Hardware Spec Index

Altrix PX-9985 Plus M.2 NVMe to PCIe 4.0 x4 Adapter

PCIe Cards & NVMe Enclosures · Altrix · SKU PX9985-PLUS · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index1,962 (PCIe Cards & NVMe Enclosures scale)
Category rank#37,822
Street price$59
Power6 W
Performance per dollar33.25
Released2019

Specifications

BrandAltrix
ModelAltrix PX-9985 Plus
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-4907 XT Dual M.2 PCIe Switch Card4,335$249Compare
Altrix PX-3012 Ti M.2 NVMe to PCIe 4.0 x4 Adapter759$19Compare
Altrix PX-4125 Ultra USB4 40Gbps NVMe Enclosure5,225$329Compare
Altrix PX-3361 Max M.2 NVMe to PCIe 4.0 x4 Adapter1,474$39Compare
Altrix PX-4754 Ultra USB 3.2 Gen 2x2 NVMe Enclosure2,044$59Compare
Veltrix PX-2295 Plus PCIe 4.0 x16 Riser Cable1,801$49Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-9985 Plus M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/4653473 (accessed 2026-10-23).