Hardware Spec Index

Tessarix PX-4991 Pro PCIe 4.0 x16 Riser Cable

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX4991-PRO · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index1,006 (PCIe Cards & NVMe Enclosures scale)
Category rank#39,498
Street price$29
Performance per dollar34.69
Released2026

Specifications

BrandTessarix
ModelTessarix PX-4991 Pro
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-4991 Pro PCIe 4.0 x16 Riser Cable”, https://vextor7.com/item/21783137 (accessed 2026-10-25).