WD Caviar Black 750 GB SATA Hard Drives ( WD7502AAEX)

Performance Specifications
	Rotational Speed	7,200 RPM (nominal)
	Buffer Size	64 MB
	Average Latency	4.20 ms (nominal)
	Load/unload Cycles	300,000 minimum

Transfer Rates
	Buffer To Host (Serial ATA)	6 Gb/s (Max)

Physical Specifications
	Formatted Capacity	750,156 MB
	Capacity	750 GB
	Interface	SATA 6 Gb/s
	User Sectors Per Drive	1,465,149,168

Physical Dimensions
English
	Height	1.028 Inches
	Depth	5.787 Inches
	Width	4.00 Inches
	Weight	1.66 Pounds

Metric
	Height	26.1 mm
	Depth	147 mm
	Width	101.6 mm
	Weight	0.75 kg

Environmental Specifications
Shock
	Operating Shock (Read)	30G, 2 ms
	Non-operating Shock	300G, 2 ms

Acoustics
	Idle Mode	29 dBA (average)
	Seek Mode 0	34 dBA (average)
	Seek Mode 3	30 dBA (average)

Temperature (English)
	Operating	32° F to 140° F
	Non-operating	-40° F to 158° F

Temperature (Metric)
	Operating	-0° C to 60° C
	Non-operating	-40° C to 70° C

Electrical Specifications
Current Requirements
	Power Dissipation
	Read/Write	10.70 Watts
	Idle	8.20 Watts
	Standby	1.30 Watts
	Sleep	1.30 Watts