Altrix PX-4894 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter
PCIe Cards & NVMe Enclosures · Altrix · SKU PX4894-ULTRA · Released 2022 · Updated 2026-10-25
Key facts
| Benchmark index | 782 (PCIe Cards & NVMe Enclosures scale) |
|---|---|
| Category rank | #42,501 |
| Street price | $19 |
| Power | 6 W |
| Performance per dollar | 41.16 |
| Released | 2022 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix PX-4894 Ultra |
| 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
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Cite this page: Hardware Spec Index, “Altrix PX-4894 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/480090 (accessed 2026-10-25).