Product comparison · 2 internal hard drives

HP 320GB SATA 3Gb/s NCQ/Smart IV vs HP 500GB SATA 3G 7200rpm NCQ

Key differences

The HP 500GB SATA 3G 7200rpm NCQ has 180 GB more HDD capacity than the HP 320GB SATA 3Gb/s NCQ/Smart IV (500 GB vs 320 GB).

HDD capacity
- 320GB SATA 3Gb/s NCQ/Smart IV:320 GB
- 500GB SATA 3G 7200rpm NCQ:500 GB

Differences highlightedShow differences only

Comparison of 320GB SATA 3Gb/s NCQ/Smart IV, 500GB SATA 3G 7200rpm NCQ
20 specifications	A HP 320GB SATA 3Gb/s NCQ/Smart IV View product	B HP 500GB SATA 3G 7200rpm NCQ View product
Features1 differ
HDD capacityDiffers	320 GB	500 GB
HDD sizeKnown for one	3.5"	Unknown — not stated by the source
Storage drive buffer sizeKnown for one	8 MB	Unknown — not stated by the source
SMART technologyKnown for one	Yes	Unknown — not stated by the source
Poweridentical
Operating voltageKnown for one	5 / 12 V	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 60 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 60 °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
WidthKnown for one	101.6 mm	Unknown — not stated by the source
HeightKnown for one	25.4 mm	Unknown — not stated by the source
WeightKnown for one	998 g	Unknown — not stated by the source
Other featuresidentical
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.