Lenovo T440, Core i5, 4GB RAM, 500GB HDD

Model: HSSD H2 Ultra
Capacity: 512GB
Interface: SATA III/ SATA II 22 Pin
Reading / Writing: 512GB Read: Up to 550MB/s, Write: Up to 340MB/s (Max 4K Random Write: 80000 IOPS)
Power Source: DC 5.0V ±5%
Power Consumption: Idle: 0.55 W ; Operating: 2.25W
Dimensions: 100.2 x 69.85 x 7 mm (LxWxH)
Operating environment: Temp:0C ~ 70C
Relative Humidity: 5%~95%
Vibration test: 15G (Operating)
Shock test: 1000G (Non-operating)
MTBF: 1,500,000 Hours
Read/Write life: 3,000,000 Hours