Hardware Spec Index

Zephyra MB-4975 Ultra Z790 ATX DDR4 Wi-Fi 6E Motherboard

Motherboards · Zephyra · SKU MB4975-ULTRA · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index5,364 (Motherboards scale)
Category rank#4,311
Street price$489
Power49 W
Performance per dollar10.97
Released2023

Specifications

BrandZephyra
ModelZephyra MB-4975 Ultra
SocketLGA1700
ChipsetZ790
Form factorATX
Memory4× DDR4 DIMM, up to 128 GB
Max memory speedDDR4-4800+ (OC)
Primary x16 slotPCIe 5.0 x16
M.2 slots2 total, 1× PCIe 5.0 x4
Rear USB-C1× USB 3.2 Gen 2x2 20Gbps (Type-C)
Ethernet10GbE + 2.5GbE
WirelessWi-Fi 6E (802.11ax, 6 GHz) + Bluetooth 5.3
OverclockingCPU + memory
VRM22+2+2 phases, 90 A stages
BIOSDual UEFI, BIOS flashback button

Related guides

PCIe Lanes ExplainedM.2 SSD Sizes and KeysIntel LGA1700 SocketPCIe 5.0 ExplainedWi-Fi 6E Explained2.5GbE, 5GbE and 10GbE Networking

Similar Motherboards

ModelBenchmarkPriceCompare
Kyndral MB-9876 Plus B650 Mini-ITX Wi-Fi 7 Motherboard4,129$279Compare
Halcyra MB-9072 Max B650 ATX Motherboard2,705$129Compare
Novexa MB-4383 XT X570 Micro-ATX Motherboard2,058$89Compare
Kyndral MB-2438 Prime Z790 Mini-ITX Wi-Fi 6E Motherboard5,672$579Compare
Novexa MB-4392 Ti Z890 E-ATX Wi-Fi 7 Motherboard4,670$399Compare
Halcyra MB-1262 Core B550 Mini-ITX Motherboard2,522$129Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Zephyra MB-4975 Ultra Z790 ATX DDR4 Wi-Fi 6E Motherboard”, https://vextor7.com/item/2900487 (accessed 2026-10-22).