Hardware Spec Index

Kyndral MB-3990 Core A620 Mini-ITX Motherboard

Motherboards · Kyndral · SKU MB3990-CORE · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index2,223 (Motherboards scale)
Category rank#29,300
Street price$99
Power21 W
Performance per dollar22.45
Released2023

Specifications

BrandKyndral
ModelKyndral MB-3990 Core
SocketAM5
ChipsetA620
Form factorMini-ITX
Memory2× DDR5 DIMM, up to 96 GB
Max memory speedDDR5-6400+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots2 total
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet2.5GbE
WirelessNone
OverclockingMemory only
VRM12+1+1 phases, 60 A stages
BIOSUEFI

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Cite this page: Hardware Spec Index, “Kyndral MB-3990 Core A620 Mini-ITX Motherboard”, https://vextor7.com/item/80249028 (accessed 2026-10-19).