Hardware Spec Index

Novexa MB-3858 Ultra B650E ATX Wi-Fi 7 Motherboard

Motherboards · Novexa · SKU MB3858-ULTRA · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index4,972 (Motherboards scale)
Category rank#45,179
Street price$529
Power46 W
Performance per dollar9.40
Released2026

Specifications

BrandNovexa
ModelNovexa MB-3858 Ultra
SocketAM5
ChipsetB650E
Form factorATX
Memory4× DDR5 DIMM, up to 256 GB
Max memory speedDDR5-8000+ (OC)
Primary x16 slotPCIe 5.0 x16
M.2 slots5 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
VRM21+2+2 phases, 110 A stages
BIOSDual UEFI, BIOS flashback button

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Cite this page: Hardware Spec Index, “Novexa MB-3858 Ultra B650E ATX Wi-Fi 7 Motherboard”, https://vextor7.com/item/1653573 (accessed 2026-10-25).