ASRock B550M/AC AM4 Micro-ATX DDR4 128 GB Motherboard
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Description
The ASRock B550M/AC is a Micro-ATX motherboard for AM4. It supports DDR4 memory up to 4533 MT/s (OC).
- Supports 3Rd Gen AMD AM4 Ryzen / Future AMD Ryzen Processors
- AMD Ryzen Series Cpus (Matisse) Support DDR4 4533+(OC)/ 4466(OC)/ 4400(OC)/ 4333(OC)/ 4266(OC)/ 4200(OC)/ 4133(OC)/ 4000(OC)/ 3866(OC)/ 3800(OC)/ 3733(OC)/ 3600(OC)/ 3466(OC)/ 3200/ 2933/ 2667/ 2400/ 2133 ECC & Non-ECC, Un-Buffered Memory
- AMD Ryzen Series Apus (Renoir) Support DDR4 4733+(OC)/ 4666(OC)/ 4600(OC)/ 4533(OC)/ 4466(OC)/ 4400(OC)/ 4333(OC)/ 4266(OC)/ 4200(OC)/ 4133(OC)/ 4000(OC)/ 3866(OC)/ 3800(OC)/ 3733(OC)/ 3600(OC)/ 3466(OC)/ 3200/ 2933/ 2667/ 2400/ 2133 ECC & Non-ECC, Un-Buffered Memory
Specifications
| Manufacturer | ASRock |
|---|---|
| Model Number | B550M/AC |
| Launch Date | September 2020 |
| CPU Socket | AMD Socket AM4 |
| Chipset Model | Intel B550 |
| Board Size / Form Factor | Micro-ATX |
| Supported Memory Type | DDR4 |
| DIMM Slots | 4 |
| Maximum RAM Capacity | 128 GB |
| Valid DDR4 Speeds | DDR4-2133 / DDR4-2400 / DDR4-2666 / DDR4-2933 / DDR4-3200 / DDR4-3466 / DDR4-3600 / DDR4-3733 / DDR4-3800 / DDR4-3866 / DDR4-4000 / DDR4-4133 / DDR4-4200 / DDR4-4266 / DDR4-4333 / DDR4-4400 / DDR4-4533 (OC) |
| ECC Memory Support | Yes * ECC memory support also depends on the CPU memory controller |
| Expansion Slots (PCIe) | 2 × PCIe x16, 1 × PCIe x1 |
| PCIe x16 (Qty) | 2 |
| PCIe x4 (Qty) | 0 |
| PCIe x1 (Qty) | 1 |
| M.2 Slot Count | 1 × M.2 |
| M.2 Device Compatibility | 2280 - M Key |
| SATA III Ports | 4 × SATA 6Gbps |
| SATA Express Ports | 0 |
| Wired Networking (LAN) | |
| Onboard Wi-Fi | Yes |
| Wi-Fi Standard | 5 |
| Rear-Panel USB | USB 3.2 Gen1, USB 2.0 |
| Internal USB 3.2 Gen 2x2 Headers | 0 |
| Internal USB 3.2 Gen 2 Headers | 0 |
| Internal USB 3.2 Gen 1 Headers | 2 |
| Internal USB 2.0 Headers | 2 |
| NVIDIA SLI | No |
| AMD CrossFire | Yes |
| RAID Capability | Yes |
| Back-Connect Layout | No |
| Manufacturer Part Number (MPN) | B550M/AC |
| SKU Code | B550M/AC |
| GTIN / EAN | 4710483931864 |
Price History (last 12 months)
Plots available price points within the past 12 months.
