Hardware Spec Index

Novexa MB-5991 Core B550 ATX Wi-Fi 6E Motherboard

Motherboards · Novexa · SKU MB5991-CORE · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index4,211 (Motherboards scale)
Category rank#2,062
Street price$329
Power38 W
Performance per dollar12.80
Released2022

Specifications

BrandNovexa
ModelNovexa MB-5991 Core
SocketAM4
ChipsetB550
Form factorATX
Memory2× DDR4 DIMM, up to 64 GB
Max memory speedDDR4-4800+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots5 total
Rear USB-C1× USB 3.2 Gen 2x2 20Gbps (Type-C)
Ethernet2.5GbE
WirelessWi-Fi 6E (802.11ax, 6 GHz) + Bluetooth 5.3
OverclockingCPU + memory
VRM18+2+1 phases, 90 A stages
BIOSDual UEFI, BIOS flashback button

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Cite this page: Hardware Spec Index, “Novexa MB-5991 Core B550 ATX Wi-Fi 6E Motherboard”, https://vextor7.com/item/773376 (accessed 2026-10-20).