Hardware Spec Index

Zephyra MB-4258 Core X870 ATX Wi-Fi 7 Motherboard

Motherboards · Zephyra · SKU MB4258-CORE · Released 2025 · Updated 2026-10-27

Key facts

Benchmark index5,135 (Motherboards scale)
Category rank#47,712
Street price$619
Power51 W
Performance per dollar8.30
Released2025

Specifications

BrandZephyra
ModelZephyra MB-4258 Core
SocketAM5
ChipsetX870
Form factorATX
Memory2× DDR5 DIMM, up to 128 GB
Max memory speedDDR5-8000+ (OC)
Primary x16 slotPCIe 5.0 x16
M.2 slots5 total, 1× PCIe 5.0 x4
Rear USB-C2× USB4 40Gbps (Type-C)
Ethernet10GbE + 2.5GbE
WirelessWi-Fi 7 (802.11be, 320 MHz) + Bluetooth 5.4
OverclockingCPU + memory
VRM23+2+2 phases, 110 A stages
BIOSDual UEFI, BIOS flashback button

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Cite this page: Hardware Spec Index, “Zephyra MB-4258 Core X870 ATX Wi-Fi 7 Motherboard”, https://vextor7.com/item/8618221 (accessed 2026-10-27).