0TS1927 Technical Specifications
Western Digital 960GB Ultrastar DC SN640 2.5 inch TLC PCIe SSD
Part Number: 0TS1927
Brand: Western Digital
Model: Ultrastar DC SN640 960GB NVMe SSD
Form Factor: 2.5-inch U.2
Interface: PCIe 3.0 x4 NVMe
Capacity: 960GB
NAND Type: 3D TLC
Usage Type: Mixed Use / Enterprise
Read Speed: Up to 3,200 MB/s
Write Speed: Up to 2,100 MB/s
Read IOPS: Up to 500K
Write IOPS: Up to 400K
Endurance: ~3 DWPD
MTBF: 2M hours
Temp Range: 0°C–70°C
Encryption: AES 256-bit SED





