Hardware Spec Index

Novexa MB-4640 Prime B550 ATX Motherboard

Motherboards · Novexa · SKU MB4640-PRIME · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index2,233 (Motherboards scale)
Category rank#32,589
Street price$99
Power21 W
Performance per dollar22.56
Released2021

Specifications

BrandNovexa
ModelNovexa MB-4640 Prime
SocketAM4
ChipsetB550
Form factorATX
Memory4× DDR4 DIMM, up to 128 GB
Max memory speedDDR4-4800+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots2 total
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet2.5GbE
WirelessNone
OverclockingCPU + memory
VRM12+1+1 phases, 50 A stages
BIOSUEFI

Related guides

PCIe Lanes ExplainedM.2 SSD Sizes and KeysAMD AM5 Chipsets ComparedIntel 800 Series ChipsetsAMD AM5 SocketIntel LGA1851 Socket

Similar Motherboards

ModelBenchmarkPriceCompare
Novexa MB-9192 SE B760 Micro-ATX DDR4 Wi-Fi 6E Motherboard3,864$279Compare
Halcyra MB-3821 Core X570 ATX Wi-Fi 6E Motherboard4,762$539Compare
Halcyra MB-3368 Plus H610 ATX Motherboard1,671$79Compare
Zephyra MB-2791 Max B550 ATX Motherboard2,795$149Compare
Orbita MB-3105 Max X570 ATX Wi-Fi 6 Motherboard4,648$499Compare
Halcyra MB-1272 Plus H610 ATX Motherboard1,550$69Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Novexa MB-4640 Prime B550 ATX Motherboard”, https://vextor7.com/item/6408528 (accessed 2026-10-20).