Hardware Spec Index

Altrix PX-4646 Ultra Thunderbolt 5 NVMe Enclosure

PCIe Cards & NVMe Enclosures · Altrix · SKU PX4646-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index5,446 (PCIe Cards & NVMe Enclosures scale)
Category rank#721
Street price$359
Power8 W
Performance per dollar15.17
Released2025

Specifications

BrandAltrix
ModelAltrix PX-4646 Ultra
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

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Cite this page: Hardware Spec Index, “Altrix PX-4646 Ultra Thunderbolt 5 NVMe Enclosure”, https://vextor7.com/item/1503247 (accessed 2026-10-20).