Hardware Spec Index

Kyndral MB-3145 Ultra B550 ATX Motherboard

Motherboards · Kyndral · SKU MB3145-ULTRA · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index1,975 (Motherboards scale)
Category rank#10,844
Street price$69
Power18 W
Performance per dollar28.62
Released2021

Specifications

BrandKyndral
ModelKyndral MB-3145 Ultra
SocketAM4
ChipsetB550
Form factorATX
Memory2× DDR4 DIMM, up to 64 GB
Max memory speedDDR4-4800+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots3 total
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet2.5GbE
WirelessNone
OverclockingCPU + memory
VRM11+1+1 phases, 50 A stages
BIOSUEFI

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Cite this page: Hardware Spec Index, “Kyndral MB-3145 Ultra B550 ATX Motherboard”, https://vextor7.com/item/5965047 (accessed 2026-10-24).