Product comparison · 2 internal hard drives

Dell 73GB SAS 15000rpm 2.5" vs HP 640GB SATA 7200rpm 2.5"

6specifications compared
3differ
3identical
1known for one product only

Key differences

The HP 640GB SATA 7200rpm 2.5" has 567 GB more HDD capacity than the Dell 73GB SAS 15000rpm 2.5" (640 GB vs 73 GB). The Dell 73GB SAS 15000rpm 2.5" has 7,800 RPM more HDD speed than the HP 640GB SATA 7200rpm 2.5" (15000 RPM vs 7200 RPM). Interface: SAS on the Dell 73GB SAS 15000rpm 2.5", Serial ATA on the HP 640GB SATA 7200rpm 2.5".

HDD capacity
- 73GB SAS 15000rpm 2.5":73 GB
- 640GB SATA 7200rpm 2.5":640 GB
HDD speed
- 73GB SAS 15000rpm 2.5":15000 RPM
- 640GB SATA 7200rpm 2.5":7200 RPM
Interface
- 73GB SAS 15000rpm 2.5":SAS
- 640GB SATA 7200rpm 2.5":Serial ATA

Side by side

Differences highlightedShow differences only

Comparison of 73GB SAS 15000rpm 2.5", 640GB SATA 7200rpm 2.5"
7 specifications	A Dell 73GB SAS 15000rpm 2.5"View product	B HP 640GB SATA 7200rpm 2.5"View product
Features3 differ
HDD capacityDiffers	73 GB	640 GB
HDD speedDiffers	15000 RPM	7200 RPM
HDD size	2.5"	2.5"
InterfaceDiffers	SAS	Serial ATA
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Poweridentical
Operating voltage	5 V	5 V
Other featuresidentical
Internal	Yes	Yes

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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