MSI Pro B650M-P M-ATX Motherboard
MPN PRO-B650M-P · Brand MSI · mATX
The MSI Pro B650M-P is a Micro-ATX AM5 motherboard supporting AMD Ryzen 9000/8000/7000 CPUs, DDR5 memory up to 7200+ MHz OC, PCIe 4.0, 2.5G LAN, and up to 256 GB RAM — a solid compact platform for an AMD DDR5 build
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Overview
The MSI Pro B650M-P is a Micro-ATX motherboard built on AMD's B650 chipset for the AM5 platform, designed to pair with AMD Ryzen 9000, Ryzen 8000, and Ryzen 7000 series desktop processors. It targets builders who want a compact, reliable foundation for an AMD DDR5 system without sacrificing connectivity or expandability. Memory support is a strong point: the board accepts up to 256 GB of DDR5 RAM across two channels, with support for speeds reaching 7200+ MHz under EXPO overclocking profiles. MSI's Memory Boost technology is engineered to deliver clean, stable data signals that help maximise compatibility and performance across memory kits. For storage and expansion, the board provides a PCIe 4.0 x16 slot (full bandwidth with Ryzen 9000/7000 CPUs), two PCIe x1 slots, and an M.2 slot operating at PCIe Gen 4 x4 speeds, enabling fast NVMe SSD installations without bottlenecking modern drives. Networking is handled by a 2.5G LAN controller, providing a wired connection suitable for low-latency gaming and high-throughput file transfers. The rear I/O panel is well-stocked for a Micro-ATX board, featuring HDMI, DisplayPort, and VGA video outputs for systems using AMD integrated graphics, alongside USB 3.2 Gen 2 (10 Gbps Type-A), USB 3.2 Gen 1 (5 Gbps Type-A), and USB 2.0 ports, plus a Flash BIOS button for convenient firmware recovery. Internally, the board exposes four USB 2.0 headers, two USB 5 Gbps Type-A headers, and one USB 10 Gbps Type-C header. RGB enthusiasts are catered for with two Addressable Gen 2 RGB headers and two standard RGB headers, allowing flexible lighting integration. Fan control is comprehensive with one CPU fan, one pump fan, and three system fan headers. A TPM 2.0 pin header is present for security compliance. The PCB is constructed from six layers using 2 oz thickened copper traces, which MSI states supports improved power delivery stability under load. The primary PCIe x16 slot features Steel Armor reinforcement to resist physical stress from heavy graphics cards. Verified Specifications: - Socket: AM5 - Chipset: AMD B650 - Supported CPUs: Ryzen 9000, Ryzen 8000, Ryzen 7000 series - Form Factor: Micro-ATX - Memory: DDR5, Dual Channel, up to 256 GB, up to 7200+ MHz (OC / EXPO) - Memory features: Non-ECC, unbuffered; AMD EXPO support - PCIe x16 slot: PCIe 4.0 (x16 with Ryzen 9000/7000; x8 with Ryzen 8700/8600/8400; x4 with Ryzen 8500/8300) - Additional slots: 2x PCIe x1 (PCIe 3.0, chipset) - Storage: M.2 (PCIe Gen 4 x4) - LAN: 2.5G - Video outputs: 1x HDMI, 1x DisplayPort, 1x VGA - Rear USB: USB 3.2 Gen 2 10 Gbps (Type-A), USB 3.2 Gen 1 5 Gbps (Type-A), USB 2.0 - Internal USB: 4x USB 2.0, 2x USB 5 Gbps Type-A, 1x USB 10 Gbps Type-C - RGB headers: 2x ARGB Gen 2, 2x RGB - PCB: 6-layer, 2 oz copper - Warranty: 3 Years
Datasheet
| Memory Type | DDR5 |
|---|---|
| Warranty | 3 Years |
| Form Factor | mATX |
| Chipset | B650 |
| Socket | AM5 |
| CPU Type | Ryzen 9000, Ryzen 8000, Ryzen 7000 |
| Max Memory | 256 GB |
| Memory Speed | up to 7200+ |
| Platform | AMD |
| Graphics Port | 1x HDMI,1x DisplayPort,1x VGA |
| Memory Feature | Supports Dual-Channel mode Supports non-ECC, un-buffered memory Supports AMD EXPO |
| Expansion Slots | 1x PCI-E x16 slot • Supports x16 (For Ryzen™ 9000/ 7000 Series processors) • Supports x8 (For Ryzen™ 8700/ 8600/ 8400 Series processors) • Supports x4 (For Ryzen™ 8500/ 8300 Series processors) 2x 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_E3 Gen PCIe 3.0 supports up to x1 (From Chipset) |
| Channel Supported | Dual Channel |
| Back Panel I/O Ports | DisplayPort VGA Keyboard / Mouse USB 2.0 2.5G LAN Audio connectors Flash BIOS Button HDMI USB 2.0 USB 3.2 Gen 1 5Gbps (Type-A) USB 3.2 Gen 2 10Gbps (Type-A) |
| Internal I/O Connector | 1x Power Connector(ATX_PWR) 1x Power Connector(CPU_PWR) 1x CPU Fan 1x Pump Fan 3x System Fan 2x Front Panel (JFP) 1x Chassis Intrusion (JCI) 1x Front Audio (JAUD) 1x Com Port (JCOM) 2x Addressable V2 RGB LED connector (JARGB_V2) 2x 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 |
