Hardware Spec Index

Novexa MB-4275 Prime B550 E-ATX Motherboard

Motherboards · Novexa · SKU MB4275-PRIME · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index2,866 (Motherboards scale)
Category rank#31,894
Street price$159
Power27 W
Performance per dollar18.03
Released2022

Specifications

BrandNovexa
ModelNovexa MB-4275 Prime
SocketAM4
ChipsetB550
Form factorE-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

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-6984 Prime B550 Micro-ATX Wi-Fi 6 Motherboard3,953$279Compare
Zephyra MB-9118 Core B650E ATX Wi-Fi 6E Motherboard5,073$579Compare
Novexa MB-8945 Ultra B550 ATX Wi-Fi 6 Motherboard2,971$179Compare
Zephyra MB-1249 Plus B550 Micro-ATX Wi-Fi 6E Motherboard3,699$289Compare
Kyndral MB-9948 XT B650 Mini-ITX Wi-Fi 6E Motherboard2,956$169Compare
Zephyra MB-1980 Max B550 ATX Wi-Fi 6E Motherboard3,236$229Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Novexa MB-4275 Prime B550 E-ATX Motherboard”, https://vextor7.com/item/3716653 (accessed 2026-10-24).