Hardware Spec Index

Tessarix PX-8684 Ultra USB4 40Gbps NVMe Enclosure

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX8684-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index4,561 (PCIe Cards & NVMe Enclosures scale)
Category rank#18,140
Street price$299
Power8 W
Performance per dollar15.25
Released2024

Specifications

BrandTessarix
ModelTessarix PX-8684 Ultra
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-9439 Prime PCIe 5.0 x16 Riser Cable2,216$69Compare
Strivon PX-8455 Ti USB 3.2 Gen 2 NVMe Enclosure788$19Compare
Tessarix PX-2903 Max M.2 NVMe to PCIe 4.0 x4 Adapter1,420$39Compare
Altrix PX-4772 Max M.2 NVMe to PCIe 4.0 x4 Adapter3,697$179Compare
Strivon PX-3406 Ultra PCIe 4.0 x16 Riser Cable1,339$39Compare
Tessarix PX-8529 Ti USB 3.2 Gen 2x2 NVMe Enclosure2,501$99Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-8684 Ultra USB4 40Gbps NVMe Enclosure”, https://vextor7.com/item/577436 (accessed 2026-10-19).