Hardware Spec Index

Novexa MB-4389 Plus B650 Micro-ATX Wi-Fi 7 Motherboard

Motherboards · Novexa · SKU MB4389-PLUS · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index4,131 (Motherboards scale)
Category rank#38,319
Street price$369
Power41 W
Performance per dollar11.20
Released2026

Specifications

BrandNovexa
ModelNovexa MB-4389 Plus
SocketAM5
ChipsetB650
Form factorMicro-ATX
Memory4× DDR5 DIMM, up to 256 GB
Max memory speedDDR5-8000+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots4 total, 1× PCIe 5.0 x4
Rear USB-C1× USB 3.2 Gen 2x2 20Gbps (Type-C)
Ethernet5GbE
WirelessWi-Fi 7 (802.11be, 320 MHz) + Bluetooth 5.4
OverclockingCPU + memory
VRM19+2+1 phases, 80 A stages
BIOSDual UEFI, BIOS flashback button

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Cite this page: Hardware Spec Index, “Novexa MB-4389 Plus B650 Micro-ATX Wi-Fi 7 Motherboard”, https://vextor7.com/item/6201593 (accessed 2026-10-20).