Hardware Spec Index

Altrix PX-3965 Ultra Dual M.2 PCIe Switch Card

PCIe Cards & NVMe Enclosures · Altrix · SKU PX3965-ULTRA · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index4,062 (PCIe Cards & NVMe Enclosures scale)
Category rank#9,704
Street price$209
Power6 W
Performance per dollar19.44
Released2025

Specifications

BrandAltrix
ModelAltrix PX-3965 Ultra
TypeDual M.2 PCIe Switch Card
Host interfacePCIe 4.0 x8 with onboard PCIe switch (no bifurcation needed)
ThroughputUp to 14,000 MB/s aggregate
Drive supportM.2 NVMe 2230 / 2242 / 2260 / 2280
CoolingHeatsink + 40 mm fan
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
Strivon PX-4188 Pro Dual M.2 PCIe Switch Card5,167$339Compare
Altrix PX-4768 XT M.2 NVMe to PCIe 4.0 x4 Adapter850$19Compare
Tessarix PX-3164 Ti USB 3.2 Gen 2x2 NVMe Enclosure4,620$269Compare
Altrix PX-6761 SE M.2 NVMe to PCIe 4.0 x4 Adapter3,571$179Compare
Veltrix PX-2905 Plus PCIe 4.0 x16 Riser Cable3,152$119Compare
Veltrix PX-9685 Max Quad M.2 PCIe 5.0 x16 Card4,693$319Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-3965 Ultra Dual M.2 PCIe Switch Card”, https://vextor7.com/item/41586499 (accessed 2026-10-26).