Tessarix PX-4255 Pro M.2 NVMe to PCIe 4.0 x4 Adapter
PCIe Cards & NVMe Enclosures · Tessarix · SKU PX4255-PRO · Released 2020 · Updated 2026-10-21
Key facts
| Benchmark index | 711 (PCIe Cards & NVMe Enclosures scale) |
|---|---|
| Category rank | #7,639 |
| Street price | $19 |
| Power | 6 W |
| Performance per dollar | 37.42 |
| Released | 2020 |
Specifications
| Brand | Tessarix |
|---|---|
| Model | Tessarix PX-4255 Pro |
| Type | M.2 NVMe to PCIe 4.0 x4 Adapter |
| Host interface | PCIe 4.0 x4 (passive) |
| Throughput | Up to 7,500 MB/s (drive-limited) |
| Drive support | M.2 NVMe 2230 / 2242 / 2260 / 2280 |
| Cooling | Heatsink + 40 mm fan |
| Bus power | Slot-powered |
| Compatibility | UEFI boot supported; check slot bifurcation |
Related guides
Similar PCIe Cards & NVMe Enclosures
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Altrix PX-1441 Pro Quad M.2 PCIe 5.0 x16 Card | 5,600 | $399 | Compare |
| Tessarix PX-8707 SE Dual M.2 PCIe Switch Card | 4,771 | $329 | Compare |
| Tessarix PX-8412 Core PCIe 4.0 x16 Riser Cable | 5,600 | $359 | Compare |
| Veltrix PX-2404 SE Quad M.2 PCIe 4.0 x16 Card | 3,230 | $159 | Compare |
| Strivon PX-2613 XT PCIe 5.0 x16 Riser Cable | 3,193 | $159 | Compare |
| Tessarix PX-8353 Plus USB 3.2 Gen 2 NVMe Enclosure | 3,323 | $149 | Compare |
All PCIe Cards & NVMe Enclosures · JSON
Cite this page: Hardware Spec Index, “Tessarix PX-4255 Pro M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/85533455 (accessed 2026-10-21).