Hardware Spec Index

Halcyra MB-8991 Core A620 E-ATX Motherboard

Motherboards · Halcyra · SKU MB8991-CORE · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index2,423 (Motherboards scale)
Category rank#49,898
Street price$119
Power24 W
Performance per dollar20.36
Released2025

Specifications

BrandHalcyra
ModelHalcyra MB-8991 Core
SocketAM5
ChipsetA620
Form factorE-ATX
Memory4× DDR5 DIMM, up to 256 GB
Max memory speedDDR5-8000+ (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
VRM13+1+1 phases, 70 A stages
BIOSUEFI

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Cite this page: Hardware Spec Index, “Halcyra MB-8991 Core A620 E-ATX Motherboard”, https://vextor7.com/item/2117370 (accessed 2026-10-26).