The MSI MAG B550 TOMAHAWK is a ATX motherboard built on the B550 chipset for AMD AM4 processors. It supports DDR4 memory up to 128 GB across 4 DIMM slots. Expansion includes PCIe 4.0 with 2 M.2 slots. Connectivity features None and 2.5GbE + 1GbE Ethernet.
B550 · AMD AM4 · ATX · DDR4 up to 128 GB
High-quality voltage regulator module cooling ensures stable power delivery under sustained loads. Critical for high-TDP processors and sustained overclocking — ensures voltage stability across all power phases.
High-speed PCIe NVMe storage slots with thermal heatsinks. Direct-to-CPU M.2 lanes deliver maximum sequential read/write performance for workstation and creative workloads.
EMI-shielded audio zone with premium capacitors and isolated PCB traces for clean signal output. Ideal for professional audio production and high-fidelity playback.
| Platform | |
| Chipset | B550 |
| Socket | AMD AM4 |
| Form Factor | ATX |
| Memory Type | DDR4 |
| DIMM Slots | 4 |
| Max RAM | 128 GB |
| PCIe Generation | PCIe 4.0 |
| M.2 Slots | 2 |
| Bluetooth | — |
| LAN | 2.5GbE + 1GbE |
| USB (Rear I/O) | — |
| Audio | — |
| Series | MAG |
The MAG B550 TOMAHAWK uses the AMD AM4 socket, compatible with AMD Ryzen 1000–5000 series and select Athlon processors.
The MAG B550 TOMAHAWK supports up to 128 GB of DDR4 memory across 4 DIMM slots.
No, the MAG B550 TOMAHAWK does not include built-in Wi-Fi. An external Wi-Fi adapter or PCIe Wi-Fi card can be added.
The MAG B550 TOMAHAWK features 2 M.2 slots for high-speed NVMe SSD storage with PCIe 4.0 support.
The MAG B550 TOMAHAWK is built on the AMD B550 performance chipset with modern connectivity, offering ATX form factor design for AMD platforms.
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