Hardware Spec Index

Tessarix PX-8643 XT Thunderbolt 5 NVMe Enclosure

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX8643-XT · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index3,757 (PCIe Cards & NVMe Enclosures scale)
Category rank#27,373
Street price$209
Power8 W
Performance per dollar17.98
Released2026

Specifications

BrandTessarix
ModelTessarix PX-8643 XT
TypeThunderbolt 5 NVMe Enclosure
Host interfaceThunderbolt 5 (80Gbps), USB4 compatible
ThroughputUp to 6,000 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 ExplainedThunderbolt 5 ExplainedM.2 SSD Sizes and KeysPCIe Lanes ExplainedUSB4 ExplainedPCIe 5.0 Explained

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Cite this page: Hardware Spec Index, “Tessarix PX-8643 XT Thunderbolt 5 NVMe Enclosure”, https://vextor7.com/item/7992183 (accessed 2026-10-19).