ASUS PRIME B850M-A WiFi Motherboard, Socket AM5, AMD B850, ATX, DDR5

ASUS PRIME B850M-A WiFi Motherboard, Socket AM5, AMD B850, ATX, DDR5

(0 Ratings)
mATX motherboard with B850 chipset, 1x PCIe 5.0 x16 / 1x PCIe 4.0 x16 (x1), 1x USB-C / 12x USB-A, 3x M.2 (1x PCIe 5.0 / 2x PCIe 4.0) / 4x SATA 6G, up to 256 GB DDR5-8000 RAM
159,90 €
In Stock
Incl. VAT, add. delivery costs starting from 4.99€
In Stock
SKU MBAS-839 |
EAN 4711636051125 |
MPN 90MB1LN0-M0EAY0 |
  • Slots: 1x PCIe 5.0 x16 (x16), 1x PCIe 4.0 x16 (x1)
  • RAM: 4x DIMM slots for up to 256 GB DDR5 RAM up to 8,000 MT/s
  • Storage: 3x M.2 (1x PCIe 5.0 & 2x PCIe 4.0) and 4x SATA
  • USB: 3x USB-C 3.1, 2x USB 3.1, 1x USB 3.0 and 4x USB 2.0
  • Cooling: 5x 4-pin PWM connectors for fans and radiators
  • Connectivity: Wi-Fi 6E and Bluetooth 5.3

ASUS PRIME B850M-A WiFi: mATX motherboard with AMD AM5 socket and B850 chipset

The ASUS PRIME B850M-A WiFi is an ATX motherboard featuring the mid-range AMD B850 chipset and AMD AM5 socket. It supports Ryzen 9000, 8000, and 7000 CPUs. Graphics cards and NVMe SSDs connect via PCIe 5.0. Data transfer rates of up to 20 Gbit/s are possible via USB 3.2.

Overclocking for gamers

To get the best out of your gaming PC, you can overclock the CPU through the motherboard to higher clock speeds. This ensures a stable power supply to the processor, allowing even high-end CPUs to run at full performance over extended periods. You can also fully exploit DDR5 memory through overclocking. Just in case, the MSI MAG B850 Tomahawk Max WiFi offers BIOS Flashback and Clear CMOS features.

Colour
Primary Colour
Black
Form Factor
Motherboard Form Factor
Micro-ATX
CPU
CPU Manufacturer
AMD
CPU Socket
AM5
Display
Display Included
No
Power Specifications
Power Stages (VRMs)
8+2+1
Motherboard
BIOS Flashback Button
Yes
Clear CMOS Button
No
Motherboard Chipset
AMD B850
Dual BIOS
No
Built-In I/O Shield
Yes
PCB Layers
6
Memory
Max. Memory
256 GB
Memory Type
DDR5
Memory Form Factor
DIMM
System Memory Subtype
UDIMM
Max. Memory Speed (OC)
8000 MT/s
EEC Support
Yes
Memory slots
4x
Performance Profile
AMD EXPO
Wi-Fi & LAN
LAN
Yes
LAN Ports
1x 2.5 Gbit/s
Wi-Fi / Bluetooth
Yes
Wi-Fi Standard
Wi-Fi 6E
Bluetooth Standard
5.3
Cooling
Backplate
No
M.2 Heatsinks
Yes
VRM Heatsinks
Yes
Water Cooling
Watercooling
No
Internal Ports
CPU Power Supply
1x 4-Pin + 1x 8-Pin
USB 3.0 / 3.1 / 3.2 (internal) Type C Header
1
USB 3.0 / 3.1 / 3.2 (internal) Type C Possible Ports
1
USB 3.0 (internal) Header
1
USB 3.0 (internal) Possible Ports
2
USB 2.0 (internal) Header
2
USB 2.0 (internal) Possible Ports
4
RGB / LED connectors
3x Digital RGB (3-Pin 5VDG)
Front Panel Audio Header
Yes
SPI TPM Header
Yes
External Ports
USB 3.2 (external) Type A
4
USB 2.0 (external) Type A
4
Display Connectors
Display Port (2x), HDMI (1x)
Audio outputs
3.5 mm jack (total) 3x
Storage Ports
M.2 PCIe 4.0 x4
2
M.2 PCIe 5.0 x4
1
SATA 6G (internal)
4
Back Connect
Back Connect
No
Expansion Slots
PCIe x16 slots (total)
3
PCIe 5.0 x16 mechanical slot
1
PCIe 4.0 x4 mechanical slot
1
PCIe 4.0 x1 mechanical slot
1
Compatibility
Compatibility Note
Please refer to the manufacturer's compatibility information. You can find the latest overview on the manufacturer's website.
Fan Header
4 Pin Fan Connectors
6
Lighting
Lighting / RGB
No

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Manufacturer Information ASUS GLOBAL PTE. LTD. 15A Changi Business Park Central 1, 486035 Singapore, Singapore
Responsible Person ASUS GLOBAL PTE. LTD. 15A Changi Business Park Central 1, 486035 Singapore, Singapore