Product comparison · 2 internal hard drives

Acer 320GB 2.5" 6G 10K SAS vs HP 250GB SATA 6Gb/s 7200 HDD

6specifications compared
5differ
1identical
8known for one product only

Key differences

HDD capacity
- 320GB 2.5" 6G 10K SAS:320 GB
- 250GB SATA 6Gb/s 7200 HDD:250 GB
HDD speed
- 320GB 2.5" 6G 10K SAS:10000 RPM
- 250GB SATA 6Gb/s 7200 HDD:7200 RPM
HDD size
- 320GB 2.5" 6G 10K SAS:2.5"
- 250GB SATA 6Gb/s 7200 HDD:3.5"
Interface
- 320GB 2.5" 6G 10K SAS:SAS
- 250GB SATA 6Gb/s 7200 HDD:SATA 6Gb/s,Serial ATA III
Operating voltage
- 320GB 2.5" 6G 10K SAS:5 V
- 250GB SATA 6Gb/s 7200 HDD:5 / 12 V

Side by side

Differences highlightedShow differences only

Comparison of 320GB 2.5" 6G 10K SAS, 250GB SATA 6Gb/s 7200 HDD
14 specifications	A Acer 320GB 2.5" 6G 10K SAS View product	B HP 250GB SATA 6Gb/s 7200 HDD View product
Features4 differ
HDD capacityDiffers	320 GB	250 GB
HDD speedDiffers	10000 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	SAS	SATA 6Gb/s,Serial ATA III
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
Full stroke seek timeKnown for one	Unknown — not stated by the source	21 ms
Average seek timeKnown for one	Unknown — not stated by the source	11 ms
Power1 differ
Operating voltageDiffers	5 V	5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 55 °C
Weight & dimensionsidentical
HeightKnown for one	Unknown — not stated by the source	25.4 mm
Other featuresidentical
InternalKnown for one	Yes	Unknown — not stated by the source
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown 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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