ASUS TUF Gaming B550M-E DDR4 AMD Motherboard

The ASUS TUF Gaming B550M-E is a microATX motherboard built around the AMD B550 chipset and the AM4 socket, making it compatible with AMD Ryzen 5000 Series, 5000 G-Series, 4000 G-Series, and 3000 Series desktop processors. Measuring 24.4 cm × 24.4 cm, it fits neatly into compact mid-tower and microATX cases while delivering a feature set typically associated with larger boards. At its core, the B550M-E features ASUS DIGI+ VRM with alloy chokes and military-grade TUF components, providing a stable and durable power delivery platform for high-core-count Ryzen CPUs. Thermal management is addressed through a large VRM heatsink, an M.2 heatsink, and a fanless PCH heatsink, complemented by four 4-pin fan headers and the Fan Xpert 2+ software utility for granular cooling control. Memory support spans four DIMM slots accommodating up to 128 GB of unbuffered DDR4 in dual-channel configuration, with native speeds of up to 3200 MHz and overclocked profiles reaching 4866 MHz (OC). Storage options include two M.2 Key-M slots — the primary slot supports PCIe 4.0 x4 with Ryzen 5000/3000 Series CPUs — plus four SATA 6 Gb/s ports with RAID 0, 1, and 10 support. Connectivity is handled by a Realtek 1 Gb Ethernet port backed by TUF LANGuard surge protection and Turbo LAN network-optimisation software. The rear I/O panel provides two USB 3.2 Gen 2 Type-A ports, two USB 3.2 Gen 1 Type-A ports, two USB 2.0 Type-A ports, DisplayPort 1.2, HDMI 2.1 (4K@60Hz), a D-Sub output, three audio jacks, a PS/2 combo port, and a BIOS FlashBack button for CPU-free firmware updates. A front-panel USB 3.2 Gen 1 Type-C connector adds modern chassis compatibility. Audio is powered by a Realtek ALC887/897 codec supporting 7.1 surround sound up to 24-bit/192 kHz, with audio shielding, premium Japanese audio capacitors, and dedicated PCB layers minimising signal interference. Lighting enthusiasts are served by two AURA Addressable Gen 2 headers and two AURA RGB headers, all controllable through ASUS Armoury Crate with AURA Sync for coordinated lighting across compatible peripherals and components. Key Verified Specifications: • Socket: AMD AM4 • Chipset: AMD B550 • Form Factor: microATX (24.4 cm × 24.4 cm) • Memory: 4 × DIMM, max 128 GB, DDR4 up to 4866 MHz (OC), dual-channel • PCIe: 1 × PCIe 4.0 x16 (Ryzen 5000/3000 Series); 2 × PCIe 3.0 x1 (B550 chipset) • Storage: 2 × M.2 Key-M (M.2_1 supports PCIe 4.0 x4 with select CPUs), 4 × SATA 6 Gb/s, RAID 0/1/10 • Rear USB: 2 × USB 3.2 Gen 2 Type-A, 2 × USB 3.2 Gen 1 Type-A, 2 × USB 2.0 Type-A • Video Output: HDMI 2.1 (4K@60Hz), DisplayPort 1.2, D-Sub • Ethernet: Realtek 1 Gb with TUF LANGuard • Audio: Realtek ALC887/897, 7.1 surround, 24-bit/192 kHz • BIOS: 256 Mb Flash ROM, UEFI AMI • Warranty: 3 Years