Hardware Spec Index

Tessarix PX-6838 Prime USB4 40Gbps NVMe Enclosure

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX6838-PRIME · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index3,107 (PCIe Cards & NVMe Enclosures scale)
Category rank#23,081
Street price$139
Power8 W
Performance per dollar22.35
Released2026

Specifications

BrandTessarix
ModelTessarix PX-6838 Prime
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
Strivon PX-7617 Core PCIe 4.0 x16 Riser Cable3,128$129Compare
Strivon PX-4179 Edge PCIe 4.0 x16 Riser Cable2,377$69Compare
Tessarix PX-7804 XT PCIe 4.0 x16 Riser Cable1,887$59Compare
Altrix PX-3489 Max M.2 NVMe to PCIe 4.0 x4 Adapter909$19Compare
Tessarix PX-5997 Pro PCIe 5.0 x16 Riser Cable1,734$59Compare
Altrix PX-9181 Prime M.2 NVMe to PCIe 4.0 x4 Adapter958$19Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-6838 Prime USB4 40Gbps NVMe Enclosure”, https://vextor7.com/item/97057192 (accessed 2026-10-24).