| Weight | 3 lbs |
|---|---|
| Dimensions | 11 × 11 × 3 in |
| Brand | ASUS |
| CPU Socket Type | AM5 |
| CPU Type | AMD Socket AM5 for AMD Ryzen 9000 & 8000 & 7000 Series Desktop Processors and AMD EPYC 4005 Series Processors |
| Chipset | AMD B850 |
| Number of Memory Slots | 4x288pin (DDR5) |
| Memory Standard | DDR5 5600 / DDR5 8000 |
| Maximum Memory Supported | 256GB |
| Channel Supported | Dual Channel |
| Memory Performance Profile | AMD EXPO |
| ECC Supported | Yes |
| Buffer Supported | Un-buffered |
| PCI Express 5.0 x16 | AMD Ryzen 9000 & 7000 Series Desktop Processors and AMD EPYC 4005 Series Processors 1 x PCIe 5.0 x16 slot (supports x16 mode) AMD Ryzen 8000 Series Desktop Processors 1 x PCIe 4.0 x16 slot (supports x8/x4 mode) |
| PCI Express 4.0 x16 | AMD B850 Chipset 1 x PCIe 4.0 x16 slot (supports x4 mode) |
| PCI Slots | 2 x PCI Slots |
| Serial ATA (SATA) | 4 x SATA 6Gb/s |
| M.2 | AMD Ryzen 9000 & 7000 Series Desktop Processors and AMD EPYC 4005 Series Processors M.2_1 slot (Key M), type 2280 (supports PCIe 5.0 x4 mode) M.2_2 slot (Key M), type 2280 (supports PCIe 5.0 x4 mode) MCIO connector (supports PCIe 5.0 x4 mode) AMD Ryzen 8000 Series Desktop Pro |
| Audio Chipset | Realtek 7.1 Surround Sound High Definition Audio CODEC – Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking – Supports up to 24-Bit/192 kHz playback Audio Features – Audio Shielding – Premium audio capacitors – Dedicated audio PCB layers *Due to limitations in |
| Max LAN Speed | 10Gbps + 2.5Gbps + 1Gbp |
| Back I/O Ports | 3 x USB 10Gbps port(s) (3 x Type-A ) 1 x USB 10Gbps port(s) (USB Type-C) 1 x USB 10Gbps port(s) (USB Type-C) supports DisplayPort video output 2 x USB 2.0 port(s) (2 x Type-A) 1 x DisplayPort 1 x VGA port 1 x HDMI port 1 x Realtek 10Gb Ethernet port 1 x Intel 2.5Gb Ethernet ports |
| Onboard USB | 1 x USB 5Gbps header(s) support(s) 2 additional USB 5Gbps ports 2 x USB 2.0 header(s) support(s) 4 additional USB 2.0 ports 1 x USB 2.0 port (1 x Type-A) for BIOS FlashBack |
| Other Connectors | Fan and Cooling Related 1 x 4-pin CPU Fan header(s) 1 x 4-pin CPU OPT Fan header(s) 3 x 4-pin Chassis Fan header(s) 1 x W_PUMP+ header(s) Power Related 1 x 24-pin Main Power connector 1 x 8-pin +12V CPU Power connector 1 x 4-pin +12V CPU Power connector Miscellaneous 1 x BIOS Fla |
| Form Factor | Micro ATX |
| Dimensions (W x L) | 9.6" x 9.6" |
| Power Pin | 24 Pin |
| BIOS Feature | 512 Mb Flash ROM, UEFI AMI BIOS (text-based) |
| Software | ASUS Exclusive Software Armoury Crate – Fan Xpert 4 ASUS DriverHub – ASUS CPU-Z TurboV Core Adobe Creative Cloud (Free Trial) Norton 360 Deluxe (60 Days Free Trial) WinRAR (40 Days Free Trial) UEFI BIOS ASUS EZ DIY – ASUS CrashFree BIOS 3 – ASUSTeK. EzFlash Utility |
| Features | ASUS 5X PROTECTION III – DIGI+ VRM (- Digital power design with DrMOS) – ESD Guards – LANGuard – Overvoltage protection – SafeSlot – Stainless-steel back I/O ASUS Q-Design – M.2 Q-Latch – Q-Code – Q-Connector – Q-LED (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow gre |
| Package Contents | Cables 2 x SATA 6Gb/s cables Miscellaneous 1 x I/O shield 1 x Q-connector 1 x M.2 rubber package(s) Documentation 1 x ACC Express activation key card 1 x Quick start guide |
| MPN | Pro WS B850M-ACE SE |
| UPC | 199291258754 |
ASUS Pro WS B850M-ACE SE workstation motherboard
Original price was: $359.99.$287.99Current price is: $287.99.
Save 20%Sale ends Dec 23Ready for Advanced AI PCs: Built to power next-gen AI workloads with robust performance, ultrafast connectivity, and future-proof architecture. AMD AM5 Socket Support: Compatible with AMD Ryzen 9000/8000/7000 Series and AMD EPYC 4005 Ser…
In stock
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- 30-day returns We pay return shipping on defective, damaged or wrong items. No restocking fee.
- Manufacturer warranty New and factory sealed, with the full manufacturer's warranty.
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Overview
ASUS Pro WS B850M-ACE SE AMD Micro-ATX motherboard, with server-grade IPMI management, PCIe® 5.0 x 16, PCIe® 5.0 M.2, PC
Ready for Advanced AI PCs: Built to power next-gen AI workloads with robust performance, ultrafast connectivity, and future-proof architecture. AMD AM5 Socket Support: Compatible with AMD Ryzen™ 9000/8000/7000 Series and AMD EPYC™ 4005 Series processors. Ultrafast Connectivity: Two PCIe® 5.0/4.0 x16 slot (one at x4), 10 Gb & 2.5 Gb LAN ports, two PCIe® 5.0 x4 M.2 slots, front USB 20 Gbps Type-C® and MCIO NVMe support. Server-grade IPMI Remote Management: Supports onboard BMC AST2600, along with ASUS Control Center Express IT management software for real-time monitoring and management. Proven Reliability & Stability: Extensively validated with broad compatibility, a comprehensive QVL, and tes

Pro WS B850M-ACE SE
The Pro WS B850M-ACE SE empowers workstation users of all levels by maximizing the performance of the latest AMD Ryzen™ processors via 8+2+1 team power stages, DDR5 slots, PCIe® 5.0 and lightning-fast connectivity including a front USB 20 Gbps Type-C® connector, plus 10 Gb and 2.5 Gb Ethernet. This workstation motherboard is an ideal choice for content creation, AI and deep learning, and IT management.

PCIe® 5.0 x16 BMC AST2600 PCIe 4.0 x16 (Max. @x4) COM port 4 x DDR5 DIMM slots Dual channels
1 x USB 20 Gbps Type-C® connector AM5 Socket for AMD Ryzen™ Desktop Processors USB 2.0 for BIOS Flashback™ MCIO connecter U.2 connector
2 x M.2 2280 PCIe® 5.0 x4 4 x SATA 6 Gb/s ports 1 x USB 5 Gbps header 2 x USB 2.0 header
10 Gb Ethernet 2.5 Gb Ethernet DP USB 10 Gbps USB 10 Gbps Type-C® with DP Alt Mode USB 2.0
HDMI USB 10 Gbps Type-C® USB 2.0 BMC DM LAN 8-CH HD Audio USB 10 Gbps Clear CMOS Button VGA from AST2600
Ultrafast Networking
Featuring onboard dual Ethernet ports — one Realtek 10 Gb LAN and one Intel® 2.5 Gb LAN — the Pro WS B850M-ACE SE delivers high-speed network connectivity for demanding workflows. Additionally, it includes a dedicated Realtek 1 Gb Ethernet port exclusively for BMC and IPMI management
PCIe® 5.0 Support
The Pro WS B850M-ACE SE offers PCIe® 5.0 support to give unfettered bandwidth to the fastest SSDs and graphics cards available.
PCIe® 5.0 Expansion Slots
The Pro WS B850M-ACE SE is equipped with one PCIe® 5.0 expansion slot, offering incredible speeds of up to 64 GB/s for compatible devices. It is also protected with SafeSlot retention brackets to bear the brunt of massive graphics cards, if need be.
Remote Control Solution
Onboard BMC The Pro WS B850M-ACE SE workstation motherboard features compatibility with BMC connections, and it is bundled with ASUS Control Center Express software to provide comprehensive in-band and out-of-band management features for businesses and industries.
Remote Console (ACCE Service) Client with BMC (Onboard) In-band and out-of-band Client without BMC In-band only





















