Tessarix PX-8451 Prime USB4 40Gbps NVMe Enclosure

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX8451-PRIME · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index	4,256 (PCIe Cards & NVMe Enclosures scale)
Category rank	#23,433
Street price	$249
Power	8 W
Performance per dollar	17.09
Released	2024

Brand	Tessarix
Model	Tessarix PX-8451 Prime
Type	USB4 40Gbps NVMe Enclosure
Host interface	USB4 (40Gbps), Thunderbolt 3/4 compatible
Throughput	Up to 3,800 MB/s
Drive support	M.2 NVMe 2230 / 2242 / 2260 / 2280
Cooling	Aluminum shell, thermal pad
Bus power	Yes (bus-powered)
Compatibility	Windows, macOS, Linux; UASP

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Cite this page: Hardware Spec Index, “Tessarix PX-8451 Prime USB4 40Gbps NVMe Enclosure”, https://vextor7.com/item/4225091 (accessed 2026-10-25).