Hardware Spec Index

Zephyra MB-4357 Core X870 Mini-ITX Wi-Fi 7 Motherboard

Motherboards · Zephyra · SKU MB4357-CORE · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index4,594 (Motherboards scale)
Category rank#16,950
Street price$389
Power43 W
Performance per dollar11.81
Released2025

Specifications

BrandZephyra
ModelZephyra MB-4357 Core
SocketAM5
ChipsetX870
Form factorMini-ITX
Memory2× DDR5 DIMM, up to 128 GB
Max memory speedDDR5-8000+ (OC)
Primary x16 slotPCIe 5.0 x16
M.2 slots2 total, 1× PCIe 5.0 x4
Rear USB-C2× USB4 40Gbps (Type-C)
Ethernet5GbE
WirelessWi-Fi 7 (802.11be, 320 MHz) + Bluetooth 5.4
OverclockingCPU + memory
VRM20+2+1 phases, 90 A stages
BIOSDual UEFI, BIOS flashback button

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Cite this page: Hardware Spec Index, “Zephyra MB-4357 Core X870 Mini-ITX Wi-Fi 7 Motherboard”, https://vextor7.com/item/9716671 (accessed 2026-10-20).