Product Specifications
Warranty Information
MSI B550M Gaming Plus
- Compatible with AMD Ryzen™ 5000, 4000 G-Series, and 3000 Series desktop processors (except Ryzen™ 5 3400G & Ryzen™ 3 3200G)
- Supports high-speed DDR4 memory up to 4400MHz (overclocked), dual-channel with 4 DIMM slots (max 128GB)
- Lightning-fast PCIe 4.0, dual M.2 slots (one Gen 4 x4) with M.2 Shield Frozr for ultimate storage speeds
- Advanced power design with Core Boost, digital PWM, and thickened copper PCB for reliable performance
- Premium thermal solution: Extended heatsinks and M.2 thermal shield for sustained high loads and cool temps
- Pre-installed I/O shield for clean installation and extra EMI protection
- Flash BIOS Button—update your BIOS safely and quickly via USB, plus optimized ClearCMOS for easy defaults restore
- Studio-grade sound with Audio Boost and support for multi-GPU AMD CrossFire setups
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CPU Socket
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AM4
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Chipset
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AMD B550
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Memory Support
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DDR4, 4 DIMM slots, up to 128GB, 4400(OC) MHz
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PCIe Slots
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2 x PCIe x16, 2 x PCIe x1 (PCIe 4.0 support)
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Storage
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6 x SATAIII, 2 x M.2 (1 x PCIe 4.0 x4, 1 x PCIe 3.0 x4)
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RAID
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0, 1, 10
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USB Ports (Front)
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1 x Gen 1 Type-C, 2 x Gen 1 Type-A, 4 x USB 2.0
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USB Ports (Rear)
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1 x Gen 2 Type-C, 1 x Gen 2 Type-A, 2 x Gen 1 Type-A, 4 x USB 2.0
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Audio
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Realtek® ALC892/ALC897, Audio Boost
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Video Output
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1 x HDMI, 1 x DisplayPort
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Networking
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1 x RJ45 (LAN)
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TPM Header
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Yes
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DirectX
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12
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Multi GPU
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AMD CrossFire supported
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Board Size
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ATX
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MSI B550 Gaming Plus
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