Hardware Spec Index

Altrix PX-3651 Ultra Dual M.2 PCIe Switch Card

PCIe Cards & NVMe Enclosures · Altrix · SKU PX3651-ULTRA · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index4,864 (PCIe Cards & NVMe Enclosures scale)
Category rank#11,840
Street price$299
Power6 W
Performance per dollar16.27
Released2021

Specifications

BrandAltrix
ModelAltrix PX-3651 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
CoolingPassive heatsink
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-2611 Prime Dual M.2 PCIe Switch Card4,934$299Compare
Veltrix PX-1247 Edge M.2 NVMe to PCIe 4.0 x4 Adapter4,690$309Compare
Tessarix PX-7307 Edge Dual M.2 PCIe Switch Card4,483$229Compare
Strivon PX-6334 Max Quad M.2 PCIe 5.0 x16 Card4,421$219Compare
Altrix PX-1501 Edge M.2 NVMe to PCIe 4.0 x4 Adapter1,391$39Compare
Altrix PX-7014 Ti Quad M.2 PCIe 4.0 x16 Card4,462$219Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-3651 Ultra Dual M.2 PCIe Switch Card”, https://vextor7.com/item/6136934 (accessed 2026-10-19).