Product comparison · 2 internal hard drives

Dell 500GB SATA 7.2K LFF vs HP Promo 1TB 7200rpm SATA

Key differences

HDD capacity
- 500GB SATA 7.2K LFF:500 GB
- Promo 1TB 7200rpm SATA:1 TB
Interface
- 500GB SATA 7.2K LFF:Serial ATA II
- Promo 1TB 7200rpm SATA:Serial ATA III
Operating temperature (T-T)
- 500GB SATA 7.2K LFF:0 - 60 °C
- Promo 1TB 7200rpm SATA:5 - 55 °C
Data transfer rate
- 500GB SATA 7.2K LFF:3 Gbit/s
- Promo 1TB 7200rpm SATA:6 Gbit/s

Differences highlightedShow differences only

Comparison of 500GB SATA 7.2K LFF, Promo 1TB 7200rpm SATA
18 specifications	A Dell 500GB SATA 7.2K LFF View product	B HP Promo 1TB 7200rpm SATA View product
Features2 differ
HDD capacityDiffers	500 GB	1 TB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	Serial ATA II	Serial ATA III
TypeKnown for one	Unknown — not stated by the source	HDD
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	32 MB
Full stroke seek timeKnown for one	Unknown — not stated by the source	21 ms
Average latencyKnown for one	Unknown — not stated by the source	11 ms
SMART technologyKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 60 °C	5 - 55 °C
Storage temperature (T-T)Known for one	-40 - 65 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	5 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 90%	Unknown — not stated by the source
Weight & dimensionsidentical
HeightKnown for one	Unknown — not stated by the source	25.4 mm
Other features1 differ
Data transfer rateDiffers	3 Gbit/s	6 Gbit/s
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	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.