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ASRock B850 Pro-A

Photos - Motherboard ASRock B850 Pro-A
Photos 6
ASRock B850 Pro-A
+ Wi-Fiwithout Wi-Fi
Towards:home / office
Form Factor:ATX
Socket:AMD AM5
Chipset:AMD B850
BIOS:Ami
RAM slots:DDR5 4 sl
RAM form factor:DIMM
RAM clock:8000 MHz
Sound (channels):7.1
Connectors:HDMI, M.2
Power connector:24 pin
Processor power:8+8 pin
All specifications
Specifications B850 Pro-A
Main
Featuresfor home/office
SocketAMD AM5
Form factorATX
Power phases17 / 14+2+1 /
VRM heatsink
Size (HxW)305x244 mm
Chipset
ChipsetAMD B850
BIOSAmi
UEFI BIOS
RAM
DDR54 slot(s)
Memory moduleDIMM
Operation mode2 channel
Max. clock frequency8000 MHz / + /
Max. memory256 GB
XMP
EXPO support
Drive interface
SATA 3 (6Gbps)4
M.2 connector4
M.24xPCI-E 4x
M.2 version1x5.0, 2x4.0, 1x3.0
M.2 SSD cooling
Integrated RAID controller
Expansion slots
PCI-E 16x slots2
PCI Modes16x/4x
PCI Express5.0
Steel PCI-E connectors
Internal connections
TPM connector
USB 2.02
USB 3.2 gen11
USB C 3.2 gen2x21
ARGB LED strip3
RGB LED strip1
Video outputs
HDMI output
HDMI versionv.2.1
Integrated audio
AudiochipRealtek ALC897
Sound (channels)7.1
Network interfaces
LAN (RJ-45)2.5 Gbps
LAN ports1
LAN controllerDragon RTL8125BG
External connections
USB 2.06
USB 3.2 gen14
USB C 3.2 gen11
USB C 3.2 gen21
Alternate Mode
BIOS FlashBack
Power connectors
Main power socket24 pin
CPU power8+8 pin
Fan power connectors7
CPU Fan 4-pin2
CPU/Water Pump Fan 4-pin1
Chassis/Water Pump Fan 4-pin4
Official Websiteasrock.com
Added to E-Catalogjanuary 2025
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
How to choose a motherboard?Motherboard is the main part of any computer. Here's how to choose the right one for work, play and entertainment

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MB ASRock AMD AM5 B850 Pro-A 90-MXBQM0-A0UAYAZ

B850 Pro-A Ergonomic design High quality products
Amazon.co.uk
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£172.48

ASRock ASRock B850 Pro-A AMD AM5 Socket Motherboard MBASR-B850PA

Key FeaturesSupports AMD Socket AM5 Ryzen 9000, 8000 and 7000 Series Processors14+2+1 Phase Power Design, 80A Dr.MOS forVCore... more+SOC+MISC4 x DDR5 DIMMsSupports Dual Channel, up to 8000+ (OC)1 x PCIe 5.0 x16, 1 x PCIe 4.0 x16, 1 x M.2 Key E for WiFiGraphics Output Options: 1 x HDMI, 1 x USB Type-C (DP-alt)Realtek ALC897 7.1 CH HD Audio Codec1 x Blazing M.2 (PCIe Gen5x4)2 x Hyper M.2 (PCIe Gen4x4)1 x Ultra M.2 (PCIe Gen3x4)4 x SATA31 x USB 3.2 Gen2x2 Type-C (Front)1 x USB 3.2 Gen2 Type-C (Rear)1 x USB 3.2 Gen1 Type-C (Rear)6 x USB 3.2 Gen1 (4 Rear, 2 Front)9 x USB 2.0 (6 Rear, 3 Front)Realtek 2.5G LANSupports BIOS Flashback14 + 2 + 1 POWER PHASE DESIGN + DR.MOSVcore with Dr.MOS design, delivering smoother and neater power to the CPU.BLAZING M.2 (PCIE GEN5 x4)Supports up to 4 x NVMe M.2 SSDs and one of which is able to accommodates the latest PCI Express 5.0 standard.USB TYPE-C (DP-ALT MODE)USB Alternate Mode allows USB Type-C ports to enable both data transfer and display output to DisplayPort monitors through a single cable.FRONT USB 3.2 GEN2x2 TYPE-CThe latest USB 3.2 Gen2x2 Type-C delivers up to 20 Gbps data transfer rate which is 2x as fast as previous generation.POLYCHROME SYNCThe RGB LED header allows user to create unique PC style easily.M.2 KEY E FOR WIFIUsers may upgrade wireless module by M.2 (Key E) slot.SpecificationPlatformMicro ATX Form Factor: 12.0 in x 9.6-in, 30.5 cm x 24.4 cmUnique FeatureSuperb ProductivityPCIe Gen5 (Graphics, M.2)Dual Channel DDR5Rock-Solid Durability14+2+1 Power Phase, 80A Dr.MOS for VCore+SOC+MISCUltrafast Connectivity2.5G LANEZ UpdateBIOS Flashback ButtonASRock Auto Driver InstallerEZ TroubleshooterASRock Post Status CheckerCPUSupports AMD Socket AM5 Ryzen 9000, 8000 and 7000 Series ProcessorsChipsetAMD B850MemoryDual Channel DDR5 Memory Technology4 x DDR5 DIMM SlotsSupports DDR5 ECC/non-ECC, un-buffered memory up to 8000+(OC)Max. capacity of system memory: 256GBSupports Extreme Memory Profile (XMP) and EXTended Profiles for Overclocking (EXPO) memory modulesExpansion SlotCPU:1 x PCIe 5.0 x16 Slot (PCIE1), supports x16 modeChipset:1 x PCIe 4.0 x16 Slot (PCIE2), supports x4 mode1 x M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi modulePCIE1 will run at Gen5x16 with 9000 and 7000 series processors, Gen4x8 with 8000 (Phoenix 1) series processors and Gen4x4 with 8000 (Phoenix 2) series processors.If M2_3 is occupied, PCIE2 will be disabled.Supports NVMe SSD as boot disks15µ Gold Contact in VGA PCIe Slot (PCIE1)GraphicsIntegrated AMD RDNATM graphics (Actual support may vary by CPU)1 x HDMI 2.1 TMDS/FRL 8G Compatible, supports HDR, HDCP 2.3 and max. resolution up to 4K 120Hz1 x USB 3.2 Gen1 Type-C, supports DP 1.4 HBR3 and max. resolution up to 4K 60Hz (DP-alt mode supports DP1.4aAudio7.1 CH HD Audio (Realtek ALC897 Audio Codec)LAN2.5 Gigabit LAN 10/100/1000/2500 Mb/sDragon RTL8125BGSupports Dragon 2.5G LAN SoftwareSmart Auto Adjust Bandwidth ControlVisual User Friendly UIVisual Network Usage
Backtotheoffice.co.uk
Delivery: in United Kingdom
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£164.99

ASRock AMD B850 Pro-A AM5 DDR5 PCIe 5.0 ATX Motherboard

Scan.co.uk
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£164.99

ASRock B850 Pro-A AMD Ryzen AM5 DDR5 ATX Motherboard - 90-MXBQM-A0UAYZ 90-MXBQM-A0UAYZ

The ASRock B850 Pro-A motherboard is designed for AMD Ryzen AM5 CPUs, offering exceptional DDR5 support and robust connectivi... morety. This ATX board features multiple PCIe slots, USB 3.2 ports, and advanced cooling solutions for optimal performance. Ideal for gamers and content creators seeking reliability and speed in their builds. Enhance your system today.
Awd-it.co.uk
Delivery: to United Kingdom
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£156.00

ASRock B850 Pro-A ATX Motherboard for AMD AM5 CPUs 90-MXBQM0-A0UAYZ

ASRock B850 Pro-A AMD Socket AM5 ATX MotherboardPro-A series is designed for enhanced stability, durability, and efficiency,... moreit offers reliable performance, user-friendly features and a streamlined aesthetic, making it ideal for daily computing needs.
CCLonline.com
Delivery: to United Kingdom
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£164.99
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