Hardware Spec Index

Zephyra MB-6646 Plus A620 Micro-ATX Motherboard

Motherboards · Zephyra · SKU MB6646-PLUS · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index1,489 (Motherboards scale)
Category rank#1,226
Street price$69
Power16 W
Performance per dollar21.58
Released2024

Specifications

BrandZephyra
ModelZephyra MB-6646 Plus
SocketAM5
ChipsetA620
Form factorMicro-ATX
Memory4× DDR5 DIMM, up to 256 GB
Max memory speedDDR5-6400+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots2 total
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet2.5GbE
WirelessNone
OverclockingMemory only
VRM10+1+1 phases, 50 A stages
BIOSUEFI

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Cite this page: Hardware Spec Index, “Zephyra MB-6646 Plus A620 Micro-ATX Motherboard”, https://vextor7.com/item/86527542 (accessed 2026-10-25).