Hardware Spec Index

Veltrix PX-3940 Ti USB4 40Gbps NVMe Enclosure

PCIe Cards & NVMe Enclosures · Veltrix · SKU PX3940-TI · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index3,222 (PCIe Cards & NVMe Enclosures scale)
Category rank#48,901
Street price$149
Power8 W
Performance per dollar21.62
Released2023

Specifications

BrandVeltrix
ModelVeltrix PX-3940 Ti
TypeUSB4 40Gbps NVMe Enclosure
Host interfaceUSB4 (40Gbps), Thunderbolt 3/4 compatible
ThroughputUp to 3,800 MB/s
Drive supportM.2 NVMe 2230 / 2242 / 2260 / 2280
CoolingAluminum shell, thermal pad
Bus powerYes (bus-powered)
CompatibilityWindows, macOS, Linux; UASP

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Cite this page: Hardware Spec Index, “Veltrix PX-3940 Ti USB4 40Gbps NVMe Enclosure”, https://vextor7.com/item/4601032 (accessed 2026-10-20).