Hardware Spec Index

Zephyra MB-3998 XT X670E Micro-ATX Wi-Fi 7 Motherboard

Motherboards · Zephyra · SKU MB3998-XT · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index5,782 (Motherboards scale)
Category rank#22,753
Street price$609
Power52 W
Performance per dollar9.49
Released2025

Specifications

BrandZephyra
ModelZephyra MB-3998 XT
SocketAM5
ChipsetX670E
Form factorMicro-ATX
Memory4× DDR5 DIMM, up to 256 GB
Max memory speedDDR5-8000+ (OC)
Primary x16 slotPCIe 5.0 x16
M.2 slots2 total, 2× PCIe 5.0 x4
Rear USB-C1× USB 3.2 Gen 2x2 20Gbps (Type-C)
Ethernet10GbE + 2.5GbE
WirelessWi-Fi 7 (802.11be, 320 MHz) + Bluetooth 5.4
OverclockingCPU + memory
VRM23+2+2 phases, 110 A stages
BIOSDual UEFI, BIOS flashback button

Related guides

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Cite this page: Hardware Spec Index, “Zephyra MB-3998 XT X670E Micro-ATX Wi-Fi 7 Motherboard”, https://vextor7.com/item/744577 (accessed 2026-10-20).