Hardware Spec Index

Altrix PX-1951 SE Quad M.2 PCIe 4.0 x16 Card

PCIe Cards & NVMe Enclosures · Altrix · SKU PX1951-SE · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index4,197 (PCIe Cards & NVMe Enclosures scale)
Category rank#4,949
Street price$249
Power12 W
Performance per dollar16.86
Released2021

Specifications

BrandAltrix
ModelAltrix PX-1951 SE
TypeQuad M.2 PCIe 4.0 x16 Card
Host interfacePCIe 4.0 x16, requires x4/x4/x4/x4 bifurcation
Throughput4× ~7,000 MB/s
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 ExplainedPCIe 4.0 vs PCIe 5.0USB4 ExplainedThunderbolt 5 ExplainedPCIe 5.0 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Tessarix PX-9944 SE USB 3.2 Gen 2 NVMe Enclosure4,028$219Compare
Tessarix PX-8728 XT M.2 NVMe to PCIe 4.0 x4 Adapter1,902$49Compare
Altrix PX-7997 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter1,719$49Compare
Altrix PX-2178 Pro Dual M.2 PCIe Switch Card5,167$319Compare
Altrix PX-5900 Pro M.2 NVMe to PCIe 4.0 x4 Adapter2,338$89Compare
Veltrix PX-8300 Edge USB 3.2 Gen 2 NVMe Enclosure3,448$179Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-1951 SE Quad M.2 PCIe 4.0 x16 Card”, https://vextor7.com/item/9446404 (accessed 2026-10-25).