MotherboardsASRock
Asrock B850M Pro-A WiFi (Socket AM5) DDR5 mATX Motherboard
MPN: 90-MXBR90-A0UAYZ
Key specifications
SocketAM5
Form factorUnknown
ChipsetAMD B850
Memory typeDDR5
M.2 slotsUnknown
Max MemoryUnknown
Full Specifications84 fields
Additional Information
Model Number
90-MXBR90-A0UAYZ
Gtin
4711581490376
BIOS
Bios Type
UEFI AMI
Bios Memory Size
256 Mbit
Expansion slots
Pci Express X4 Gen 4 X Slots
1
Pci Express X16 Gen 5 X Slots
1
Number Of M 2 M Slots
3
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
4.0
3rd M 2 Largest Key Size
2280
3rd M 2 Highest Pci Express Generation
4.0
Features
Motherboard Chipset
AMD B850
Audio Chip
Realtek ALC897
Audio Output Channels
7.1 channels
Product Colour
Black
Component For
PC
Motherboard Form Factor
micro ATX
Motherboard Chipset Family
AMD
Windows Operating Systems Supported
Windows 10 x64, Windows 11 x64
Certification
FCC, CE, ErP/EuP
Graphics
Parallel Processing Technology Support
Not supported
Maximum Resolution
3840 x 2160 pixels
Hdcp
Yes
Internal I/O
Usb 2 0 Connectors
2
Usb 3 2 Gen 1 3 1 Gen 1 Connectors
3
Number Of Sata Iii Connectors
4
Front Panel Audio Connector
Yes
Atx Power Connector 24 Pin
Yes
Cpu Fan Connector
Yes
Number Of Cpu Fan Connectors
2
Number Of Chassis Fan Connectors
3
Eps Power Connector 8 Pin
Yes
Number Of Eps Power Connectors 8 Pin
1
Tpm Connector
Yes
12v Power Connector
Yes
Rgb Led Pin Header
Yes
Number Of Rgb Led Pin Headers
1
Memory
Supported Memory Types
DDR5-SDRAM
Number Of Memory Slots
4
Memory Slots Type
DIMM
Memory Channels
Dual-channel
Ecc Ompatibility
ECC & Non-ECC
Maximum Internal Memory
256 GB
Unbuffered Memory
Yes
Network
Ethernet Lan
Yes
Ethernet Interface Type
2.5 Gigabit Ethernet
Lan Controller
Dragon RTL8125BG
Wi Fi
Yes
Top Wi Fi Standard
Wi-Fi 6E (802.11ax)
Wi Fi Standards
802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 6E (802.11ax)
Bluetooth
Yes
Bluetooth Version
5.2
Packaging content
Cables Included
SATA
Antenna Included
Yes
Processor
Processor Manufacturer
AMD
Socket
Socket AM5
Compatible Processor Series
AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
Supported Processor Sockets
Socket AM5
Rear panel I/O ports
Usb 2 0 Ports Quantity
4
Usb 3 2 Gen 1 3 1 Gen 1 Type A Ports Quantity
2
Usb 3 2 Gen 2 3 1 Gen 2 Type A Ports Quantity
1
Usb 3 2 Gen 2 3 1 Gen 2 Type C Ports Quantity
1
Ethernet Lan Rj 45 Ports
1
Hdmi Ports Quantity
1
Hdmi Version
2.1
Displayports Quantity
1
Displayport Version
1.4
Headphone Outputs
3
Line In
Yes
Microphone In
Yes
Wifi Ap Antenna Jack
2
Usb Connector Type
USB Type-A, USB Type-C
Storage controllers
Supported Storage Drive Types
HDD & SSD
Supported Storage Drive Interfaces
PCI Express 4.0, PCI Express 5.0, SATA III
Number Of Storage Drives Supported
7
Raid Support
Yes
Raid Levels
0, 1, 10
Weight & dimensions
Width
244 mm
Depth
244 mm
Best indexed price
Price unavailable
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