3840GB Western Digital Ultrastar DC SN630 U.2 NVMe SSD

Manufacturer Western Digital Model Number WUS3BA138C7P3E3 Drive Capacity 3840 GB NAND WDC BiCS3 3D TLC NAND Technology Endurance 0.8 Drive Writes per Day (DWPD) Performance Max Sequential Read Speed Up to 2,510 MB/s Max Sequential Write Speed Up to 1,180 MB/s 4KB Random Read Speed Up to 332,420 IOPS 4KB Random Write Speed Up to 55,000 IOPS Random Mix R70/W30 Up to 163,350 IOPs Type U.2 2.5" Interface PCIe Gen 3.1 x4 Compliant to NVMe 1.3 Dimensions 100.45 x 69.85 x 7.00mm 3.95" x 2.75" x 0.28" (in inches) Life Expectancy Uncorrectable Bit Error Rate (UBER): 1 in 1017 MTBF: 2,000,000 hours Annualized Failure Rate (AFR): 0.44% Environmental Operating Temperature: 0°C to 78°C (32°F to 172.4°F) Non-Operating Temperature: -40°C to 85°C (-40°F to 185°F) Warranty 5-Year Manufacturer's Limited Warranty