# MSI B550M Gaming Plus WIFI6E — AMD B550 mATX motherboard for gaming builds > MSI B550M Gaming Plus WIFI6E マザーボード summary. MSI B550M Gaming Plus WIFI6E is an mATX AM4 motherboard supporting Ryzen 5000, DDR4, PCIe 4.0 x16, M.2 Gen4, and Wi-Fi 6E. Tags: motherboard, msi, b550, am4, ddr4, wifi-6e Source: https://www.amazon.co.jp/dp/B0HBFVCDL2 Article page: https://web-autoai.com/articles/msi-b550m-gaming-plus-wifi6e?lang=en Prices and ratings change over time — check the article page for the current values. --- This article covers MSI B550M Gaming Plus WIFI6E マザーボード. ## Overview The MSI B550M Gaming Plus WIFI6E is a micro-ATX motherboard built around the AMD B550 chipset, supporting a wide range of AM4 processors from the Ryzen 3000 series up to the latest Ryzen 5000 and 5000G series. It features four DDR4 DIMM slots with overclocking support up to 4400+ MT/s, a single PCIe 4.0 x16 slot for modern GPUs, and an M.2 Gen4 slot for ultra-fast NVMe storage. Integrated Wi-Fi 6E and Bluetooth 5.3 eliminate the need for a separate wireless card, while the 1G LAN port covers wired networking. ## Compatibility Guide This motherboard uses Socket AM4, so it works with Ryzen 3000, 4000G, 5000, and 5000G desktop processors. Memory type is DDR4; four slots allow up to 128 GB, with XMP support for high-speed kits. The form factor is mATX, which fits in most mini-tower and mid-tower cases. Expansion includes one PCIe 4.0 x16 slot (steel-armored) and two M.2 slots: one Gen4 x4 and one Gen3 x4. Additional connectivity includes four SATA 6Gb/s ports for legacy drives. Power delivery uses a 24-pin main connector and an 8-pin CPU connector; a 500W–600W PSU is sufficient for typical builds with a Ryzen 5/7 and a mid-range GPU. ## Product Info The B550M Gaming Plus WIFI6E launched around late 2023 and is widely available on online retailers and local PC shops. MSI backs it with a standard 3-year warranty. It lacks DDR5 support and PCIe 5.0, but those omissions are deliberate to keep costs low while still offering excellent real-world performance for most users. ## Best Use Cases - Budget Gaming Build: Pair with a Ryzen 5 5600 and an RTX 4060 or RX 7600 for a solid 1080p/1440p gaming rig. The motherboard’s PCIe 4.0 x16 slot gives modern GPUs full bandwidth, and the Wi-Fi 6E is a nice bonus for wireless setups. - Compact Workstation: Use this board in an mATX case for a compact yet capable machine for coding, photo editing, or light video work. The dual M.2 slots allow fast storage without cables, and DDR4 memory is still plentiful and affordable. - Home Server or HTPC: With multiple SATA ports and two M.2 slots, it can serve as a small home server running a Ryzen 5 5600G (integrated graphics), handling file sharing, Plex, or lightweight virtualization. Who should avoid it? Enthusiasts planning a Ryzen 7000/9000 build or needing PCIe 5.0 will want a AM5 board. Also, if you need more than one PCIe 4.0 x16 slot, consider an ATX B550 or X570 board. ## Things to Consider The B550 chipset limits PCIe 4.0 lanes: only the primary x16 slot and the first M.2 slot are Gen4; the second M.2 is Gen3. Overclocking a high-core-count CPU like the Ryzen 9 5950X may push the VRM temperatures, though MSI’s Core Boost design and extended heatsinks handle it well in a well-ventilated case. This board lacks a BIOS Flashback button, so ensure your BIOS version supports your CPU before installation. If you plan to use a large air cooler or a thick radiator, check clearances as the M.2 Shield and chipset heatsink can be bulky. Finally, the audio codec is ALC892 (7.1 channels), which is decent but not top-tier for audiophile use. ## FAQ Q: Can I use this motherboard with a Ryzen 7 5700X3D? A: Yes, it is fully compatible with all Ryzen 5000 series processors. Just make sure the BIOS is updated to the latest version for optimal performance. Q: Does it support DDR4-3600 memory? A: Absolutely. With MSI Memory Boost, the board can handle DDR4 speeds up to 4400+ MT/s (with one DIMM per channel), so DDR4-3600 will run without issues after enabling XMP. Q: Are Wi-Fi antennas included in the box? A: Yes, MSI includes a pair of desktop-style Wi-Fi antennas that attach to the rear I/O panel. No need to buy a separate antenna. ### Product Disclosure (Amazon) - Manufacturer: MSI - Seller: Amazon US - Fulfilled by: Amazon US - ASIN: B0HBFVCDL2 - Note: This article covers a manufacturer-made product based on Amazon listing details.