Dell 53M3R Intel DC P5800X SSDPF21Q400GB 400GB NVMe (100 DWPD) U. 2 PCIe 4.0 X4. Solid-State Drive (SSD) Specifications and Overview. PCIe 4.0 x4, NVMe. 2.5 15mm U. Sequential Read Speed: 7200 MB/s. Sequential Write Speed: 6200 MB/s. Random Read Speed: 1500000 IOPS. Random Write Speed: 1500000 IOPS. Data Writes…