Hardware Spec Index

Halcyra MB-8631 Prime A620 ATX Motherboard

Motherboards · Halcyra · SKU MB8631-PRIME · Released 2024 · Updated 2026-10-27

Key facts

Benchmark index1,608 (Motherboards scale)
Category rank#26,458
Street price$69
Power15 W
Performance per dollar23.30
Released2024

Specifications

BrandHalcyra
ModelHalcyra MB-8631 Prime
SocketAM5
ChipsetA620
Form factorATX
Memory2× DDR5 DIMM, up to 128 GB
Max memory speedDDR5-6400+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots5 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, “Halcyra MB-8631 Prime A620 ATX Motherboard”, https://vextor7.com/item/69021315 (accessed 2026-10-27).