Hardware Spec Index

Novexa MB-4457 Ultra A620 Mini-ITX Motherboard

Motherboards · Novexa · SKU MB4457-ULTRA · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index1,799 (Motherboards scale)
Category rank#32,439
Street price$79
Power18 W
Performance per dollar22.77
Released2024

Specifications

BrandNovexa
ModelNovexa MB-4457 Ultra
SocketAM5
ChipsetA620
Form factorMini-ITX
Memory2× DDR5 DIMM, up to 128 GB
Max memory speedDDR5-6400+ (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
OverclockingMemory only
VRM11+1+1 phases, 60 A stages
BIOSUEFI

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Cite this page: Hardware Spec Index, “Novexa MB-4457 Ultra A620 Mini-ITX Motherboard”, https://vextor7.com/item/62942437 (accessed 2026-10-25).