Hardware Spec Index

Tessarix PX-6391 Max Quad M.2 PCIe 5.0 x16 Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX6391-MAX · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index4,982 (PCIe Cards & NVMe Enclosures scale)
Category rank#7,559
Street price$329
Power12 W
Performance per dollar15.14
Released2026

Specifications

BrandTessarix
ModelTessarix PX-6391 Max
TypeQuad M.2 PCIe 5.0 x16 Card
Host interfacePCIe 5.0 x16, requires x4/x4/x4/x4 bifurcation
Throughput4× ~14,000 MB/s
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 ExplainedPCIe 5.0 ExplainedUSB4 ExplainedThunderbolt 5 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Strivon PX-4308 Plus Dual M.2 PCIe Switch Card3,364$179Compare
Altrix PX-3644 Prime USB4 40Gbps NVMe Enclosure3,505$169Compare
Veltrix PX-2960 Core Quad M.2 PCIe 5.0 x16 Card5,600$399Compare
Veltrix PX-9504 Edge PCIe 5.0 x16 Riser Cable2,446$89Compare
Veltrix PX-9652 Ti Quad M.2 PCIe 4.0 x16 Card2,184$89Compare
Tessarix PX-9121 XT PCIe 4.0 x16 Riser Cable2,499$89Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-6391 Max Quad M.2 PCIe 5.0 x16 Card”, https://vextor7.com/item/636274 (accessed 2026-10-25).