Hardware Spec Index

Altrix PX-8491 Pro USB 3.2 Gen 2 NVMe Enclosure

PCIe Cards & NVMe Enclosures · Altrix · SKU PX8491-PRO · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index4,874 (PCIe Cards & NVMe Enclosures scale)
Category rank#34,247
Street price$319
Power8 W
Performance per dollar15.28
Released2019

Specifications

BrandAltrix
ModelAltrix PX-8491 Pro
TypeUSB 3.2 Gen 2 NVMe Enclosure
Host interfaceUSB 3.2 Gen 2 (10Gbps), USB-C
ThroughputUp to 1,050 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 ExplainedM.2 SSD Sizes and KeysPCIe Lanes ExplainedUSB4 ExplainedThunderbolt 5 ExplainedPCIe 5.0 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Strivon PX-2438 Ti Quad M.2 PCIe 4.0 x16 Card5,188$339Compare
Veltrix PX-4041 Edge USB 3.2 Gen 2x2 NVMe Enclosure3,702$229Compare
Veltrix PX-8278 Core PCIe 5.0 x16 Riser Cable2,812$109Compare
Altrix PX-6452 Plus M.2 NVMe to PCIe 4.0 x4 Adapter1,490$39Compare
Tessarix PX-2620 Edge Dual M.2 PCIe Switch Card4,818$259Compare
Altrix PX-1615 Max Quad M.2 PCIe 4.0 x16 Card4,649$329Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-8491 Pro USB 3.2 Gen 2 NVMe Enclosure”, https://vextor7.com/item/7994699 (accessed 2026-10-21).