Hardware Spec Index

Kyndral MB-3987 SE X870 Mini-ITX Wi-Fi 7 Motherboard

Motherboards · Kyndral · SKU MB3987-SE · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index5,810 (Motherboards scale)
Category rank#35,341
Street price$679
Power55 W
Performance per dollar8.56
Released2025

Specifications

BrandKyndral
ModelKyndral MB-3987 SE
SocketAM5
ChipsetX870
Form factorMini-ITX
Memory2× DDR5 DIMM, up to 128 GB
Max memory speedDDR5-8000+ (OC)
Primary x16 slotPCIe 5.0 x16
M.2 slots2 total, 1× PCIe 5.0 x4
Rear USB-C2× USB4 40Gbps (Type-C)
Ethernet10GbE + 2.5GbE
WirelessWi-Fi 7 (802.11be, 320 MHz) + Bluetooth 5.4
OverclockingCPU + memory
VRM24+2+2 phases, 90 A stages
BIOSDual UEFI, BIOS flashback button

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Cite this page: Hardware Spec Index, “Kyndral MB-3987 SE X870 Mini-ITX Wi-Fi 7 Motherboard”, https://vextor7.com/item/16628617 (accessed 2026-10-20).