Product comparison · 2 internal hard drives

HP 420GB IDE 3.5" vs HP Q7517-67911 internal hard drive

4specifications compared
4differ
0identical
6known for one product only

Key differences

HDD capacity
- 420GB IDE 3.5":420 GB
- Q7517-67911 internal hard drive:20 GB
HDD size
- 420GB IDE 3.5":3.5"
- Q7517-67911 internal hard drive:2.5"
Interface
- 420GB IDE 3.5":IDE/ATA
- Q7517-67911 internal hard drive:Serial ATA
Operating voltage
- 420GB IDE 3.5":5 / 12 V
- Q7517-67911 internal hard drive:5 V

Side by side

Differences highlightedShow differences only

Comparison of 420GB IDE 3.5", Q7517-67911
10 specifications	A HP 420GB IDE 3.5"View product	B HP Q7517-67911 internal hard drive Model Q7517-67911 View product
Features3 differ
HDD capacityDiffers	420 GB	20 GB
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	IDE/ATA	Serial ATA
Read seek timeKnown for one	15.5 ms	Unknown — not stated by the source
Write seek timeKnown for one	15.5 ms	Unknown — not stated by the source
TypeKnown for one	Unknown — not stated by the source	HDD
Component forKnown for one	Unknown — not stated by the source	Printer/MFU
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Other featuresidentical
InternalKnown for one	Yes	Unknown — not stated by the source
Compatible productsKnown for one	Unknown — not stated by the source	Color LaserJet 4730 MFP

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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