Hardware Spec Index

Zephyra MB-4640 Plus A620 Micro-ATX Motherboard

Motherboards · Zephyra · SKU MB4640-PLUS · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index2,586 (Motherboards scale)
Category rank#40,721
Street price$139
Power25 W
Performance per dollar18.60
Released2026

Specifications

BrandZephyra
ModelZephyra MB-4640 Plus
SocketAM5
ChipsetA620
Form factorMicro-ATX
Memory2× DDR5 DIMM, up to 128 GB
Max memory speedDDR5-8000+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots4 total
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet2.5GbE
WirelessNone
OverclockingMemory only
VRM13+1+1 phases, 70 A stages
BIOSUEFI

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Cite this page: Hardware Spec Index, “Zephyra MB-4640 Plus A620 Micro-ATX Motherboard”, https://vextor7.com/item/8319903 (accessed 2026-10-21).