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The GIGABYTE B550M DS3H R2 is an AMD B550 Ultra Durable Micro ATX motherboard for AMD Ryzen™ processors on Socket AM4. It pairs a digital 5+3 phase VRM and VRM Thermal Armor Advanced with a PCIe 4.0 x16 graphics slot, dual M.2 storage, four DDR4 slots and HDMI 2.1 + DisplayPort outputs — a dependable, upgrade-friendly base for gaming and everyday desktop builds.
| Brand / Model | GIGABYTE B550M DS3H R2 |
| Chipset | AMD B550 |
| CPU Socket | AMD Socket AM4 |
| Supported CPUs | AMD Ryzen™ 5000, 5000 G, 4000 G, 3000 and 3000 G Series |
| Memory | 4 x DDR4 DIMM, dual channel, up to 128 GB (32 GB per DIMM); DDR4 2133–3200 MT/s, up to 4733 MT/s (O.C.); ECC / non-ECC un-buffered; XMP support |
| Onboard Graphics (with APU) | 1 x DisplayPort 1.4 (up to 5120x2880@60 Hz), 1 x HDMI 2.1 (up to 4096x2160@60 Hz); HDCP 2.3, HDR |
| Expansion Slots | 1 x PCIe x16 (PCIe 4.0 with Ryzen 5000/3000; PCIe 3.0 with G-Series); 1 x PCIe 3.0 x16 slot running at x4; 1 x PCIe 3.0 x1 |
| Storage | 1 x M.2 2280 (CPU, SATA / PCIe 4.0 x4); 1 x M.2 2280 (chipset, SATA / PCIe 3.0 x2); 4 x SATA 6Gb/s with RAID 0/1/10 |
| LAN | Realtek Gigabit Ethernet (1 Gbps) |
| Audio | Realtek HD Audio codec, 2/4/5.1/7.1-channel |
| USB | 4 x USB 3.2 Gen 1 (rear), 1 x USB Type-C® header (USB 3.2 Gen 1), 2 x USB 3.2 Gen 1 (internal header), 4 x USB 2.0 (2 rear, 2 internal) |
| Rear I/O | PS/2, HDMI, DisplayPort, 4 x USB 3.2 Gen 1, 2 x USB 2.0, RJ-45, 3 x audio jacks |
| Internal Connectors | 24-pin ATX, 8-pin ATX 12V, CPU fan, 2 x system fan, 2 x addressable LED strip, 2 x RGB LED strip, CPU cooler LED header, 2 x M.2, 4 x SATA, front panel, front audio, USB Type-C® header, USB 3.2 Gen 1 header, USB 2.0 header, TPM header, serial port header, Q-Flash Plus button |
| BIOS | 128 Mbit flash, AMI UEFI BIOS, Q-Flash, Q-Flash Plus |
| Operating System | Windows 11 / Windows 10 (64-bit) |
| Form Factor | Micro ATX, 24.4 cm x 24.4 cm |
Budget to mid-range AMD Ryzen™ gaming and home/office PCs that need four memory slots, fast PCIe 4.0 storage, room for an extra expansion card and a compact Micro ATX layout.
Specifications are from GIGABYTE (Rev. 1.0) and may change without notice. Actual feature support can vary by CPU and board revision.