Terrabyte is the future of mass consumer hard drive usage and Western Digital has a line of large disk space drives starting with their WD Caviar Black. Performance specification is as follows:

Performance Specifications
Transfer Rates

Buffer To Host (Serial ATA): 3 Gb/s (Max)

Physical Specifications

Formatted Capacity: 1,000,236 MB

Capacity: 1 TB

Interface: SATA 3 Gb/s

User Sectors Per Drive: 1,953,525,168

Physical Dimensions
English

Height: 1.028 Inches

Length: 5.787 Inches

Width: 4.00 Inches

Weight: 1.52 Pounds

Metric

Height: 25.4 mm

Length: 147 mm

Width: 101.6 mm

Weight: 0.69 kg

Environmental Specifications
Shock

Operating Shock (Read): 30G, 2 ms

Non-operating Shock: 250G, 2 ms
Acoustics

Idle Mode: 24 dBA (average)

Seek Mode 0: 33 dBA (average)

Seek Mode 3: 29 dBA (average)

Temperature (English)

Operating: 32° F to 140° …read more

Need more power than the conventional 160GB hard drives that come in laptops and 320GB hard drives from desktop computers? Western Digital’s WD Caviar Blue can meet most user specifications at 750GB capacity. Below are the technical specs for Caviar Blue:

Performance Specifications
Transfer Rates

Buffer To Host (Serial ATA): 3 Gb/s (Max)
Physical Specifications

Formatted Capacity: 750,156 MB

Capacity: 750 GB

Interface: SATA 3 Gb/s

User Sectors Per Drive: 1,465,149,168

Physical Dimensions

English

Height: 1.028 Inches

Length: 5.787 Inches

Width: 4.00 Inches

Weight: 1.39 Pounds

Metric

Height: 26.1 mm

Length: 147 mm

Width: 101.6 mm

Weight: 0.63 kg

Environmental Specifications
Shock

Operating Shock (Read): 65G, 2 ms

Non-operating Shock: 350G, 2 ms

Acoustics

Idle Mode: 28 dBA (average)

Seek Mode 0: 33 dBA (average)

Seek Mode …read more