Western Digital Blue WD10J31X 1TB 5400RPM SATA3/SATA 6.0 GB/s 64MB Hybrid Hard Drive (2.5 inch)

Capacity: 1TB
Form Factor: 2.5 inches
Speed: 5,400 RPM
Cache: 64MB
Interface: SATA 6 Gb/s
NAND Flash: 8GB MLC (Hybrid Drive, combining HDD and SSD-like performance)
Transfer Rates:
Max: 6 Gb/s
Sustained: 100 MB/s
Shock Resistance:
Operating: 400 G
Non-operating: 1000 G
Acoustics:
Idle: 24 dBA
Seek: 25 dBA
Power Consumption:
Read/Write: 1.65 W
Idle: 0.65 W
Standby/Sleep: 0.225 W
Dimensions: 2.750" x 3.940" x 0.374"
Weight: 0.27 lbs (0.12 kg)
Compliance: RoHS compliant