Zephyra MB-8989 Prime B850 E-ATX Wi-Fi 6E Motherboard
Motherboards · Zephyra · SKU MB8989-PRIME · Released 2026 · Updated 2026-10-19
Key facts
| Benchmark index | 2,939 (Motherboards scale) |
|---|---|
| Category rank | #6,687 |
| Street price | $149 |
| Power | 28 W |
| Performance per dollar | 19.72 |
| Released | 2026 |
Specifications
| Brand | Zephyra |
|---|---|
| Model | Zephyra MB-8989 Prime |
| Socket | AM5 |
| Chipset | B850 |
| Form factor | E-ATX |
| Memory | 4× DDR5 DIMM, up to 256 GB |
| Max memory speed | DDR5-8000+ (OC) |
| Primary x16 slot | PCIe 4.0 x16 |
| M.2 slots | 5 total, 1× PCIe 5.0 x4 |
| 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 | 15+1+1 phases, 60 A stages |
| BIOS | UEFI |
Related guides
PCIe Lanes ExplainedM.2 SSD Sizes and KeysAMD AM5 SocketAMD AM5 Chipsets ComparedDDR5 Memory ExplainedPCIe 5.0 Explained
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Cite this page: Hardware Spec Index, “Zephyra MB-8989 Prime B850 E-ATX Wi-Fi 6E Motherboard”, https://vextor7.com/item/324407 (accessed 2026-10-19).