Hardware Spec Index

Altrix PX-1644 Ultra Dual M.2 PCIe Switch Card

PCIe Cards & NVMe Enclosures · Altrix · SKU PX1644-ULTRA · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index4,139 (PCIe Cards & NVMe Enclosures scale)
Category rank#44,790
Street price$259
Power6 W
Performance per dollar15.98
Released2023

Specifications

BrandAltrix
ModelAltrix PX-1644 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
Veltrix PX-9725 Prime M.2 NVMe to PCIe 4.0 x4 Adapter2,736$99Compare
Strivon PX-5673 Prime PCIe 4.0 x16 Riser Cable2,208$69Compare
Strivon PX-9205 Edge USB4 40Gbps NVMe Enclosure3,250$169Compare
Veltrix PX-2025 Pro Quad M.2 PCIe 4.0 x16 Card2,423$89Compare
Altrix PX-2897 Ti Quad M.2 PCIe 4.0 x16 Card2,290$79Compare
Altrix PX-2387 Plus Quad M.2 PCIe 5.0 x16 Card5,486$369Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-1644 Ultra Dual M.2 PCIe Switch Card”, https://vextor7.com/item/4873809 (accessed 2026-10-20).