MSI Pro B650M-B AMD AM5 M-ATX DDR5 PCIe 4.0 Motherboard :
Overview :
The MSI PRO B650M‑B is a compact micro‑ATX motherboard based on AMD’s B650 chipset and featuring the AM5 socket for Ryzen 7000/8000/9000 Series processors. It supports DDR5 memory overclocked to 6800+ MHz, offers PCIe 4.0 steel-armored slots, dual M.2 PCIe 4.0 x4 storage, 2.5 GbE LAN, and essential rear‑I/O connectivity. As part of MSI’s PRO series, it’s engineered for reliability and efficiency, making it a strong choice for budget-conscious desktop builds.
Features :
- AM5 socket compatibility with Ryzen 7000/8000/9000 desktop CPUs
- DDR5 memory support, 2 DIMM slots, up to 6800+ MHz (OC), max 128 GB
- Compact micro‑ATX layout, ideal for smaller cases
- PCIe slots: 1× reinforced PCIe 4.0 x16, 1× PCIe 3.0 x1
- Storage options: 2× M.2 PCIe 4.0 x4; 4× SATA 6 Gb/s
- Networking: Realtek RTL8125BG 2.5 GbE LAN
- USB connectivity: USB 3.2 Gen2 & Gen1 on rear I/O; front USB‑C support via internal header
- Memory Boost & Lightning Gen4 PCIe optimizations in PRO series BIOS
- Durable build: Steel Armor reinforced PCIe slot; Frozr AI Cooling; quality heatsinks
Specifications :
| Model | MSI PRO B650M‑B |
| Form Factor | micro‑ATX (244 × 244 mm) |
| CPU Socket | AM5 (supports Ryzen 7000/8000/9000 Series) |
| Chipset | AMD B650 |
| Memory Support | DDR5, 2× DIMMs, up to 6800+ MHz (OC), max 128 GB |
| PCIe Slots | 1× PCIe 4.0 x16 (Steel Armor), 1× PCIe 3.0 x1 |
| M.2 Slots | 2× PCIe 4.0 x4 (2280), supports RAID 0/1 |
| SATA Ports | 4× SATA 6 Gb/s |
| LAN | Realtek RTL8125BG 2.5 GbE |
| Rear USB Ports | USB 3.2 Gen2 (10 Gbps), USB 3.2 Gen1 (5 Gbps), USB 2.0 ports |
| Internal USB Headers | USB 3.2 Gen2 Type‑C (front), USB 3.2 Gen1, USB 2.0 |
| Expansion | 4× fan headers, RGB headers |
| Audio | Realtek ALC897 HD Audio with Audio Boost |
| Build & Cooling | Steel Armor PCIe, Frozr heatsink, enhanced thermal pad |
| PRO Series BIOS Features | Memory Boost, Lightning Gen4 PCIe, optimized stability |
| Warranty | 3 Years |
