Tessarix PX-4381 Max M.2 NVMe to PCIe 4.0 x4 Adapter
PCIe Cards & NVMe Enclosures · Tessarix · SKU PX4381-MAX · Released 2023 · Updated 2026-10-18
Key facts
| Benchmark index | 1,796 (PCIe Cards & NVMe Enclosures scale) |
|---|---|
| Category rank | #28,026 |
| Street price | $49 |
| Power | 6 W |
| Performance per dollar | 36.65 |
| Released | 2023 |
Specifications
| Brand | Tessarix |
|---|---|
| Model | Tessarix PX-4381 Max |
| 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 | Passive heatsink |
| Bus power | Slot-powered |
| Compatibility | UEFI boot supported; check slot bifurcation |
Related guides
Similar PCIe Cards & NVMe Enclosures
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Strivon PX-5507 XT USB 3.2 Gen 2 NVMe Enclosure | 3,898 | $179 | Compare |
| Veltrix PX-2712 XT Thunderbolt 5 NVMe Enclosure | 4,317 | $239 | Compare |
| Veltrix PX-9539 Core Quad M.2 PCIe 4.0 x16 Card | 2,708 | $129 | Compare |
| Tessarix PX-5635 Plus PCIe 4.0 x16 Riser Cable | 4,153 | $239 | Compare |
| Veltrix PX-4219 Prime Quad M.2 PCIe 4.0 x16 Card | 5,476 | $349 | Compare |
| Tessarix PX-2104 Edge PCIe 4.0 x16 Riser Cable | 4,019 | $259 | Compare |
All PCIe Cards & NVMe Enclosures · JSON
Cite this page: Hardware Spec Index, “Tessarix PX-4381 Max M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/276142 (accessed 2026-10-18).