and Clear CMOS; onboard headers add USB Type-C, two USB 3.2 Gen 1 ports, and four USB 2.0 ports |
| Audio | Realtek S1220A 7.1-channel HD audio with optical S/PDIF output, headphone impedance sensing, and support for up to 32-bit/192 kHz playback; 32-bit/192 kHz is not supported in 7.1-channel mode |
| Board Features And Cooling | CEB workstation motherboard with VRM and M.2 heatsinks, an M.2 heatsink backplate, and ASUS protection and diagnostic features including ESD Guards, overvoltage protection, Q-Code, Q-LED, and SafeSlot |
| Internal Headers And Controls | Includes CPU, CPU OPT, chassis fan, and W_PUMP+ headers; BMC and COM headers; TPM, thermal sensor, VROC key, and system panel headers; and FlexKey, ReTry, and Start buttons |
| BIOS | 512 Mb Flash ROM with UEFI AMI BIOS |
| Model Identifiers | ASUS Pro WS W790-ACE, part number 90MB1C70-M0AAY0 |