MSI MK MSI PRO B840M-B

PRO B840M-B

• Supports AMD Ryzen™ 9000 / 8000 / 7000 Series Desktop Processors
• Supports DDR5 Memory, Dual Channel DDR5 8000+ MT/s (OC)
• Ultra Performance: Direct 7+2+1 Power System with P-PAK, 8-pin CPU power connector, Core Boost, Memory Boost, 6-layer PCB made by 2oz thickened copper
• EZ DIY: EZ M.2 Clip II and EZ PCIe Clip II
• Lightning Fast Game experience: PCIe 4.0 slot and Lightning Gen 4 x4 M.2
• 2.5G LAN: the remarkable 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

• AMD B840

• Supports AMD Ryzen™ 9000/ 8000/ 7000 Series Desktop Processors
• Socket AM5

• 2x DDR5 UDIMM, Maximum Memory Capacity 128GB
• Memory Support DDR5 8000 - 5600 (OC) MT/s / 5600 - 4800 (JEDEC) MT/s
• Ryzen™ 9000 Series Processors max. overclocking frequency:
  • 1DPC 1R Max speed up to 8000+ MT/s
  • 1DPC 2R Max speed up to 7200+ 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

• 1x HDMI™
• Support HDMITM 2.1, maximum resolution of 4K 60Hz
• 1x VGA
• Support VGA, maximum resolution of 2048x1536 50Hz, 2048x1280 60Hz, 1920x1200 60Hz

• 1x PCI-E x16 slot
• 1x PCI-E x1 slot
• PCI_E1 Gen PCIe 4.0 supports up to x16 (From CPU)
• PCI_E2 Gen PCIe 3.0 supports up to x1 (From Chipset)
• PCI_E1 slot
  • Supports PCIe 4.0 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 processors)

• Realtek® ALC897
• 7.1-Channel High Definition Audio

• 2x M.2
  • M.2_1 Source (From CPU) supports up to PCIe 4.0 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_2 slot
  • Supports up to PCIe 4.0 x4
  • Supports up to PCIe 4.0 x2 (For Ryzen™ 8500/ 8300 Series processors)

• Supports RAID 0, RAID 1 and RAID 10 for SATA storage devices
• Supports RAID 0 and RAID 1 for M.2 NVMe storage devices

• 2x USB 2.0 (Rear)
• 4x USB 2.0 (Front)
• 4x USB 5Gbps Type A (Rear)
• 2x USB 5Gbps Type A (Front)
• 1x USB 5Gbps Type C (Front)

• Realtek® 8125D 2.5G LAN

• 1x Power Connector(ATX_PWR)
• 1x Power Connector(CPU_PWR)
• 1x CPU 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 5Gbps Type C ports

• 4x EZ Debug LED
• 1x EZ Memory Detection LED

• Clear CMOS Button
• HDMI™
• VGA
• USB 5Gbps Type-A
• 2.5G LAN
• Audio connectors
• Flash BIOS Button
• USB 2.0

• Support for Windows® 11 64-bit

• mATX
• 226mmx243.84mm