Zephyra MB-1638 Ultra B860 ATX Wi-Fi 6E Motherboard
Motherboards · Zephyra · SKU MB1638-ULTRA · Released 2025 · Updated 2026-10-22
Key facts
| Benchmark index | 3,075 (Motherboards scale) |
|---|---|
| Category rank | #3,105 |
| Street price | $189 |
| Power | 31 W |
| Performance per dollar | 16.27 |
| Released | 2025 |
Specifications
| Brand | Zephyra |
|---|---|
| Model | Zephyra MB-1638 Ultra |
| Socket | LGA1851 |
| Chipset | B860 |
| Form factor | ATX |
| Memory | 4× DDR5 DIMM, up to 256 GB |
| Max memory speed | DDR5-9000+ (OC, CUDIMM) |
| Primary x16 slot | PCIe 5.0 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 | Memory only |
| VRM | 15+1+1 phases, 80 A stages |
| BIOS | Dual UEFI, BIOS flashback button |
Related guides
PCIe Lanes ExplainedM.2 SSD Sizes and KeysIntel LGA1851 SocketIntel 800 Series ChipsetsDDR5 Memory ExplainedPCIe 5.0 Explained
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Cite this page: Hardware Spec Index, “Zephyra MB-1638 Ultra B860 ATX Wi-Fi 6E Motherboard”, https://vextor7.com/item/94893794 (accessed 2026-10-22).