Tessarix PX-8656 XT USB4 40Gbps NVMe Enclosure
PCIe Cards & NVMe Enclosures · Tessarix · SKU PX8656-XT · Released 2023 · Updated 2026-10-23
Key facts
| Benchmark index | 4,155 (PCIe Cards & NVMe Enclosures scale) |
|---|---|
| Category rank | #3,149 |
| Street price | $249 |
| Power | 8 W |
| Performance per dollar | 16.69 |
| Released | 2023 |
Specifications
| Brand | Tessarix |
|---|---|
| Model | Tessarix PX-8656 XT |
| Type | USB4 40Gbps NVMe Enclosure |
| Host interface | USB4 (40Gbps), Thunderbolt 3/4 compatible |
| Throughput | Up to 3,800 MB/s |
| Drive support | M.2 NVMe 2230 / 2242 / 2260 / 2280 |
| Cooling | Aluminum shell, thermal pad |
| Bus power | Yes (bus-powered) |
| Compatibility | Windows, macOS, Linux; UASP |
Related guides
NVMe SSDs ExplainedUSB4 ExplainedM.2 SSD Sizes and KeysPCIe Lanes ExplainedThunderbolt 5 ExplainedPCIe 5.0 Explained
Similar PCIe Cards & NVMe Enclosures
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Altrix PX-7683 XT Dual M.2 PCIe Switch Card | 5,170 | $369 | Compare |
| Strivon PX-3501 Pro M.2 NVMe to PCIe 4.0 x4 Adapter | 3,983 | $199 | Compare |
| Altrix PX-2501 Ultra Quad M.2 PCIe 5.0 x16 Card | 5,049 | $329 | Compare |
| Strivon PX-6210 Ti PCIe 5.0 x16 Riser Cable | 3,266 | $149 | Compare |
| Tessarix PX-3358 SE Quad M.2 PCIe 4.0 x16 Card | 2,713 | $119 | Compare |
| Altrix PX-4801 SE Dual M.2 PCIe Switch Card | 4,461 | $259 | Compare |
All PCIe Cards & NVMe Enclosures · JSON
Cite this page: Hardware Spec Index, “Tessarix PX-8656 XT USB4 40Gbps NVMe Enclosure”, https://vextor7.com/item/9566823 (accessed 2026-10-23).