Hardware Spec Index

Novexa MB-4991 Ultra A620 ATX Motherboard

Motherboards · Novexa · SKU MB4991-ULTRA · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index2,376 (Motherboards scale)
Category rank#19,081
Street price$119
Power23 W
Performance per dollar19.97
Released2023

Specifications

BrandNovexa
ModelNovexa MB-4991 Ultra
SocketAM5
ChipsetA620
Form factorATX
Memory4× DDR5 DIMM, up to 192 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
VRM13+1+1 phases, 60 A stages
BIOSUEFI

Related guides

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Cite this page: Hardware Spec Index, “Novexa MB-4991 Ultra A620 ATX Motherboard”, https://vextor7.com/item/4978367 (accessed 2026-10-20).