Hardware Spec Index

Altrix PX-4791 Plus Quad M.2 PCIe 5.0 x16 Card

PCIe Cards & NVMe Enclosures · Altrix · SKU PX4791-PLUS · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index4,906 (PCIe Cards & NVMe Enclosures scale)
Category rank#34,432
Street price$329
Power12 W
Performance per dollar14.91
Released2025

Specifications

BrandAltrix
ModelAltrix PX-4791 Plus
TypeQuad M.2 PCIe 5.0 x16 Card
Host interfacePCIe 5.0 x16, requires x4/x4/x4/x4 bifurcation
Throughput4× ~14,000 MB/s
Drive supportM.2 NVMe 2230 / 2242 / 2260 / 2280
CoolingHeatsink + 40 mm fan
Bus powerSlot-powered
CompatibilityUEFI boot supported; check slot bifurcation

Related guides

NVMe SSDs ExplainedPCIe Lanes ExplainedPCIe 5.0 ExplainedUSB4 ExplainedThunderbolt 5 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Altrix PX-2489 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter1,717$49Compare
Strivon PX-2753 SE M.2 NVMe to PCIe 4.0 x4 Adapter3,781$199Compare
Altrix PX-4506 Ti USB 3.2 Gen 2x2 NVMe Enclosure2,938$109Compare
Strivon PX-8470 Edge USB4 40Gbps NVMe Enclosure5,117$319Compare
Tessarix PX-2527 SE M.2 NVMe to PCIe 4.0 x4 Adapter2,738$109Compare
Altrix PX-8463 Pro PCIe 4.0 x16 Riser Cable1,879$69Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-4791 Plus Quad M.2 PCIe 5.0 x16 Card”, https://vextor7.com/item/91303082 (accessed 2026-10-25).