Hardware Spec Index

Halcyra MB-3691 Prime A620 Micro-ATX Motherboard

Motherboards · Halcyra · SKU MB3691-PRIME · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index1,751 (Motherboards scale)
Category rank#28,382
Street price$69
Power17 W
Performance per dollar25.38
Released2024

Specifications

BrandHalcyra
ModelHalcyra MB-3691 Prime
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 slots4 total
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet2.5GbE
WirelessNone
OverclockingMemory only
VRM11+1+1 phases, 60 A stages
BIOSUEFI

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Cite this page: Hardware Spec Index, “Halcyra MB-3691 Prime A620 Micro-ATX Motherboard”, https://vextor7.com/item/89171203 (accessed 2026-10-20).