Hardware Spec Index

Kyndral MB-9391 Ultra X570 Mini-ITX Wi-Fi 6 Motherboard

Motherboards · Kyndral · SKU MB9391-ULTRA · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index3,879 (Motherboards scale)
Category rank#5,541
Street price$309
Power36 W
Performance per dollar12.55
Released2019

Specifications

BrandKyndral
ModelKyndral MB-9391 Ultra
SocketAM4
ChipsetX570
Form factorMini-ITX
Memory2× DDR4 DIMM, up to 64 GB
Max memory speedDDR4-4800+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots2 total
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet1GbE
WirelessWi-Fi 6 (802.11ax) + Bluetooth 5.2
OverclockingCPU + memory
VRM17+2+1 phases, 70 A stages
BIOSDual UEFI, BIOS flashback button

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Cite this page: Hardware Spec Index, “Kyndral MB-9391 Ultra X570 Mini-ITX Wi-Fi 6 Motherboard”, https://vextor7.com/item/983029 (accessed 2026-10-22).