Product comparison · 2 internal hard drives

Fujitsu 4000GB SAS 3.5" vs Fujitsu 900GB SAS 2.5"

10specifications compared
5differ
5identical
0known for one product only

Key differences

The Fujitsu 900GB SAS 2.5" has 2,800 RPM more HDD speed than the Fujitsu 4000GB SAS 3.5" (10000 RPM vs 7200 RPM). The Fujitsu 4000GB SAS 3.5" has 1" more HDD size than the Fujitsu 900GB SAS 2.5" (3.5" vs 2.5"). The Fujitsu 4000GB SAS 3.5" has 16 MB more storage drive buffer size than the Fujitsu 900GB SAS 2.5" (32 MB vs 16 MB). HDD capacity: 4 TB on the Fujitsu 4000GB SAS 3.5", 900 GB on the Fujitsu 900GB SAS 2.5". Operating voltage: 5 / 12 V on the Fujitsu 4000GB SAS 3.5", 5 V on the Fujitsu 900GB SAS 2.5".

HDD capacity
- 4000GB SAS 3.5":4 TB
- 900GB SAS 2.5":900 GB
HDD speed
- 4000GB SAS 3.5":7200 RPM
- 900GB SAS 2.5":10000 RPM
HDD size
- 4000GB SAS 3.5":3.5"
- 900GB SAS 2.5":2.5"
Storage drive buffer size
- 4000GB SAS 3.5":32 MB
- 900GB SAS 2.5":16 MB
Operating voltage
- 4000GB SAS 3.5":5 / 12 V
- 900GB SAS 2.5":5 V

Side by side

Differences highlightedShow differences only

Comparison of 4000GB SAS 3.5", 900GB SAS 2.5"
10 specifications	A Fujitsu 4000GB SAS 3.5"View product	B Fujitsu 900GB SAS 2.5"View product
Features4 differ
HDD capacityDiffers	4 TB	900 GB
HDD speedDiffers	7200 RPM	10000 RPM
HDD sizeDiffers	3.5"	2.5"
Interface	SAS	SAS
Type	HDD	HDD
Hot-swap	Yes	Yes
Storage drive buffer sizeDiffers	32 MB	16 MB
HDD interface transfer rate	6 Gbit/s	6 Gbit/s
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Packaging dataidentical
Quantity per pack	1 pc(s)	1 pc(s)

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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