Product comparison · 2 internal hard drives

HP 1TB 7200 RPM Enterprise SATA 1st HDD vs HP 1TB 7200 RPM Enterprise SATA 2nd HDD

Key differences

Interface: Serial ATA on the HP 1TB 7200 RPM Enterprise SATA 1st HDD, Serial ATA III on the HP 1TB 7200 RPM Enterprise SATA 2nd HDD.

Interface
- 1TB 7200 RPM Enterprise SATA 1st HDD:Serial ATA
- 1TB 7200 RPM Enterprise SATA 2nd HDD:Serial ATA III

Differences highlightedShow differences only

Comparison of 1TB 7200 RPM Enterprise SATA 1st HDD, 1TB 7200 RPM Enterprise SATA 2nd HDD
11 specifications	A HP 1TB 7200 RPM Enterprise SATA 1st HDD View product	B HP 1TB 7200 RPM Enterprise SATA 2nd HDD View product
Features1 differ
InterfaceDiffers	Serial ATA	Serial ATA III
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	32 MB
HDD interface transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
Other featuresidentical
Compatible productsKnown for one	Z440	Unknown — not stated by the source

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.