MSI PRO B550-S WiFi 6E is an AM4 motherboard compatible with AMD Ryzen 3000, 4000 G-Series, and 5000 series processors. It supports up to 128GB of DDR4 memory, Wi-Fi 6E, Bluetooth 5.3, and dual M.2 drives.
MSI PRO B550-S WiFi 6E is an AM4 motherboard compatible with AMD Ryzen 3000, 4000 G-Series, and 5000 series processors. It supports up to 128GB of DDR4 memory, Wi-Fi 6E, Bluetooth 5.3, and dual M.2 drives.





MSI PRO B550-S WiFi 6E is an AM4 motherboard compatible with AMD Ryzen 3000, 4000 G-Series, and 5000 series processors. It supports up to 128GB of DDR4 memory, Wi-Fi 6E, Bluetooth 5.3, and dual M.2 drives.
Guarantee
24 month
Delivery from Europe in
8 - 9
business days
MSI PRO B550-S WiFi 6E is an AM4 motherboard compatible with AMD Ryzen 3000, 4000 G-Series and 5000 series processors. It supports up to 128 GB of DDR4 memory, Wi-Fi 6E, Bluetooth 5.3 and two M.2 drives.
Product Information | |
|---|---|
| Product Type | ATX Motherboard |
| Brand | MSI |
| Model | PRO B550-S WiFi 6E |
Processor and Chipset | |
| Chipset | AMD B550 |
| Processor socket | Socket AM4 |
| Compatible processor series | AMD Ryzen 3000 Series, Ryzen 4000 G-Series, Ryzen 5000 Series and Ryzen 5000 G-Series |
Memory | |
| Memory type | DDR4-SDRAM |
| Memory slots | 4 DIMM slots |
| Memory channels | Dual-channel |
| Maximum memory frequency | Up to 4800 MHz |
Storage and expansion | |
| M.2 slot interfaces | One PCIe 4.0 slot (up to 22110) and one PCIe 3.0 slot (up to 2280) |
| PCI Express x16 slots | 2 |
Connectors and I/O interfaces | |
| Wireless standards | Wi-Fi 6E (802.11ax) and previous Wi-Fi standards |
| Wired networking | Gigabit Ethernet with Realtek 8111H" controller |
| Rear USB ports | 4 × USB 2.0, 2 × USB 3.2 Gen 1 Type-A, 1 × USB 3.2 Gen 2 Type-A, 1 × USB 3.2 Gen 2 Type-C |
| Other rear I/O ports | 1 × HDMI, 1 × RJ-45, Wi-Fi antenna connector |
| Internal SATA ports | 4 × SATA III |
| Internal USB ports | 4 × USB 2.0, 3 × USB 3.2 Gen 1 |
| Audio | Realtek ALC897, 7.1 channel output |
| Additional ports | TPM, front panel audio, CPU fan, 24-pin ATX power, intrusion detection, and RGB LED connectors |
| 243.8 × 304.8 mm (width × depth) | |
| Safety Warning | Intended for installation and use as a computer motherboard. Before installation or maintenance, disconnect the power source and follow the instructions of the motherboard and component manufacturers. |
| Height | 100 mm |
| Length | 450 mm |
| Weight | 1500 g |
| Width | 350 mm |