Hardware Spec Index

Novexa MB-1903 Prime B650 E-ATX Wi-Fi 6E Motherboard

Motherboards · Novexa · SKU MB1903-PRIME · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index2,881 (Motherboards scale)
Category rank#10,127
Street price$149
Power27 W
Performance per dollar19.34
Released2024

Specifications

BrandNovexa
ModelNovexa MB-1903 Prime
SocketAM5
ChipsetB650
Form factorE-ATX
Memory4× DDR5 DIMM, up to 256 GB
Max memory speedDDR5-6400+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots3 total, 1× PCIe 5.0 x4
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet2.5GbE
WirelessWi-Fi 6E (802.11ax, 6 GHz) + Bluetooth 5.3
OverclockingCPU + memory
VRM14+1+1 phases, 60 A stages
BIOSUEFI

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Cite this page: Hardware Spec Index, “Novexa MB-1903 Prime B650 E-ATX Wi-Fi 6E Motherboard”, https://vextor7.com/item/19832985 (accessed 2026-10-26).