Asus WS B850M-ACE SE Workstation Motherboard - AMD B850 Chipset - Socket AM5 - Micro ATX

$376.34
4 availableas of 09/17/2026

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  • RoHS
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Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

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Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

Overview

About the Asus PRO WS B850M-ACE SE

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, PCIe 5.0 MCIO, U.2 connector, 10Gb and 2.5Gb Ethernet, ready for USB4®

  • 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 20Gbps 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 tested for 24/7 operation.

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 20Gbps Type-C® connector, plus 10Gb and 2.5Gb Ethernet.

This workstation motherboard is an ideal choice for content creation, AI and deep learning, and IT management.

Front USB 20Gbps Type-C® Connector

for ultrafast data transmission

Dual Ethernet

10Gb and 2.5Gb LAN

8+2+1 Power Stages

rated for up to 80A each

Remote Control Solution

onboard BMC

ASUS Control Center Express

PCIe® 5.0

full support for next-gen graphics cards

Easy PC DIY

M.2 Q-Latch and ASUS DriverHub

DDR5 Support

effortlessly apply to unleash performance

24/7 Reliability

168 hours, 45°C and 80% humidity

Exclusive AI Technology

AI Cache Boost for faster local LLM performance

Ultrafast Networking

Featuring onboard dual Ethernet ports-one Realtek 10Gb LAN and one Intel® 2.5Gb LAN, the Pro WS B850M-ACE SE delivers high-speed network connectivity for demanding workflows. Additionally, it includes a dedicated Realtek 1Gb 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 Slot

The Pro WS B850M-ACE SE is equipped with one PCIe 5.0 expansion slot, offering incredible speeds of up to 64GB/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.

Technical specifications

Technical Specifications of the Asus PRO WS B850M-ACE SE

General Information

General Information specifications
Manufacturer ASUS Computer International
Manufacturer Part Number PRO WS B850M-ACE SE
Manufacturer Website Address http://usa.asus.com
Brand Name Asus
Product Series PRO
Product Model WS B850M-ACE SE
Product Name PRO WS B850M-ACE SE Workstation Motherboard
Product Type Workstation Motherboard

Processor & Chipset

Processor & Chipset specifications
Chipset Manufacturer AMD
Chipset Model B850
Total Processor Supported 1
Processor Socket Socket AM5
Processor Supported Ryzen 5Ryzen 9EPYCRyzen 7

Technical Information

Technical Information specifications
AI-powered Yes

Memory

Memory specifications
Number of Memory Slots 4
Memory Form Factor UDIMMDIMM
Maximum Memory 256 GB
Memory Technology DDR5 SDRAM
Memory Speed Supported 5600 MHz8000 MHz
Error Checking ECC

I/O Controller

I/O Controller specifications
Controller Type Serial ATA/600
RAID Supported Yes
RAID Levels 10501

Video

Video specifications
Onboard Video CPU Dependent Video

Audio

Audio specifications
Audio Channels 7.1

Network & Communication

Network & Communication specifications
Gigabit Ethernet Yes
2.5Gigabit Ethernet Yes
10Gigabit Ethernet Yes

I/O Expansions

I/O Expansions specifications
Total Number of Expansion Slots 3
PCI Express Standard PCI Express 5.0PCI Express 4.0
Total Number of PCI Express Slots 3
Number of PCI Express x16 Slots 3

Interfaces/Ports

Interfaces/Ports specifications
Total Number of USB Ports 7
VGA Yes
HDMI Yes
DisplayPort Yes
HDMI Version
  • HDMI 2.1
Number of Network (RJ-45) Ports 3
Thunderbolt Yes
Number of Thunderbolt 4 Ports 2

Onboard Interfaces

Onboard Interfaces specifications
Number of SATA Interfaces 4
Number of M.2 Interfaces 2
Total Number of Onboard USB Ports 7
Number of Onboard USB 2.0 Ports 4

Physical Characteristics

Physical Characteristics specifications
Form Factor Micro ATX
Height 0.2"
Width 9.6"
Depth 9.6"
Weight (Approximate) 3.04 lb

Miscellaneous

Miscellaneous specifications
Brand Compatibility AMD
Environmental Compliance Restriction of Hazardous Substances (RoHS)

Warranty

Warranty specifications
Limited Warranty 3 Year

Ratings and reviews

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Shipping and returns

Free shipping on most items when you spend $100 or more. In-stock items ship on the next open shipment slot. The buy box above shows the live order-by countdown and the estimated arrival date.

Need to send it back? Start a return online with a Request RMA and our team will take care of you. Keep the original packaging. Items must be returned in the condition received.

Questions about shipping or returns? Chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.