Hardware Spec Index

Altrix PX-3478 XT Dual M.2 PCIe Switch Card

PCIe Cards & NVMe Enclosures · Altrix · SKU PX3478-XT · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index4,332 (PCIe Cards & NVMe Enclosures scale)
Category rank#22,257
Street price$259
Power6 W
Performance per dollar16.73
Released2023

Specifications

BrandAltrix
ModelAltrix PX-3478 XT
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
Tessarix PX-2839 SE PCIe 5.0 x16 Riser Cable4,088$229Compare
Tessarix PX-7948 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter2,337$79Compare
Tessarix PX-8835 Core USB 3.2 Gen 2 NVMe Enclosure664$19Compare
Tessarix PX-5692 SE Dual M.2 PCIe Switch Card5,346$399Compare
Strivon PX-7184 SE PCIe 5.0 x16 Riser Cable3,599$179Compare
Tessarix PX-5864 Plus PCIe 4.0 x16 Riser Cable1,200$29Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-3478 XT Dual M.2 PCIe Switch Card”, https://vextor7.com/item/31491173 (accessed 2026-10-25).