Asus PRO WS B850M-ACE SE AM5 AMD motherboard

Processor
Processor manufacturer: AMD
Compatible processor series: AMD Ryzen 9000 Series, AMD Ryzen 7000 Series, AMD EPYC 4005, AMD Ryzen 8000 Series
Processor socket: Socket AM5
Supported processor sockets: Socket AM5

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

Memory
Memory channels: Dual-channel
Number of memory slots: 4
Memory slots type: DIMM
Supported memory types: DDR5-SDRAM
Unbuffered memory: Yes
ECC сompatibility: ECC & Non-ECC
Maximum internal memory: 256 GB

Weight & dimensions
Width: 244 mm
Depth: 244 mm

Network
Ethernet LAN: Yes
Ethernet interface type: 10 Gigabit Ethernet, Gigabit Ethernet, 2.5 Gigabit Ethernet

Internal I/O
Number of COM connectors: 1
EPS power connector (8-pin): Yes
TPM connector: Yes
USB 3.2 Gen 2x2 Type-C ports quantity: 1
Audio connector: Yes
USB4 ports quantity: 1
USB 2.0 connectors: 3
ATX Power connector (24-pin): Yes
Number of SATA III connectors: 4
Number of chassis fan connectors: 3
USB 3.2 Gen 1 (3.1 Gen 1) connectors: 1
CPU fan connector: Yes

BIOS
BIOS memory size: 512 Mbit
BIOS type: UEFI AMI

Packaging content
Cables included: SATA
User guide: Yes

Storage controllers
Number of storage drives supported: 6
Supported storage drive types: HDD & SSD
RAID levels: 5, 10, 0, 1
RAID support: Yes
Number of HDDs supported: 4

Rear panel I/O ports
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity: 2
HDMI version: 2.1
Clear CMOS button: Yes
HDMI ports quantity: 1
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity: 3
VGA (D-Sub) ports quantity: 1
Number of audio jack connectors: 2
DisplayPort version: 1.4
DisplayPorts quantity: 1
Ethernet LAN (RJ-45) ports: 3
USB 2.0 Type-A ports quantity: 2

Expansion slots
PCI Express x16 (Gen 5.x) slots: 1
Number of M.2 (M) slots: 2
PCI Express x16 (Gen 4.x) slots: 2