HP 1TB 7200 RPM SATA 2nd HDD vs HP 1TB 7200 RPM SATA 3rd HDD

Comparison of 1TB 7200 RPM SATA 2nd HDD, 1TB 7200 RPM SATA 3rd HDD

14 specifications	A HP 1TB 7200 RPM SATA 2nd HDDView product	B HP 1TB 7200 RPM SATA 3rd HDDView product
Featuresidentical
HDD capacity	1 TB	1 TB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA	Serial ATA
Type	HDD	HDD
Storage drive buffer size	32 MB	32 MB
HDD interface transfer rate	6 Gbit/s	6 Gbit/s
Full stroke seek time	21 ms	21 ms
Track to track seek time	2 ms	2 ms
Average seek time	11 ms	11 ms
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Weight & dimensionsidentical
Width	89 mm	89 mm
Depth	101.7 mm	101.7 mm
Height	25.4 mm	25.4 mm

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.