Product Specifications
Warranty Information
Reviews
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Model
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B850M GAMING WIFI
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Form Factor
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mATX
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Chipset
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AMD B850
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CPU Support
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AMD Ryzen 9000 / 8000 / 7000 Series Desktop Processors
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CPU Socket
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AM5
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Power Design
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Direct 7+2+1 P‑PAK Power System, 8‑pin CPU power connector, Core Boost, Memory Boost, 6‑layer PCB with 2oz thickened copper
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Memory Slots
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2x DDR5 UDIMM
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Max Memory Capacity
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128GB
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Memory Type
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DDR5, Non‑ECC, Un‑buffered, Dual‑Channel
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Memory Speeds (OC)
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DDR5 8200–5600 MT/s (OC)
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Memory Speeds (JEDEC)
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DDR5 5600–4800 MT/s
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Ryzen 9000 OC Speeds
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1DPC 1R: up to 8200+ MT/s; 1DPC 2R: up to 8000+ MT/s
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Memory Features
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Supports AMD EXPO, AMD POR, Dual‑Channel, CUDIMM (Clock Driver bypass mode only)
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Onboard Graphics Outputs*
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1x HDMI 2.1 (up to 4K@60Hz); 1x DisplayPort 1.4 (up to 4K@60Hz)
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PCIe Slots
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2x PCIe x16 physical slots
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PCI_E1 (from CPU)
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PCIe 5.0 x16 (Ryzen 9000/7000); PCIe 4.0 x8 (Ryzen 8700/8600/8400); PCIe 4.0 x4 (Ryzen 8500/8300)
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PCI_E2 (from Chipset)
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PCIe 4.0 x4
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Audio Codec
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Realtek ALC897
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Audio Channels
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7.1‑Channel High Definition Audio, Audio Boost
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M.2 Slots
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2x M.2
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M.2_1 (from CPU)
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PCIe 5.0 x4 (Ryzen 9000/7000); PCIe 4.0 x4 (Ryzen 8000); 2280/2260
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M.2_2 (from CPU)
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PCIe 4.0 x4; PCIe 4.0 x2 (Ryzen 8500/8300); 2280/2260
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SATA Ports
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4x SATA 6Gb/s
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RAID (SATA)
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RAID 0, 1, 10
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RAID (M.2 NVMe)
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RAID 0, 1
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USB (Rear)
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2x USB 2.0; 3x USB 5Gbps Type‑A; 1x USB 5Gbps Type‑C
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USB (Front / Internal)
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4x USB 2.0; 2x USB 5Gbps Type‑A; 1x USB 10Gbps Type‑C header
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LAN
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Realtek 8126 5G LAN
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Wireless LAN
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Wi‑Fi 7, MU‑MIMO TX/RX, 2.4/5/6GHz (160MHz) up to 2.9Gbps, 802.11 a/b/g/n/ac/ax/be
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Bluetooth
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Bluetooth 5.4 (version may update via chipset vendor)
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Cooling / Fan Headers
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1x CPU Fan; 1x Combo Fan (Pump/Sys); 2x System Fan
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Power Connectors
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1x 24‑pin ATX_PWR; 1x 8‑pin CPU_PWR
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Internal Headers
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2x Front Panel; 1x Chassis Intrusion; 1x Front Audio; 1x COM port; 3x ARGB V2 (JARGB_V2); 1x RGB (JRGB); 1x TPM (TPM 2.0); internal USB headers as above
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RGB / LED Features
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3x Addressable V2 RGB headers; 1x RGB header; 4x EZ Debug LED; 1x EZ Memory Detection LED
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Back Panel I/O
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DisplayPort 1.4, HDMI, Clear CMOS Button, 5G LAN, Wi‑Fi / Bluetooth antenna connectors, USB 2.0, USB 5Gbps Type‑A & Type‑C, audio connectors, Flash BIOS Button
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DIY Features
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Frozr Guard with extended heatsink and M.2 Shield Frozr, MOSFET and choke thermal pads, EZ M.2 Clip II, EZ PCIe Clip II, EZ Antenna
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Operating System Support
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Windows 11 64‑bit
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Special Notes
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6GHz Wi‑Fi 7 and BT 5.4 availability depend on OS (Windows 11 24H2) and regional regulations; some CPU‑dependent PCIe/M.2 behaviors as noted above
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MSI B850M Gaming WiFi
N/A / 1 Year WarrantyGet notified when this item is back in stock
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