Hardware Spec Index

Altrix PX-9771 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter

PCIe Cards & NVMe Enclosures · Altrix · SKU PX9771-ULTRA · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index1,018 (PCIe Cards & NVMe Enclosures scale)
Category rank#28,272
Street price$29
Power6 W
Performance per dollar35.10
Released2026

Specifications

BrandAltrix
ModelAltrix PX-9771 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
Veltrix PX-3781 XT Dual M.2 PCIe Switch Card4,512$289Compare
Altrix PX-5138 Ultra USB 3.2 Gen 2 NVMe Enclosure4,276$249Compare
Tessarix PX-3757 Ultra USB 3.2 Gen 2x2 NVMe Enclosure4,290$199Compare
Altrix PX-6037 XT Quad M.2 PCIe 4.0 x16 Card3,932$179Compare
Veltrix PX-5181 Ti USB 3.2 Gen 2 NVMe Enclosure1,511$39Compare
Strivon PX-7716 Ultra PCIe 4.0 x16 Riser Cable1,682$39Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-9771 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/3230717 (accessed 2026-10-22).