MSI Pro B850M-A WIFI AM5 Micro-ATX Motherboard

R3 520.87
R4 049.00
PROB850M-AWIFI
Out of stock
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PRO B850M-A WIFI offers a simple design with a harmonious silver color scheme that perfectly matches both white and black PC builds. It is engineered with many exclusive features of MSI, a Wi-Fi 7 with EZ Antenna, 5G LAN, PCIe 5.0 M.2 with EZ M.2 Shield Frozr II, and Supplemental PCIe Power, ready for the AMD Ryzen™ 9000 series processors.

Features

  • Supports AMD Ryzen™ 9000 / 8000 / 7000 Series Desktop Processors
  • Supports DDR5 Memory, Dual Channel DDR5 8200+ MT/s (OC)
  • Ultra Performance: Direct 8+2+1 Power System 60A SPS, 8+4-pin CPU power connectors, Core Boost, Memory Boost, 6-layer PCB made by 2oz thickened copper and server-grade level material
  • Frozr Guard: Extended Heatsink, MOSFET thermal pads rated for 7W/mK, additional choke thermal pads and EZ M.2 Shield Frozr II are built for high performance system and non-stop experience
  • EZ DIY: EZ M.2 Shield Frozr II, EZ M.2 Clip II, EZ PCIe Clip II, and EZ Antenna
  • Lightning Fast Game experience: PCIe 5.0 slot and Lightning Gen 5 x4 M.2
  • 5G LAN with Wi-Fi 7 Solution: the latest solution for professional and multimedia use, delivering secure, stable, and high-speed networking and data transmission
  • Audio Boost: Reward your ears with studio grade sound quality for the most immersive gaming experience

Specifications

ChipsetAMD B850
CPUSupports AMD Ryzen™ 9000 / 8000 / 7000 Series Desktop Processors
Socket AM5

For detailed information, please refer to the CPU Compatibility List.
Memory4x DDR5 UDIMM, Maximum Memory Capacity 256GB
Memory Support DDR5 8200 - 5600 (OC) MT/s / 5600 - 4800 (JEDEC) MT/s
Ryzen™ 9000 Series Processors max. overclocking frequency:
• 1DPC 1R Max speed up to 8200+ MT/s
• 1DPC 2R Max speed up to 6400+ MT/s
• 2DPC 1R Max speed up to 6400+ MT/s
• 2DPC 2R Max speed up to 6000+ MT/s

Supports AMD POR Speed and JEDEC Speed
Supports Memory Overclocking and AMD EXPO
Supports Dual-Channel mode
Supports Non-ECC, Un-buffered memory
Supports CUDIMM, Clock Driver bypass mode only*

* CUDIMM support and POR boot frequency may vary by CPU series, with manual overclocking available after boot. Certain CPUs may fail to boot, but future BIOS updates will improve compatibility.
• The DIMM slots on this motherboard have double-sided latches.
• Memory compatibility and supported speeds can vary depending on the CPU and memory configuration. For detailed information, please refer to the Memory Compatibility List.

Onboard Graphics1x HDMI™ (Support HDMITM 2.1, maximum resolution of 4K 60Hz*)
1x DisplayPort (Support DisplayPort 1.4, maximum resolution of 4K 60Hz*)
*Available only on processors featuring integrated graphics. Graphics specifications may vary depending on the CPU installed.
Expansion Slots2x PCI-E x16 slot
1x PCI-E x1 slot
PCI_E1 Gen PCIe 5.0 supports up to x16 (From CPU)
PCI_E2 Gen PCIe 3.0 supports up to x1 (From Chipset)
PCI_E3 Gen PCIe 4.0 supports up to x4 (From Chipset)

PCI_E1 slot
• Supports PCIe 5.0 x16 (For Ryzen™ 9000/ 7000 Series processors)
• Supports PCIe 4.0 x8 (For Ryzen™ 8700/ 8600/ 8400 Series processors)
• Supports PCIe 4.0 x4 (For Ryzen™ 8500/ 8300 Series processor)
AudioRealtek® ALC897
7.1-Channel High Definition Audio
Storage2x M.2
M.2_1 Source (From CPU) supports up to PCIe 5.0 x4, supports 2280/2260 devices
M.2_2 Source (From CPU) supports up to PCIe 4.0 x4, supports 2280/2260 devices
4x SATA 6G

M2_1 slot
• Supports up to PCIe 5.0 x4 (For Ryzen™ 9000/ 7000 Series processors)
• Supports up to PCIe 4.0 x4 (For Ryzen™ 8000 Series processors)

M2_2 slot
• Supports up to PCIe 4.0 x4
• Supports up to PCIe 4.0 x2 (For Ryzen™ 8500/ 8300 Series processors)

* Please refer to the manual for M.2 SSD heatsink restrictions.
RAIDSupports RAID 0, RAID 1, and RAID 10 for SATA storage devices
Supports RAID 0 and RAID 1 for M.2 NVMe storage devices
USB4x USB 2.0 (Front)
3x USB 5Gbps Type A (Rear)
2x USB 5Gbps Type A (Front)
3x USB 10Gbps Type A (Rear)
2x USB 10Gbps Type C (Rear)
1x USB 10Gbps Type C (Front)
LANRealtek® 8126VB 5G LAN
WIRELESS LAN & BLUETOOTHWi-Fi 7
The Wireless module is pre-installed in the M.2 (Key-E) slot
Supports MU-MIMO TX/RX, 2.4GHz/ 5GHz/ 6GHz* (160MHz) up to 2.9Gbps
Supports 802.11 a/ b/ g/ n/ ac/ ax/ be

Supports Bluetooth® 5.4**, MLO, 4KQAM

* 6GHz band support may depend on every country’s regulations and Wi-Fi 7 will be ready in Windows 11 version 24H2.
** The Bluetooth version may be updated, please refer to the Wi-Fi chipset vendor’s website for details. Bluetooth 5.4 will be ready in Windows 11 version 24H2.
OPERATING SYSTEMSupport for Windows® 11 64-bit
FORM FACTORMicro-ATX
243.84 x 243.84 mm
WARRANTY3 Years



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