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ASUS PRO WS B850M-ACE SE
ASUS · Motherboard

ASUS PRO WS B850M-ACE SE

B850 · AM5 · mATX · DDR5

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  • Chipset B850
  • Form factor mATX
  • Memory slots 4
  • Max memory 256 GB
  • Socket AM5
  • Memory type DDR5

ASUS PRO WS B850M-ACE SE is a mATX and B850 chipset motherboard for AM5 processors and DDR5 memory. It came out in 2025.

Released
2025-10-19
Socket
AM5

Specifications

Key specs

Chipset
B850
Form factor
mATX
Memory slots
4
Max memory
256 GB
Socket
AM5
Memory type
DDR5
Released
2025-10-19
Part number
90MB1MN0-M0EAY0
EAN / UPC
4711636258753

Processor

Processor manufacturer
AMD
Processor socket
Socket AM5
Compatible processor series
AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
Supported processor sockets
Socket AM5

Memory

Supported memory types
DDR5-SDRAM
Number of memory slots
4
Memory slots type
DIMM
Memory channels
Dual-channel
ECC сompatibility
ECC & Non-ECC
Supported memory clock speed (max)
8000 MHz
Maximum internal memory
256 GB
Unbuffered memory
Yes
Maximum internal memory per slot
64 GB
View all specifications +10 more sectionsShow fewer specifications

Storage controllers

Supported storage drive types
HDD & SSD
Supported storage drive interfaces
M.2, SATA III
Number of HDDs supported
4
Number of storage drives supported
6
RAID support
Yes
RAID levels
0, 1, 5, 10

Graphics

Parallel processing technology support
Not supported
Maximum resolution
7680 x 4320 pixels

Internal I/O

USB 2.0 connectors
3
USB 3.2 Gen 1 (3.1 Gen 1) connectors
1
USB 3.2 Gen 2 (3.1 Gen 2) connectors
1
Number of SATA III connectors
4
Front panel audio connector
Yes
Front panel connector
Yes
ATX Power connector (24-pin)
Yes
CPU fan connector
Yes
Number of CPU fan connectors
1
Number of chassis fan connectors
3
Chassis intrusion connector
Yes
Peripheral (Molex) power connectors (4-pin)
1
EPS power connector (8-pin)
Yes
Number of EPS power connectors (8-pin)
1
Number of COM connectors
1
TPM connector
Yes
12V power connector
Yes
Number of water pump connectors
1

Rear panel I/O ports

USB 2.0 ports quantity
2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
3
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity
2
Ethernet LAN (RJ-45) ports
3
VGA (D-Sub) ports quantity
1
HDMI ports quantity
1
HDMI version
2.1
DisplayPorts quantity
1
DisplayPort version
1.4
Headphone outputs
1
Line-in
Yes

Network

Ethernet LAN
Yes
Ethernet interface type
2.5 Gigabit Ethernet, Gigabit Ethernet, 10 Gigabit Ethernet
Top Wi-Fi standard
Not available

Features

Motherboard chipset
AMD B850
Audio output channels
7.1 channels
Product colour
Black
Component for
PC
Motherboard form factor
micro ATX
Motherboard chipset family
AMD
Cooling type
Passive
Power source type
ATX
Windows operating systems supported
Windows 10 x64, Windows 11

Expansion slots

PCI Express x16 (Gen 4.x) slots
1
PCI Express x16 (Gen 5.x) slots
1
Number of M.2 (M) slots
2
1st M.2 largest key size
2280
1st M.2 highest PCI Express generation
5.0
2nd M.2 largest key size
2280
2nd M.2 highest PCI Express generation
5.0

BIOS

BIOS type
UEFI AMI
BIOS memory size
512 Mbit
Clear CMOS button
Yes

Weight & dimensions

Width
244 mm
Depth
244 mm
Height
50 mm

Other features

Weight
1.03 kg

Check the manufacturer's page before buying.

Ready to buy? Get the ASUS PRO WS B850M-ACE SE at today's price.Buy now on Amazon

Compatible processors

AM5 socket

Compatible memory

DDR5

About this product

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.

User manual (PDF)

PRO WS B850M-ACE SE vs similar motherboards

ASUS PRO WS B850M-ACE SEASUS TUF GAMING B850M-PLUS IIASUS TUF GAMING B850M-PLUS WIFI7ASUS TUF GAMING B850M-PLUS WIFI7 W
ChipsetB850B850B850B850
Form factormATXmATXmATXmATX
Memory slots4444
Max memory256 GB256 GB256 GB256 GB
SocketAM5AM5AM5AM5
Memory typeDDR5DDR5DDR5DDR5
Released2025202520252025

Questions about the PRO WS B850M-ACE SE

What are the main specs of the ASUS PRO WS B850M-ACE SE?

B850, AM5, mATX, DDR5, 4 RAM slots.

Which chipset does the ASUS PRO WS B850M-ACE SE use?

B850.

What form factor is the ASUS PRO WS B850M-ACE SE?

mATX.

Which socket does the ASUS PRO WS B850M-ACE SE use?

AM5.

When did the ASUS PRO WS B850M-ACE SE come out?

It was released in 2025/10 (ASUS).

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ASUS PRO WS B850M-ACE SEBuy now on Amazon