Components > Motherboards

Asus PRO WS B850M-ACE SE, Workstation, AMD B850, AM5, Micro ATX, 4 DDR5, VGA, HDMI, DP, 10G LAN, 3x LAN, Onboard BMC, IPMI, MCIO, 2x M.2

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Stock Code

AUMBB850MWSPROACESE

Manufacturer

ASUS

Manufacturer Code

90MB1MN0-M0EAY0

EAN Number

4711636258753

Printable Version

Out of Stock: ETA 12/12/2025

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Motherboard Type

Server / Workstation

Form Factor

Micro ATX

Socket

AMD AM5

Chipset

AMD B850

CPU Support

Click here for CPU support

RAM Technology

DDR5 (Dual Channel)
Non-ECC, Un-buffered and Clocked Unbuffered DIMM (CUDIMM)*
Supports AMD EXPO

*Non-ECC, un-buffered DDR5 memory supports On-Die ECC function

RAM Slots

4 x DIMM

RAM Speeds

Up to 8000+MT/s (OC)

Maximum Memory

256GB

Graphics

Integrated Graphics
Graphics specifications may vary between CPU types

Graphics Ports

1 x VGA port from AST2600
1 x HDMI
1 x DisplayPort
1 x USB 10Gbps Type-C supports DisplayPort video output

PCI/PCI Express

Ryzen 9000 & 7000 Series CPUs:
1 x PCIe 5.0 x16 (supports x16 mode)

Ryzen 8000 Series CPUs:
1 x PCIe 4.0 x16 (supports x8/x4 mode)

AMD B850 Chipset:
1 x PCIe 4.0 x16 (supports x4 mode)

Storage

4 x SATA III
2 x M.2
1 x MCIO
1 x U.2

Ryzen 9000 & 7000 Series CPUs:
M.2_1 (2280) - PCIe 5.0 x4
M.2_2 (2280) - PCIe 4.0 x4
MCIO connector (supports PCIe 5.0 x4 mode)*

Ryzen 8000 Series CPUs:
M.2_1 (2280) - PCIe 4.0 x4
M.2_2 (2280) - PCIe 4.0 x4/x2
MCIO connector (supports PCIe 4.0 x4/x2 mode)

AMD B850 Chipset:
U.2_1 connector supports PCIe 3.0 x4 mode via an SFF-8643 adapter cable. The cable is purchased separately.

RAID

Ryzen 9000 Series CPUs: RAID 0/1/5/10
Ryzen 8000 Series CPUs: RAID 0/1
Ryzen 7000 Series CPUs: RAID 0/1/10
* Specifications vary by CPU types.

Wireless

LAN

10GB, 2.5GB & GB LAN

Audio

Realtek 7.1 Surround Sound High Definition Audio CODEC

USB Ports Supported

Rear:
2 x USB 10Gbps Type-C
3 x USB 10Gbps Type-A
2 x USB 2.0

Front:
1 x USB 20Gbps Type-C
2 x USB 5Gbps
4 x USB 2.0

Back Panel I/O Ports

2 x USB 10Gbps Type-C
3 x USB 10Gbps Type-A
2 x USB 2.0
1 x DisplayPort
1 x VGA
1 x HDMI
1 x Realtek 10Gb Ethernet
1 x Intel 2.5Gb Ethernet
1 x Realtek 1Gb (Dedicated management LAN for AST2600)
2 x Audio jacks
1 x Clear CMOS button

Internal I/O Connectors

1 x 4-pin CPU Fan
1 x 4-pin CPU OPT Fan
3 x 4-pin Chassis Fan
1 x W_PUMP+
1 x 24-pin Main
1 x 8-pin +12V CPU
1 x 4-pin +12V CPU
2 x M.2 (Key M)
4 x SATA 6Gb/s
1 x U.2
1 x MCIO
1 x USB 20Gbps USB Type-C

1 x USB 5Gbps
2 x USB 2.0
1 x USB 2.0
1 x BIOS FlashBack button
1 x Chassis Intrusion
1 x COM Port
1 x Reset button
1 x Front Panel Audio
1 x SPI TPM (14-1 pin)
1 x Start button

1 x 10-1 pin Front Panel System
1 x RTC Battery
1 x Thermal Sensor
1 x Thunderbolt (USB4)

Accessories

2 x SATA 6Gb/s cables
1 x I/O shield
1 x Q-connector
1 x M.2 rubber package
1 x ACC Express activation key card
1 x Quick start guide

Additional Features

See Overview

Package Type

Retail

Package Weight

To be confirmed

Warranty

3 Years

Full Box Quantity