Hardware Spec Index

Altrix PX-1421 Prime M.2 NVMe to PCIe 4.0 x4 Adapter

PCIe Cards & NVMe Enclosures · Altrix · SKU PX1421-PRIME · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index3,037 (PCIe Cards & NVMe Enclosures scale)
Category rank#3,044
Street price$119
Power6 W
Performance per dollar25.52
Released2021

Specifications

BrandAltrix
ModelAltrix PX-1421 Prime
TypeM.2 NVMe to PCIe 4.0 x4 Adapter
Host interfacePCIe 4.0 x4 (passive)
ThroughputUp to 7,500 MB/s (drive-limited)
Drive supportM.2 NVMe 2230 / 2242 / 2260 / 2280
CoolingPassive heatsink
Bus powerSlot-powered
CompatibilityUEFI boot supported; check slot bifurcation

Related guides

NVMe SSDs ExplainedPCIe Lanes ExplainedUSB4 ExplainedThunderbolt 5 ExplainedPCIe 5.0 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Tessarix PX-9975 Ti Quad M.2 PCIe 4.0 x16 Card5,600$399Compare
Veltrix PX-2905 Max M.2 NVMe to PCIe 4.0 x4 Adapter1,240$29Compare
Strivon PX-5470 SE USB 3.2 Gen 2 NVMe Enclosure4,958$299Compare
Tessarix PX-2404 Pro M.2 NVMe to PCIe 4.0 x4 Adapter1,147$29Compare
Tessarix PX-5841 Core PCIe 4.0 x16 Riser Cable2,085$69Compare
Altrix PX-6780 SE USB 3.2 Gen 2 NVMe Enclosure2,217$79Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-1421 Prime M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/1269934 (accessed 2026-10-21).