Hardware Spec Index

Novexa MB-3891 Prime A620 Micro-ATX Motherboard

Motherboards · Novexa · SKU MB3891-PRIME · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index2,241 (Motherboards scale)
Category rank#13,385
Street price$119
Power23 W
Performance per dollar18.83
Released2024

Specifications

BrandNovexa
ModelNovexa MB-3891 Prime
SocketAM5
ChipsetA620
Form factorMicro-ATX
Memory4× DDR5 DIMM, up to 256 GB
Max memory speedDDR5-6400+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots3 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

Related guides

PCIe Lanes ExplainedM.2 SSD Sizes and KeysAMD AM5 SocketAMD AM5 Chipsets ComparedDDR5 Memory ExplainedIntel 800 Series Chipsets

Similar Motherboards

ModelBenchmarkPriceCompare
Orbita MB-4710 Core A620 E-ATX Motherboard2,166$89Compare
Orbita MB-2907 Ti X570 Micro-ATX Wi-Fi 6 Motherboard5,067$529Compare
Kyndral MB-7030 Pro B850 ATX Wi-Fi 7 Motherboard3,805$299Compare
Orbita MB-6311 Ti B650E Micro-ATX Wi-Fi 7 Motherboard4,595$369Compare
Zephyra MB-1121 Core Z790 E-ATX DDR4 Wi-Fi 6E Motherboard5,609$639Compare
Halcyra MB-3725 Max X570 Mini-ITX Motherboard2,447$129Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Novexa MB-3891 Prime A620 Micro-ATX Motherboard”, https://vextor7.com/item/93359408 (accessed 2026-10-26).