Hardware Spec Index

Kyndral MB-4640 XT B650 ATX Motherboard

Motherboards · Kyndral · SKU MB4640-XT · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index2,591 (Motherboards scale)
Category rank#22,601
Street price$149
Power26 W
Performance per dollar17.39
Released2024

Specifications

BrandKyndral
ModelKyndral MB-4640 XT
SocketAM5
ChipsetB650
Form factorATX
Memory4× DDR5 DIMM, up to 256 GB
Max memory speedDDR5-6400+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots5 total, 1× PCIe 5.0 x4
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet2.5GbE
WirelessNone
OverclockingCPU + memory
VRM14+1+1 phases, 50 A stages
BIOSUEFI

Related guides

PCIe Lanes ExplainedM.2 SSD Sizes and KeysAMD AM5 SocketAMD AM5 Chipsets ComparedDDR5 Memory ExplainedPCIe 5.0 Explained

Similar Motherboards

ModelBenchmarkPriceCompare
Novexa MB-9411 Ti B550 E-ATX Wi-Fi 6 Motherboard3,542$239Compare
Novexa MB-6213 SE X570 Micro-ATX Wi-Fi 6 Motherboard4,362$459Compare
Zephyra MB-9323 Ti Z790 Micro-ATX Wi-Fi 7 Motherboard5,900$699Compare
Orbita MB-7519 Plus B650 Micro-ATX Wi-Fi 6E Motherboard3,430$249Compare
Kyndral MB-5030 Plus X570 Micro-ATX Wi-Fi 6 Motherboard5,485$699Compare
Novexa MB-6316 Max B550 ATX Wi-Fi 6E Motherboard3,478$239Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Kyndral MB-4640 XT B650 ATX Motherboard”, https://vextor7.com/item/51313232 (accessed 2026-10-25).