MB ASUS PRIME B850M-A-CSM

processor
Processor manufacturer: AMD
Processor socket: Socket AM5
Compatible processors: AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
Supported processor slots: Socket AM5
memory
Supported memory types: DDR5-SDRAM
Number of memory slots: 4
Memory type: DIMM
Memory channels: Dual channel
ECC compatibility: ECC & non-ECC
Maximum supported memory clock speed: 8000 MHz
Maximum RAM: 256 GB
Unbuffered memory: Yes
Maximum internal storage per slot: 64 GB
Memory controller
Supported storage drives: HDD & SSD
Supported storage drive interfaces: PCI Express 4.0, PCI Express 5.0
Maximum supported number of HDDs: 4
Number of supported storage drives: 7
RAID support: Yes
RAID Level: 0, 1, 5, 10
graphic
Parallel processing technology: Not supported
Maximum resolution: 7680 x 4320 pixels
Internal I/O ports
Number of USB 2.0 ports: 2
USB 3.2 Gen 1 (3.1 Gen 1) ports: 2
SATA III ports: 4
S/PDIF output connector: Yes
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 Plug: Yes
Number of Molex 4-pin connectors: 1
EPS power connector (8-pin): Yes
Number of EPS power connectors (4-pin): 1
Number of COM ports: 1
TPM connection: Yes
12V power connection: Yes
RGB LED header: Yes
Number of RGB LED pin headers: 3
I/O ports on the back
Number of USB 2.0 ports: 4
USB 3.2 Gen 1 (3.1 Gen 1) Number of Type A ports: 2
USB 3.2 Gen 2 (3.1 Gen 2) Number of Type A ports: 2
Number of Ethernet LAN ports (RJ-45): 1
Number of HDMI ports: 1
HDMI version: 2.1
Number of DisplayPort connectors: 2
DisplayPort version: 1.4
Headphone outputs: 1
Line-in: Yes
Microphone input: Yes
network
Ethernet/LAN: Yes
Ethernet interface type: 2.5 Gigabit Ethernet
Wi-Fi: No
Features
Motherboard chipset: AMD B850
Audio channels: 7.1 channels
Product color: Grey
Component for: PC
Motherboard form factor: micro ATX
Motherboard chipset family: AMD
Cooling: Passive
Power source: ATX
Supported Windows operating systems: Windows 10 x64, Windows 11
Expansion slots
PCI Express x16 slots (Gen 4.x): 2
PCI Express x16 slots (Gen 5.x): 1
Number of M.2 (M) slots: 3
1. M.2 largest key size: 2280
1. M.2 highest PCI Express generation: 5.0
2. M.2 largest key size: 2280
2. M.2 highest PCI Express generation: 4.0
3. M.2 largest key size: 2280
3. M.2 highest PCI Express generation: 4.0
4. M.2 largest key size: 2280
4. M.2 highest PCI Express generation: 4.0
BIOS
BIOS type: UEFI AMI
BIOS memory size: 256 Mbit
Packaging data
Packaging width: 275 mm
Packaging depth: 275 mm
Packaging height: 67.5 mm
Package weight: 1.45 kg
Weight and dimensions
Width: 244 mm
Depth: 244 mm
Scope of delivery
Included cables: SATA
Screws included: Yes