Product comparison · 2 internal hard drives

HP 146GB 6G SAS 10K SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive vs HP 420GB IDE 3.5"

4specifications compared
4differ
0identical
11known for one product only

Key differences

The HP 420GB IDE 3.5" has 274 GB more HDD capacity than the HP 146GB 6G SAS 10K SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive (420 GB vs 146 GB). The HP 420GB IDE 3.5" has 1" more HDD size than the HP 146GB 6G SAS 10K SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive (3.5" vs 2.5"). Interface: SAS on the HP 146GB 6G SAS 10K SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive, IDE/ATA on the HP 420GB IDE 3.5". Operating voltage: 5 V on the HP 146GB 6G SAS 10K SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive, 5 / 12 V on the HP 420GB IDE 3.5".

HDD capacity
- 146GB 6G SAS 10K SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive:146 GB
- 420GB IDE 3.5":420 GB
HDD size
- 146GB 6G SAS 10K SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive:2.5"
- 420GB IDE 3.5":3.5"
Interface
- 146GB 6G SAS 10K SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive:SAS
- 420GB IDE 3.5":IDE/ATA
Operating voltage
- 146GB 6G SAS 10K SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive:5 V
- 420GB IDE 3.5":5 / 12 V

Side by side

Differences highlightedShow differences only

Comparison of 146GB 6G SAS 10K SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive, 420GB IDE 3.5"
15 specifications	A HP 146GB 6G SAS 10K SFF (2.5-inch) Dual Port Enterprise 3yr Warranty Hard Drive View product	B HP 420GB IDE 3.5"View product
Features3 differ
HDD capacityDiffers	146 GB	420 GB
HDD speedKnown for one	10000 RPM	Unknown — not stated by the source
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	SAS	IDE/ATA
TypeKnown for one	HDD	Unknown — not stated by the source
Full stroke seek timeKnown for one	7.48 ms	Unknown — not stated by the source
Track to track seek timeKnown for one	0.2 ms	Unknown — not stated by the source
Average seek timeKnown for one	4 ms	Unknown — not stated by the source
Read seek timeKnown for one	Unknown — not stated by the source	15.5 ms
Write seek timeKnown for one	Unknown — not stated by the source	15.5 ms
Power1 differ
Operating voltageDiffers	5 V	5 / 12 V
Weight & dimensionsidentical
WidthKnown for one	69.8 mm	Unknown — not stated by the source
HeightKnown for one	15 mm	Unknown — not stated by the source
Other featuresidentical
Data transfer rateKnown for one	6 Gbit/s	Unknown — not stated by the source
InternalKnown for one	Unknown — not stated by the source	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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