ASROCK B550M Pro4 mATX Motherboard
- Read our FAQs before ordering
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SPECIFICATION
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USB 3.2 Gen2 |
- Type-A Port (10 Gb/s) |
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- Type-C Port (10 Gb/s) |
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Super Alloy |
- XXL Aluminum Alloy Heatsink |
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- Premium 50A Power Choke |
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- Sapphire Black PCB |
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- High Density Glass Fabric PCB |
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- 2oz Copper PCB |
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Steel Slot Gen4 |
- Enhanced durability and stability for PCIe slots |
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Full Coverage M.2 Heatsink |
- Efficient cooling for M.2 SSDs |
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Hyper M.2 (PCIe Gen4x4) |
- Supports high-speed PCIe Gen4x4 SSDs |
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POST Status Checker (PSC) |
- Easy debugging with status LEDs |
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Full Spike Protection |
- Comprehensive protection for all USB, audio, and LAN ports |
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Live Update & APP Shop |
- Convenient software updates and downloads |
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CPU Support |
- AMD AM4 Socket Ryzen™ 3000, 3000 G-Series, 4000 G-Series, 5000 and 5000 G-Series Desktop Processors |
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- Digi Power design |
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- 8 Power Phase design |
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Chipset |
- AMD B550 |
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Memory |
- Dual Channel DDR4 Memory Technology |
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- 4 x DDR4 DIMM Slots |
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- Supports various DDR4 speeds up to 4733+(OC) depending on the CPU/APU |
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- Max. capacity: 128GB |
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- Supports Extreme Memory Profile (XMP) memory modules |
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- 15μ Gold Contact in DIMM Slots |
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BIOS |
- 256Mb AMI UEFI Legal BIOS with GUI support |
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- Supports "Plug and Play" |
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- ACPI 5.1 compliance wake up events |
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- Supports jumperfree |
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- SMBIOS 2.3 support |
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- Voltage Multi-adjustment options |
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Graphics |
- Integrated AMD Radeon™ Vega Series Graphics in Ryzen Series APU |
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- DirectX 12, Pixel Shader 5.0 |
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- Supports Triple Monitor |
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- Supports resolutions up to 5K (5120x2880)@120Hz |
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- Supports HDR and HDCP 2.3 |
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- Supports 4K Ultra HD playback |
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Audio |
- 7.1 CH HD Audio with Content Protection (Realtek ALC1220/ALC1200 Audio Codec) |
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- Premium Blu-ray Audio support |
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- Supports Surge Protection |
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- PCB Isolate Shielding |
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- Nahimic Audio |
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LAN |

