Hardware Spec Index

Kyndral MB-3866 XT X670E ATX Wi-Fi 6E Motherboard

Motherboards · Kyndral · SKU MB3866-XT · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index4,391 (Motherboards scale)
Category rank#34,943
Street price$409
Power42 W
Performance per dollar10.74
Released2022

Specifications

BrandKyndral
ModelKyndral MB-3866 XT
SocketAM5
ChipsetX670E
Form factorATX
Memory4× DDR5 DIMM, up to 192 GB
Max memory speedDDR5-6400+ (OC)
Primary x16 slotPCIe 5.0 x16
M.2 slots5 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
VRM19+2+1 phases, 110 A stages
BIOSDual UEFI, BIOS flashback button

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Cite this page: Hardware Spec Index, “Kyndral MB-3866 XT X670E ATX Wi-Fi 6E Motherboard”, https://vextor7.com/item/6310405 (accessed 2026-10-25).