See more details here - https://www.gigabyte.com/Motherboard/B550M-DS3H-AC-R2#kf
| Form Factor | MicroATX Form Factor; 24.4cm x 21.5cm |
| CPU Socket | AM4 for Ryzen / Ryzen 2 (CPU Support) |
| Chipset | AMD B550 |
| Memory Slots | 4 x DDR4, up to 128GB, Dual Channel |
| Memory Speed | DDR4 2133-4733 Non-ECC |
| PCI Slots | 0 |
| PCI-Express 16x | 1 x PCI Express x16 slot, running at x16 (PCIEX16) (The PCIEX16 slot conforms to PCI Express 4.0 standard, supported by Ryzen 3000 and 5000 Series processors.) 1 x PCI Express x16 slot, running at x4 (PCIEX4) (This slot conforms to PCI Express 3.0 standard) |
| PCI-Express 4x | * See Above |
| PCI-Express 1x | 1 x PCIe 3.0 x1 |
| Multi-GPU | - |
| USB Ports | External: - 4 x USB 3.2 Gen1 Ports - 2 x USB 2.0 Ports Internal: - 1 x USB 2.0 Headers (Support 2 USB 2.0 ports) - 1 x USB 3.2 Gen1 Headers (Support 2 USB 3.2 Gen1 ports) - 1 x USB 3.2 Gen1 Header Type-C (5 Gb/s) (Supports 1 port) |
| Audio | Realtek® AL1220 codec High Definition Audio 2/4/5.1/7.1-channel * To configure 7.1-channel audio, you have to use an HD front panel audio module and enable the multi-channel audio feature through the audio driver. |
| Graphics | 1 x HDMI 2.1, 1 x DisplayPort 1.4 (Supported processors only eg APU series or Ryzen with Vega 'G') |
| LAN | 1 x Realtek® GbE LAN chip (10/100/1000 Mbit) |
| Wireless | Realtek® Wi-Fi RTL8821CE - WIFI 802.11 a, b, g, n, ac, supporting 2.4/5 GHz Dual-Band - BLUETOOTH 5.0 - Support for 11ac wireless standard |
| SATA Ports | 4 x SATA 6Gb/s port(s) |
| SATA Express | - |
| M.2 Socket |
1 x M.2 connector (M2A_CPU) integrated in the CPU, supporting Socket 3 M key, type 2260/2280/22110 SSDs capable of supporting at PCIe 4.0 |
| Lighting | 2 x addressable LED strip headers 2 x RGB LED strip headers 1 x CPU cooler LED strip/RGB LED strip header |
| Fan Headers | 1 x CPU fan header 2 x system fan header |
| PSU Connectors | 24pin + 8pin AUX |