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About this product


Basic motherboard characteristics
Chipset manufacturer AMD
Manufacturer ASRock
Chipset AMD B850
Form factor Micro-ATX
Motherboard processor
Processor family AMD
processor socket Socket AM5
Supported processors Ryzen 9000, Ryzen 8000G, Ryzen 7000
Motherboard memory
Number of DIMM slots 4x
Maximum main memory 256 GB
Storage type DDR5
Non-ECC, Un-buffered Yes
supported memory clock up to 8000 MHz
Motherboard expansion slots
PCI-Express x16 (total) 1x
PCI-Express 5.0 x16 1x
PCI-Express x4 1x (4.0)
M.2 3x
Motherboard External Connectors
DisplayPort 1x
HDMI 1x
USB 3.1 Type-A 1x
USB 3.1 Type-C 1x
USB 3.0 2x
USB 2.0 4x
Ethernet (LAN) 1 x
3.5mm jack 3x
Internal motherboard connectors
SATA 6 GB/s 4x
USB 3.0 Header 3 x
USB 2.0 Header 2 x
TPM header Yes
other 1x Speaker Header
RAID 0/1/10
Power connections 1x 24-pin ATX, 1x 8-pin EPS12V, 1x 4-pin ATX12V
Audio channels 7.1
Motherboard cooling
CPU fan 4-pin 2x
4-pin case fan 3x
Motherboard lighting
RGB header 4-pin 1x
ARGB 3-pin header 3x
Motherboard network
LAN Controller RJ-45 (2.5GBase-T, Realtek RTL8125BG)
Transfer rate 10/100/1000/2500 Mb/s
Wi-Fi Wi-Fi 6E (WLAN 802.11a/​b/​g/​n/​ac/​ax)
Bluetooth 5.3
Motherboard features
USB BIOS Flashback Yes
M.2 passive cooler 1x
Diagnostic LED Yes
Audio + solid capacitors Yes
Condition
Item condition New