Hardware Spec Index

Tessarix PX-8391 Ultra PCIe 4.0 x16 Riser Cable

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX8391-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index4,390 (PCIe Cards & NVMe Enclosures scale)
Category rank#46,945
Street price$299
Performance per dollar14.68
Released2021

Specifications

BrandTessarix
ModelTessarix PX-8391 Ultra
TypePCIe 4.0 x16 Riser Cable
Host interfacePCIe 4.0 x16, 200 mm shielded
ThroughputFull 16 GT/s per lane
Drive supportn/a
Coolingn/a
Bus powern/a
CompatibilityUEFI boot supported; check slot bifurcation

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Cite this page: Hardware Spec Index, “Tessarix PX-8391 Ultra PCIe 4.0 x16 Riser Cable”, https://vextor7.com/item/7286278 (accessed 2026-10-21).