Hardware Spec Index

Zephyra MB-6658 Ultra X670E ATX Wi-Fi 6E Motherboard

Motherboards · Zephyra · SKU MB6658-ULTRA · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index4,985 (Motherboards scale)
Category rank#26,390
Street price$429
Power45 W
Performance per dollar11.62
Released2023

Specifications

BrandZephyra
ModelZephyra MB-6658 Ultra
SocketAM5
ChipsetX670E
Form factorATX
Memory4× DDR5 DIMM, up to 192 GB
Max memory speedDDR5-6400+ (OC)
Primary x16 slotPCIe 5.0 x16
M.2 slots4 total, 2× PCIe 5.0 x4
Rear USB-C1× USB 3.2 Gen 2x2 20Gbps (Type-C)
Ethernet2.5GbE
WirelessWi-Fi 6E (802.11ax, 6 GHz) + Bluetooth 5.3
OverclockingCPU + memory
VRM20+2+2 phases, 80 A stages
BIOSDual UEFI, BIOS flashback button

Related guides

PCIe Lanes ExplainedM.2 SSD Sizes and KeysAMD AM5 SocketAMD AM5 Chipsets ComparedDDR5 Memory ExplainedPCIe 5.0 Explained

Similar Motherboards

ModelBenchmarkPriceCompare
Novexa MB-8703 Max B650E ATX Wi-Fi 7 Motherboard4,866$529Compare
Novexa MB-6464 Ti A620 ATX Motherboard1,726$69Compare
Kyndral MB-3350 Ultra B550 Mini-ITX Motherboard2,905$129Compare
Kyndral MB-8587 Max B550 ATX Wi-Fi 6 Motherboard3,156$179Compare
Halcyra MB-9195 Prime B550 Micro-ATX Wi-Fi 6E Motherboard3,508$279Compare
Zephyra MB-8740 Ti X570 Mini-ITX Wi-Fi 6 Motherboard4,776$499Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Zephyra MB-6658 Ultra X670E ATX Wi-Fi 6E Motherboard”, https://vextor7.com/item/2223726 (accessed 2026-10-25).