Hardware Spec Index

Zephyra MB-3991 Edge A620 Micro-ATX Motherboard

Motherboards · Zephyra · SKU MB3991-EDGE · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index2,453 (Motherboards scale)
Category rank#3,214
Street price$109
Power23 W
Performance per dollar22.50
Released2025

Specifications

BrandZephyra
ModelZephyra MB-3991 Edge
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 slots2 total
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet2.5GbE
WirelessNone
OverclockingMemory only
VRM13+1+1 phases, 60 A stages
BIOSUEFI

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Cite this page: Hardware Spec Index, “Zephyra MB-3991 Edge A620 Micro-ATX Motherboard”, https://vextor7.com/item/9164530 (accessed 2026-10-19).