Hardware Spec Index

Novexa MB-1581 Plus B550 Micro-ATX Motherboard

Motherboards · Novexa · SKU MB1581-PLUS · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index2,567 (Motherboards scale)
Category rank#53
Street price$139
Power26 W
Performance per dollar18.47
Released2021

Specifications

BrandNovexa
ModelNovexa MB-1581 Plus
SocketAM4
ChipsetB550
Form factorMicro-ATX
Memory4× DDR4 DIMM, up to 128 GB
Max memory speedDDR4-4800+ (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
OverclockingCPU + memory
VRM14+1+1 phases, 60 A stages
BIOSUEFI

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Cite this page: Hardware Spec Index, “Novexa MB-1581 Plus B550 Micro-ATX Motherboard”, https://vextor7.com/item/4339220 (accessed 2026-10-22).