Product comparison · 2 internal hard drives

Dell 400-AHLP internal hard drive vs HP 500GB 7200 RPM SATA 3rd HDD

7specifications compared
5differ
2identical
9known for one product only

Key differences

HDD capacity
- 400-AHLP internal hard drive:2 TB
- 500GB 7200 RPM SATA 3rd HDD:500 GB
HDD size
- 400-AHLP internal hard drive:2.5"
- 500GB 7200 RPM SATA 3rd HDD:3.5"
Interface
- 400-AHLP internal hard drive:SAS
- 500GB 7200 RPM SATA 3rd HDD:Serial ATA
HDD interface transfer rate
- 400-AHLP internal hard drive:12 Gbit/s
- 500GB 7200 RPM SATA 3rd HDD:6 Gbit/s
Operating voltage
- 400-AHLP internal hard drive:5 V
- 500GB 7200 RPM SATA 3rd HDD:5 / 12 V

Side by side

Differences highlightedShow differences only

Comparison of 400-AHLP, 500GB 7200 RPM SATA 3rd HDD
16 specifications	A Dell 400-AHLP internal hard drive Model 400-AHLP View product	B HP 500GB 7200 RPM SATA 3rd HDD View product
Features4 differ
HDD capacityDiffers	2 TB	500 GB
HDD speed	7200 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	SAS	Serial ATA
Type	HDD	HDD
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	16 MB
HDD interface transfer rateDiffers	12 Gbit/s	6 Gbit/s
Full stroke seek timeKnown for one	Unknown — not stated by the source	21 ms
Average seek timeKnown for one	Unknown — not stated by the source	11 ms
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Hot-swapKnown for one	Yes	Unknown — not stated by the source
HDD sustained transfer rateKnown for one	1200 MiB/s	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 V	5 / 12 V
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	89 mm
DepthKnown for one	Unknown — not stated by the source	101.7 mm
HeightKnown for one	Unknown — not stated by the source	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.

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