New Arrivals/Restock

MSI PRO B840M-B Motherboard, mATX - Supports AMD Ryzen 9000/8000 / 7000 Processors, AM5 - DDR5 Memory Boost (8000+ MT/s OC), PCIe 4.0 x16, M.2 Gen4, 2.5G LAN

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US$54.00 cheaper than the new price!!

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Used  US$36.00
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Product details

Management number 209084324 Release Date 2026/03/29 List Price US$36.00 Model Number 209084324
Category

PRO B840M-B: Business Elegance Designed for efficient and stable performance on the AMD B840 chipset (Ryzen 9000 / 8000 / 7000 supported, AM5), the MSI PRO B840M-B motherboard includes premium GPU support with a PCIe 4.0 x16 slot, improved DDR5 memory support (8000+ MT/s OC), and extensive M.2 Gen4 storage options. To ensure stable power delivery to the latest Ryzen 9000 processors, the PRO B840M-B is equipped with a Direct 7 Phase (P-PAK) VRM for the CPU and a 8-pin CPU power connector, augmented with multiple passive cooling features. MSI B840 PRO motherboards feature durable PCBs with 2oz of thickened copper for improved signal clarity. Connectivity includes Realtek 2.5G LAN, USB 5Gbps Type-A, 4K/60Hz display support, and 7.1 HD audio. For professionals looking for an efficient AMD Ryzen 9000 / 8000 / 7000 platform that unites PCIe 4.0 x16 graphics card architecture, improved DDR5 support, and M.2 Gen4 storage options into one elegant design, the MSI PRO B840M-B epitomizes business elegance.

  • ULTRA POWER - SUPPORTS THE LATEST RYZEN 9000 PROCESSORS IN HIGH PERFORMANCE - The PRO B840M-B employs a Direct 7 Phase (P-PAK) VRM for the AMD B840 chipset (AM5, Ryzen 9000 / 8000 / 7000) with MSI Core Boost technology for improved stability & performance
  • PASSIVE & AI COOLING - A chipset heatsinks provide passive cooling; Frozr AI cooling automatically adjusts system fan settings based on CPU & GPU temperatures
  • DDR5 MEMORY, PCIe 4.0 x16 SLOT - 2 x DDR5 DIMM slots enable extreme memory overclocking speeds (1DPC 1R, 8000+ MT/s OC); 1 x PCIe 4.0 x16 slot (64GB/s) with Steel Armor supports cutting-edge graphics cards
  • DOUBLE M.2 CONNECTORS - Storage options include 2 x M.2 Gen4 x4 64Gbps slots
  • HIGH-SPEED CONNECTIVITY - Network hardware includes 2.5Gbps LAN; Rear ports include USB 5Gbps Type-A and 7.1 HD Audio with Audio Boost
RAM DDR5
Brand msi
Series MSI PRO B840M-B Motherboard
Processor 4.6 GHz amd_ryzen_7
Item Weight 2 pounds
Manufacturer MSI
Memory Speed 8000.0
Processor Brand MSI
Item model number MSI PRO B840M-B
Product Dimensions 10.2 x 11.1 x 2.6 inches
Item Dimensions LxWxH 10.2 x 11.1 x 2.6 inches

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