Hardware Spec Index

Tessarix PX-4921 Ultra PCIe 4.0 x16 Riser Cable

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX4921-ULTRA · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index674 (PCIe Cards & NVMe Enclosures scale)
Category rank#7,303
Street price$19
Performance per dollar35.47
Released2025

Specifications

BrandTessarix
ModelTessarix PX-4921 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-4921 Ultra PCIe 4.0 x16 Riser Cable”, https://vextor7.com/item/18339643 (accessed 2026-10-21).