Tessarix PX-8451 Pro M.2 NVMe to PCIe 4.0 x4 Adapter
PCIe Cards & NVMe Enclosures · Tessarix · SKU PX8451-PRO · Released 2020 · Updated 2026-10-18
Key facts
| Benchmark index | 3,101 (PCIe Cards & NVMe Enclosures scale) |
|---|---|
| Category rank | #11,409 |
| Street price | $139 |
| Power | 6 W |
| Performance per dollar | 22.31 |
| Released | 2020 |
Specifications
| Brand | Tessarix |
|---|---|
| Model | Tessarix PX-8451 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 | Passive heatsink |
| Bus power | Slot-powered |
| Compatibility | UEFI boot supported; check slot bifurcation |
Related guides
Similar PCIe Cards & NVMe Enclosures
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Veltrix PX-3409 Max Quad M.2 PCIe 5.0 x16 Card | 5,502 | $339 | Compare |
| Veltrix PX-8990 SE USB 3.2 Gen 2x2 NVMe Enclosure | 3,503 | $169 | Compare |
| Tessarix PX-4161 Plus PCIe 4.0 x16 Riser Cable | 1,648 | $39 | Compare |
| Strivon PX-4182 Core Dual M.2 PCIe Switch Card | 4,749 | $309 | Compare |
| Altrix PX-9563 Plus PCIe 4.0 x16 Riser Cable | 3,159 | $139 | Compare |
| Tessarix PX-3899 XT USB4 40Gbps NVMe Enclosure | 4,785 | $289 | Compare |
All PCIe Cards & NVMe Enclosures · JSON
Cite this page: Hardware Spec Index, “Tessarix PX-8451 Pro M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/6016366 (accessed 2026-10-18).