Hardware Spec Index

Zephyra MB-9391 Prime X570 Mini-ITX Wi-Fi 6 Motherboard

Motherboards · Zephyra · SKU MB9391-PRIME · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index5,453 (Motherboards scale)
Category rank#28,166
Street price$639
Power51 W
Performance per dollar8.53
Released2020

Specifications

BrandZephyra
ModelZephyra MB-9391 Prime
SocketAM4
ChipsetX570
Form factorMini-ITX
Memory2× DDR4 DIMM, up to 64 GB
Max memory speedDDR4-4800+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots2 total
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet10GbE + 2.5GbE
WirelessWi-Fi 6 (802.11ax) + Bluetooth 5.2
OverclockingCPU + memory
VRM22+2+2 phases, 90 A stages
BIOSDual UEFI, BIOS flashback button

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Cite this page: Hardware Spec Index, “Zephyra MB-9391 Prime X570 Mini-ITX Wi-Fi 6 Motherboard”, https://vextor7.com/item/60007394 (accessed 2026-10-20).