Product comparison · 2 internal hard drives

HP 18.2GB 15K Ultra3 Universal SCSI vs HP 659571-001 internal hard drive

Key differences

HDD capacity
- 18.2GB 15K Ultra3 Universal SCSI:18.2 GB
- 659571-001 internal hard drive:500 GB
HDD speed
- 18.2GB 15K Ultra3 Universal SCSI:15000 RPM
- 659571-001 internal hard drive:7200 RPM
Interface
- 18.2GB 15K Ultra3 Universal SCSI:SAS
- 659571-001 internal hard drive:Serial ATA

Differences highlightedShow differences only

Comparison of 18.2GB 15K Ultra3 Universal SCSI, 659571-001
16 specifications	A HP 18.2GB 15K Ultra3 Universal SCSI View product	B HP 659571-001 internal hard drive Model 659571-001 View product
Features3 differ
HDD capacityDiffers	18.2 GB	500 GB
HDD speedDiffers	15000 RPM	7200 RPM
InterfaceDiffers	SAS	Serial ATA
Type	HDD	HDD
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Hot-swapKnown for one	Yes	Unknown — not stated by the source
Full stroke seek timeKnown for one	8 ms	Unknown — not stated by the source
Average seek timeKnown for one	3.8 ms	Unknown — not stated by the source
Bytes per sectorKnown for one	512	Unknown — not stated by the source
HDD sizeKnown for one	Unknown — not stated by the source	3.5"
Operational conditionsidentical
Operating temperature (T-T)Known for one	10 - 35 °C	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	101.6 mm	Unknown — not stated by the source
HeightKnown for one	25.4 mm	Unknown — not stated by the source
Other featuresidentical
Transfer rateKnown for one	160 MB/s	Unknown — not stated by the source
Data transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
Poweridentical
Operating voltageKnown for one	Unknown — not stated by the source	5 / 12 V

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.