Hardware Spec Index

Altrix PX-4343 Ultra Quad M.2 PCIe 4.0 x16 Card

PCIe Cards & NVMe Enclosures · Altrix · SKU PX4343-ULTRA · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index4,642 (PCIe Cards & NVMe Enclosures scale)
Category rank#47,252
Street price$309
Power12 W
Performance per dollar15.02
Released2020

Specifications

BrandAltrix
ModelAltrix PX-4343 Ultra
TypeQuad M.2 PCIe 4.0 x16 Card
Host interfacePCIe 4.0 x16, requires x4/x4/x4/x4 bifurcation
Throughput4× ~7,000 MB/s
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 ExplainedPCIe 4.0 vs PCIe 5.0USB4 ExplainedThunderbolt 5 ExplainedPCIe 5.0 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Altrix PX-8918 Edge USB4 40Gbps NVMe Enclosure3,572$169Compare
Altrix PX-3323 Max USB 3.2 Gen 2x2 NVMe Enclosure1,113$29Compare
Tessarix PX-8549 SE M.2 NVMe to PCIe 4.0 x4 Adapter3,868$209Compare
Tessarix PX-1296 Pro Thunderbolt 5 NVMe Enclosure5,487$399Compare
Altrix PX-1831 Ultra Dual M.2 PCIe Switch Card5,600$379Compare
Tessarix PX-5986 Edge USB 3.2 Gen 2 NVMe Enclosure1,910$59Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-4343 Ultra Quad M.2 PCIe 4.0 x16 Card”, https://vextor7.com/item/5207327 (accessed 2026-10-22).