Tessarix PX-8191 Ultra PCIe 4.0 x16 Riser Cable
PCIe Cards & NVMe Enclosures · Tessarix · SKU PX8191-ULTRA · Released 2021 · Updated 2026-10-19
Key facts
| Benchmark index | 3,730 (PCIe Cards & NVMe Enclosures scale) |
|---|---|
| Category rank | #25,722 |
| Street price | $189 |
| Performance per dollar | 19.74 |
| Released | 2021 |
Specifications
| Brand | Tessarix |
|---|---|
| Model | Tessarix PX-8191 Ultra |
| Type | PCIe 4.0 x16 Riser Cable |
| Host interface | PCIe 4.0 x16, 200 mm shielded |
| Throughput | Full 16 GT/s per lane |
| Drive support | n/a |
| Cooling | n/a |
| Bus power | n/a |
| Compatibility | UEFI boot supported; check slot bifurcation |
Related guides
PCIe 4.0 vs PCIe 5.0PCIe Lanes ExplainedNVMe SSDs ExplainedUSB4 ExplainedThunderbolt 5 ExplainedPCIe 5.0 Explained
Similar PCIe Cards & NVMe Enclosures
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Veltrix PX-5275 Pro Quad M.2 PCIe 4.0 x16 Card | 5,491 | $339 | Compare |
| Strivon PX-3142 Plus PCIe 4.0 x16 Riser Cable | 2,909 | $119 | Compare |
| Veltrix PX-2547 Pro Thunderbolt 5 NVMe Enclosure | 4,713 | $299 | Compare |
| Strivon PX-3958 Max Dual M.2 PCIe Switch Card | 4,944 | $329 | Compare |
| Altrix PX-9681 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter | 3,444 | $179 | Compare |
| Altrix PX-2853 Ti USB4 40Gbps NVMe Enclosure | 4,065 | $269 | Compare |
All PCIe Cards & NVMe Enclosures · JSON
Cite this page: Hardware Spec Index, “Tessarix PX-8191 Ultra PCIe 4.0 x16 Riser Cable”, https://vextor7.com/item/6005877 (accessed 2026-10-19).