Hardware Spec Index

Altrix PX-3646 Max M.2 NVMe to PCIe 4.0 x4 Adapter

PCIe Cards & NVMe Enclosures · Altrix · SKU PX3646-MAX · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index1,194 (PCIe Cards & NVMe Enclosures scale)
Category rank#8,430
Street price$29
Power6 W
Performance per dollar41.17
Released2024

Specifications

BrandAltrix
ModelAltrix PX-3646 Max
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
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
Altrix PX-3358 Prime M.2 NVMe to PCIe 4.0 x4 Adapter2,088$69Compare
Veltrix PX-9362 Ti USB 3.2 Gen 2 NVMe Enclosure5,294$399Compare
Veltrix PX-9071 Plus USB 3.2 Gen 2x2 NVMe Enclosure3,449$159Compare
Tessarix PX-5092 Edge USB 3.2 Gen 2x2 NVMe Enclosure3,589$149Compare
Veltrix PX-4773 Pro USB 3.2 Gen 2 NVMe Enclosure2,281$69Compare
Strivon PX-4168 XT Dual M.2 PCIe Switch Card5,133$389Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-3646 Max M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/62814932 (accessed 2026-10-22).