Product comparison · 2 internal hard drives

HP 20-GB, UATA, 100/7200 vs Seagate 500GB 2.5" SATA III

6specifications compared
5differ
1identical
14known for one product only

Key differences

HDD capacity
- 20-GB, UATA, 100/7200:20 GB
- 500GB 2.5" SATA III:500 GB
HDD speed
- 20-GB, UATA, 100/7200:7200 RPM
- 500GB 2.5" SATA III:5400 RPM
HDD size
- 20-GB, UATA, 100/7200:3.5"
- 500GB 2.5" SATA III:2.5"
Interface
- 20-GB, UATA, 100/7200:Ultra-ATA/100
- 500GB 2.5" SATA III:Serial ATA III
Operating voltage
- 20-GB, UATA, 100/7200:5 / 12 V
- 500GB 2.5" SATA III:5 V

Side by side

Differences highlightedShow differences only

Comparison of 20-GB, UATA, 100/7200, 500GB 2.5" SATA III
20 specifications	A HP 20-GB, UATA, 100/7200 View product	B Seagate 500GB 2.5" SATA III View product
Features4 differ
HDD capacityDiffers	20 GB	500 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Ultra-ATA/100	Serial ATA III
Type	HDD	HDD
Component forKnown for one	Unknown — not stated by the source	Laptop
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
HDD interface transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 55 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Other featuresidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Mac operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Linux operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Package dimensions (W x D x H)Known for one	Unknown — not stated by the source	120.7 x 161 x 57.1 mm (4.75 x 6.34 x 2.25")
Package weight (imperial)Known for one	Unknown — not stated by the source	0.222 kg (0.49 lbs)
InternalKnown for one	Yes	Unknown — not stated by the source
Weight & dimensionsidentical
WeightKnown for one	907 g	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.

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