Excellent condition 4TB Phison HP OEM SSD PCIe Gen4 NVMe Drive. Less than 320 hours powered on and less than 2600GB written. PCIe Gen 4 (Backwards compatible with PCIe Gen 3). Sequential Read Performance (PCIe Gen 4) =. Up to 7600 MB/s. Sequential Write Performance (PCIe Gen 4) =. Up to 7000 MB/s. Packaging – No original packaging, the SSD only. Don’t hesitate to ask if you have any questions.