Hardware Spec Index

Altrix PX-5591 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter

PCIe Cards & NVMe Enclosures · Altrix · SKU PX5591-ULTRA · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index979 (PCIe Cards & NVMe Enclosures scale)
Category rank#9,231
Street price$29
Power6 W
Performance per dollar33.76
Released2025

Specifications

BrandAltrix
ModelAltrix PX-5591 Ultra
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
Altrix PX-8686 Max PCIe 5.0 x16 Riser Cable2,086$69Compare
Tessarix PX-7440 Ti USB 3.2 Gen 2x2 NVMe Enclosure2,439$79Compare
Veltrix PX-5268 XT USB 3.2 Gen 2 NVMe Enclosure3,155$159Compare
Strivon PX-7348 Core USB4 40Gbps NVMe Enclosure4,612$329Compare
Strivon PX-5128 Edge USB 3.2 Gen 2 NVMe Enclosure3,922$199Compare
Strivon PX-3185 Plus Quad M.2 PCIe 4.0 x16 Card4,674$259Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-5591 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/659429 (accessed 2026-10-21).