Altrix PX-8643 SE PCIe 4.0 x16 Riser Cable
PCIe Cards & NVMe Enclosures · Altrix · SKU PX8643-SE · Released 2022 · Updated 2026-10-23
Key facts
| Benchmark index | 4,313 (PCIe Cards & NVMe Enclosures scale) |
|---|---|
| Category rank | #23,909 |
| Street price | $249 |
| Performance per dollar | 17.32 |
| Released | 2022 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix PX-8643 SE |
| 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 |
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| Tessarix PX-2684 Max Quad M.2 PCIe 4.0 x16 Card | 3,570 | $159 | Compare |
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| Strivon PX-4157 Ultra Quad M.2 PCIe 4.0 x16 Card | 3,845 | $219 | Compare |
| Tessarix PX-9125 SE Quad M.2 PCIe 4.0 x16 Card | 4,079 | $199 | Compare |
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Cite this page: Hardware Spec Index, “Altrix PX-8643 SE PCIe 4.0 x16 Riser Cable”, https://vextor7.com/item/69011277 (accessed 2026-10-23).