Hardware Spec Index

Zephyra MB-4042 Prime X870 ATX Wi-Fi 7 Motherboard

Motherboards · Zephyra · SKU MB4042-PRIME · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index4,841 (Motherboards scale)
Category rank#14,040
Street price$479
Power48 W
Performance per dollar10.11
Released2024

Specifications

BrandZephyra
ModelZephyra MB-4042 Prime
SocketAM5
ChipsetX870
Form factorATX
Memory4× DDR5 DIMM, up to 256 GB
Max memory speedDDR5-6400+ (OC)
Primary x16 slotPCIe 5.0 x16
M.2 slots3 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
VRM21+2+2 phases, 90 A stages
BIOSDual UEFI, BIOS flashback button

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Cite this page: Hardware Spec Index, “Zephyra MB-4042 Prime X870 ATX Wi-Fi 7 Motherboard”, https://vextor7.com/item/69020467 (accessed 2026-10-26).