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ASRock B850M Rock WiFi

B850 · AM5 · Micro-ATX
ASRock B850M Rock WiFi product image

General

ChipsetB850
SocketAM5
Form FactorMicro-ATX
Supported CPU FamiliesRyzen 7000, Ryzen 8000G, Ryzen 9000

Highlights

Memory2× DDR5 · max 128 GB · 8000 MT/s
M.2 Slots2× (1× PCIe 5.0)
GPU Slots2× x16 · PCIe 5.0
Fastest USBUSB 5 Gbps
NetworkLAN 2.5 Gbps · Wi-Fi 6E · Bluetooth 5.3
Power Stages6+1+1 phases · 50 A

Manufacturer Links

BIOS downloads ↗CPU support list ↗Driver downloads ↗Memory QVL ↗
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Memory

Memory TypeDDR5
Max RAM Speed8000 MT/s
Max RAM128 GB
DIMM Slots2
RAM Form FactorDIMM
ECC SupportYes

Expansion and Storage

PCIe Version5.0
PCIe x16 Slots2
PCIe x1 Slots0
PCIe Slot Modes
1× PCIe 5.0 x16
1× PCIe 3.0 x16 · electrical: x4
M.2 Slots
M.2_1: PCIe 5.0 x4
M.2_2: PCIe 4.0 x4 · SATA supported
SATA Ports4
Highest USBUSB 5 Gbps
RAID0/1/10

Power Delivery (VRM)

Phase Layout6+1+1
CPU Phases6
SoC Phases1
Misc Phases1
Amps per Phase50 A
PWM ControllerRT3678BE (max. 10 phases), RT3672EE (max. 2 phases)
MOSFET6x 50A SiC654 (DrMOS)

Connectivity and Audio

Audio CodecRealtek ALC897
LAN ChipRealtek RTL8125BG (2.5Gb/s)
WirelessWi-Fi 6E · Bluetooth 5.3
Rear I/O
2× USB 2.0 Type-A
4× USB 5Gbps Type-A
1× HDMI
1× DisplayPort
1× 2.5 Gbps LAN
2× Wi-Fi antenna connector
3× Audio jacks (3.5 mm)
Front Panel Headers
4× USB 2.0
2× USB-A 5Gbps
1× USB-C 5Gbps
HD Audio (front audio)
Case Fan Headers3× 4-pin PWM fan
RGB Header
3× ARGB (5V 3-pin)
1× RGB (12V 4-pin)
TPM HeaderYes
BIOS Chip64 MB
Dual BIOSNo
Special Features
Audio+solid capacitors
Diagnostic LED (LED indicators)
I/O-shield integrated
White Build-compatible (PCB primarily black)
1x M.2 passive heatsink