Hardware Spec Index

Tessarix PX-8631 SE USB4 40Gbps NVMe Enclosure

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX8631-SE · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index4,331 (PCIe Cards & NVMe Enclosures scale)
Category rank#13,058
Street price$289
Power8 W
Performance per dollar14.99
Released2022

Specifications

BrandTessarix
ModelTessarix PX-8631 SE
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

Related guides

NVMe SSDs ExplainedUSB4 ExplainedM.2 SSD Sizes and KeysPCIe Lanes ExplainedThunderbolt 5 ExplainedPCIe 5.0 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Veltrix PX-3199 SE USB 3.2 Gen 2 NVMe Enclosure1,017$29Compare
Tessarix PX-9819 Plus USB 3.2 Gen 2x2 NVMe Enclosure1,361$39Compare
Strivon PX-5381 Plus USB 3.2 Gen 2 NVMe Enclosure4,272$209Compare
Strivon PX-2161 Ti Quad M.2 PCIe 5.0 x16 Card5,177$379Compare
Altrix PX-2125 Ultra USB 3.2 Gen 2 NVMe Enclosure1,118$29Compare
Tessarix PX-3613 Pro Dual M.2 PCIe Switch Card3,691$159Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-8631 SE USB4 40Gbps NVMe Enclosure”, https://vextor7.com/item/6567392 (accessed 2026-10-22).