Hardware Spec Index

Zephyra MB-6490 Ultra A620 ATX Motherboard

Motherboards · Zephyra · SKU MB6490-ULTRA · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index2,549 (Motherboards scale)
Category rank#7,659
Street price$129
Power24 W
Performance per dollar19.76
Released2023

Specifications

BrandZephyra
ModelZephyra MB-6490 Ultra
SocketAM5
ChipsetA620
Form factorATX
Memory4× DDR5 DIMM, up to 192 GB
Max memory speedDDR5-6400+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots4 total
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet2.5GbE
WirelessNone
OverclockingMemory only
VRM13+1+1 phases, 70 A stages
BIOSUEFI

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Cite this page: Hardware Spec Index, “Zephyra MB-6490 Ultra A620 ATX Motherboard”, https://vextor7.com/item/94882759 (accessed 2026-10-26).