Novexa MB-6390 Ultra B550 ATX Wi-Fi 6E Motherboard
Motherboards · Novexa · SKU MB6390-ULTRA · Released 2021 · Updated 2026-10-26
Key facts
| Benchmark index | 3,041 (Motherboards scale) |
|---|---|
| Category rank | #23,210 |
| Street price | $209 |
| Power | 31 W |
| Performance per dollar | 14.55 |
| Released | 2021 |
Specifications
| Brand | Novexa |
|---|---|
| Model | Novexa MB-6390 Ultra |
| Socket | AM4 |
| Chipset | B550 |
| Form factor | ATX |
| Memory | 4× DDR4 DIMM, up to 128 GB |
| Max memory speed | DDR4-4800+ (OC) |
| Primary x16 slot | PCIe 4.0 x16 |
| M.2 slots | 3 total |
| Rear USB-C | 1× USB 3.2 Gen 2 10Gbps (Type-C) |
| Ethernet | 2.5GbE |
| Wireless | Wi-Fi 6E (802.11ax, 6 GHz) + Bluetooth 5.3 |
| Overclocking | CPU + memory |
| VRM | 16+1+1 phases, 60 A stages |
| BIOS | Dual UEFI, BIOS flashback button |
Related guides
PCIe Lanes ExplainedM.2 SSD Sizes and KeysWi-Fi 6E ExplainedAMD AM5 Chipsets ComparedIntel 800 Series ChipsetsAMD AM5 Socket
Similar Motherboards
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Orbita MB-2630 Ultra B650 ATX Wi-Fi 6E Motherboard | 3,398 | $199 | Compare |
| Halcyra MB-1410 Max Z790 ATX Wi-Fi 7 Motherboard | 5,148 | $509 | Compare |
| Kyndral MB-4984 Pro A620 ATX Motherboard | 2,514 | $119 | Compare |
| Orbita MB-1842 Ultra B760 ATX Wi-Fi 7 Motherboard | 4,012 | $369 | Compare |
| Zephyra MB-2210 Core B650 Micro-ATX Wi-Fi 6E Motherboard | 2,920 | $149 | Compare |
| Kyndral MB-4464 XT B550 ATX Motherboard | 2,688 | $159 | Compare |
Cite this page: Hardware Spec Index, “Novexa MB-6390 Ultra B550 ATX Wi-Fi 6E Motherboard”, https://vextor7.com/item/20095871 (accessed 2026-10-26).