Product comparison · 2 internal hard drives

Dell 400-21028 internal hard drive vs HP 18.2GB 15K SCSI

5specifications compared
4differ
1identical
9known for one product only

Key differences

HDD capacity
- 400-21028 internal hard drive:320 GB
- 18.2GB 15K SCSI:18.2 GB
HDD speed
- 400-21028 internal hard drive:7200 RPM
- 18.2GB 15K SCSI:15000 RPM
Interface
- 400-21028 internal hard drive:Serial ATA
- 18.2GB 15K SCSI:Ultra160 SCSI
Component for
- 400-21028 internal hard drive:PC
- 18.2GB 15K SCSI:Server/workstation

Side by side

Differences highlightedShow differences only

Comparison of 400-21028, 18.2GB 15K SCSI
14 specifications	A Dell 400-21028 internal hard drive Model 400-21028 View product	B HP 18.2GB 15K SCSI View product
Features4 differ
HDD capacityDiffers	320 GB	18.2 GB
HDD speedDiffers	7200 RPM	15000 RPM
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
InterfaceDiffers	Serial ATA	Ultra160 SCSI
Component forDiffers	PC	Server/workstation
Hot-swapKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Operating voltageKnown for one	5 V	Unknown — not stated by the source
Other featuresidentical
Product colourKnown for one	Black	Unknown — not stated by the source
Data transfer rateKnown for one	1.5 Gbit/s	Unknown — not stated by the source
Internal	Yes	Yes
Compatible productsKnown for one	Dell OptiPlex 780 USFF	Unknown — not stated by the source
Number of products includedKnown for one	Unknown — not stated by the source	1 pc(s)
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 60 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%

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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