MSI PRO B850M-G Pcie 5.0 AM5 Motherboard

The MSI PRO B850M-G stands as a precision-engineered micro-ATX solution for discerning system builders. This motherboard harnesses PCIe 5.0 architecture to unlock maximum throughput for contemporary high-performance components, eliminating bandwidth constraints in GPU-intensive and storage-heavy workflows. The AM5 socket framework accommodates the latest Ryzen processor generations, providing a scalable platform for evolving computational demands. Enhanced power delivery infrastructure and thermal optimization ensure sustained stability during intensive operations. Built with professional-grade components and meticulous attention to signal integrity, it serves content production specialists, data-intensive applications, and enthusiasts who prioritize architectural excellence and long-term platform viability in a space-conscious chassis configuration.

Chipset	AMD B850
CPU	Supports AMD Ryzen™ 9000/ 8000/ 7000 Series Desktop Processors Socket AM5
Memory	2x DDR5 UDIMM, Maximum Memory Capacity 128GB 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 8000+ MT/s Supports AMD POR Speed and JEDEC Speed Supports Memory Overclocking and AMD EXPOTM Supports Dual-Channel mode Supports Non-ECC, Un-buffered memory Supports CUDIMM, Clock Driver bypass mode only* • The DIMM slots on this motherboard have single-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 available on the product’s Support page or visit https://www.msi.com/support/. * 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.
Onboard Graphics	1x 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.
Slot	2x PCI-E x16 slot PCI_E1 Gen PCIe 5.0 supports up to x16 (From CPU) PCI_E2 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)
Audio	Realtek® ALC897 7.1-Channel High Definition Audio
Storage	2x 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)
RAID	Supports RAID 0, RAID 1, and RAID 10 for SATA storage devices Supports RAID 0 and RAID 1 for M.2 NVMe storage devices
USB	2x USB 2.0 (Rear) 4x USB 2.0 (Front) 3x USB 5Gbps Type A (Rear) 1x USB 5Gbps Type C (Rear) 2x USB 5Gbps Type A (Front) 1x USB 10Gbps Type C (Front)
LAN	Realtek® 8126VB 5G LAN
Internal IO	1x Power Connector(ATX_PWR) 1x Power Connector(CPU_PWR) 1x CPU Fan 1x Combo Fan (Pump_Sys Fan) 2x System Fan 2x Front Panel (JFP) 1x Chassis Intrusion (JCI) 1x Front Audio (JAUD) 1x Com Port (JCOM) 3x Addressable V2 RGB LED connector (JARGB_V2) 1x RGB LED connector(JRGB) 1x TPM pin header(Support TPM 2.0) 4x USB 2.0 ports 2x USB 5Gbps Type A ports 1x USB 10Gbps Type C ports
LED FEATURE	4x EZ Debug LED 1x EZ Memory Detection LED
BACK PANEL PORTS	DisplayPort HDMI™ USB 5Gbps Type-A Clear CMOS Button USB 2.0 5G LAN Audio connectors USB 5Gbps Type-C Flash BIOS Button USB 5Gbps Type-A
OPERATING SYSTEM	Support for Windows® 11 64-bit
BOX CONTENT
PCB Info	mATX 226mmx243.84mm