Hardware Spec Index

Zephyra MB-6891 Ultra X570 Micro-ATX Motherboard

Motherboards · Zephyra · SKU MB6891-ULTRA · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index1,813 (Motherboards scale)
Category rank#30,343
Street price$69
Power18 W
Performance per dollar26.28
Released2019

Specifications

BrandZephyra
ModelZephyra MB-6891 Ultra
SocketAM4
ChipsetX570
Form factorMicro-ATX
Memory4× DDR4 DIMM, up to 128 GB
Max memory speedDDR4-4800+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots3 total
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet1GbE
WirelessNone
OverclockingCPU + memory
VRM11+1+1 phases, 50 A stages
BIOSUEFI

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Cite this page: Hardware Spec Index, “Zephyra MB-6891 Ultra X570 Micro-ATX Motherboard”, https://vextor7.com/item/93523639 (accessed 2026-10-26).