Hardware Spec Index

Altrix PX-5478 Pro M.2 NVMe to PCIe 4.0 x4 Adapter

PCIe Cards & NVMe Enclosures · Altrix · SKU PX5478-PRO · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index1,888 (PCIe Cards & NVMe Enclosures scale)
Category rank#41,390
Street price$49
Power6 W
Performance per dollar38.53
Released2021

Specifications

BrandAltrix
ModelAltrix PX-5478 Pro
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

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Cite this page: Hardware Spec Index, “Altrix PX-5478 Pro M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/62949395 (accessed 2026-10-25).