Product comparison · 2 internal hard drives

HP 500GB SATA 7200rpm 2.5" vs HP 640GB SATA

3specifications compared
2differ
1identical
6known for one product only

Key differences

The HP 640GB SATA has 140 GB more HDD capacity than the HP 500GB SATA 7200rpm 2.5" (640 GB vs 500 GB). Interface: Serial ATA on the HP 500GB SATA 7200rpm 2.5", Serial ATA II on the HP 640GB SATA.

HDD capacity
- 500GB SATA 7200rpm 2.5":500 GB
- 640GB SATA:640 GB
Interface
- 500GB SATA 7200rpm 2.5":Serial ATA
- 640GB SATA:Serial ATA II

Side by side

Differences highlightedShow differences only

Comparison of 500GB SATA 7200rpm 2.5", 640GB SATA
9 specifications	A HP 500GB SATA 7200rpm 2.5"View product	B HP 640GB SATA View product
Features2 differ
HDD capacityDiffers	500 GB	640 GB
HDD speed	7200 RPM	7200 RPM
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
InterfaceDiffers	Serial ATA	Serial ATA II
TypeKnown for one	Unknown — not stated by the source	HDD
HDD interface transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
Native Command Queuing (NCQ)Known for one	Unknown — not stated by the source	Yes
Poweridentical
Operating voltageKnown for one	5 V	Unknown — not stated by the source
Other featuresidentical
InternalKnown 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.

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