Hardware Spec Index

Altrix PX-3945 Max Quad M.2 PCIe 5.0 x16 Card

PCIe Cards & NVMe Enclosures · Altrix · SKU PX3945-MAX · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index4,807 (PCIe Cards & NVMe Enclosures scale)
Category rank#49,451
Street price$299
Power12 W
Performance per dollar16.08
Released2024

Specifications

BrandAltrix
ModelAltrix PX-3945 Max
TypeQuad M.2 PCIe 5.0 x16 Card
Host interfacePCIe 5.0 x16, requires x4/x4/x4/x4 bifurcation
Throughput4× ~14,000 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 5.0 ExplainedUSB4 ExplainedThunderbolt 5 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Altrix PX-4566 Ultra PCIe 4.0 x16 Riser Cable1,084$19Compare
Tessarix PX-8818 Plus USB4 40Gbps NVMe Enclosure3,869$249Compare
Tessarix PX-6950 Ultra USB 3.2 Gen 2 NVMe Enclosure2,299$79Compare
Altrix PX-6405 XT Dual M.2 PCIe Switch Card4,398$259Compare
Tessarix PX-7596 Pro Quad M.2 PCIe 5.0 x16 Card5,333$399Compare
Altrix PX-4806 SE USB 3.2 Gen 2 NVMe Enclosure1,701$49Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-3945 Max Quad M.2 PCIe 5.0 x16 Card”, https://vextor7.com/item/6300401 (accessed 2026-10-23).