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.

Specification

Product
Product id	1013000
Brand	AsusTek
Partnr	90MB1MN0-M0EAY0
EAN/UPC code	4711636258753
Warranty (months)	36 months
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
Maximum internal memory	256 GB
Supported memory clock speed (max)	8000 MHz
Unbuffered memory	Y
Maximum internal memory per slot	64 GB
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 levels	0, 1, 5, 10
RAID support	Y
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	Y
Front panel connector	Y
ATX Power connector (24-pin)	Y
CPU fan connector	Y
Number of chassis fan connectors	3
Chassis intrusion connector	Y
Peripheral (Molex) power connectors (4-pin)	1
Number of CPU fan connectors	1
EPS power connector (8-pin)	Y
Number of EPS power connectors (8-pin)	1
TPM connector	Y
12V power connector	Y
Number of water pump connectors	1
Number of COM 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	Y
Network
Ethernet LAN	Y
Ethernet interface type	2.5 Gigabit Ethernet, Gigabit Ethernet, 10 Gigabit Ethernet
Wi-Fi	N
Features
Component for	PC
Motherboard form factor	Micro ATX
Motherboard chipset family	AMD
Motherboard chipset	AMD B850
Audio output channels	7.1 kanalen
Product colour	Black
Power source type	ATX
Cooling type	Passive
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	Y
Packaging data
Package width	280 mm
Package depth	265 mm
Package height	71 mm
Weight & dimensions
Width	244 mm
Depth	244 mm
Height	50 mm
Packaging content
Cables included	SATA
Screws included	Y
Other features
Weight	1032 g