Product comparison · 2 internal hard drives

Dell 400GB SAS 3.5" vs Dell 750GB SATA 3.5"

6specifications compared
3differ
3identical
5known for one product only

Key differences

HDD capacity
- 400GB SAS 3.5":400 GB
- 750GB SATA 3.5":750 GB
HDD speed
- 400GB SAS 3.5":10000 RPM
- 750GB SATA 3.5":7200 RPM
Interface
- 400GB SAS 3.5":SAS
- 750GB SATA 3.5":Serial ATA II

Side by side

Differences highlightedShow differences only

Comparison of 400GB SAS 3.5", 750GB SATA 3.5"
11 specifications	A Dell 400GB SAS 3.5"View product	B Dell 750GB SATA 3.5"View product
Features3 differ
HDD capacityDiffers	400 GB	750 GB
HDD speedDiffers	10000 RPM	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	SAS	Serial ATA II
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	16 MB
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Other featuresidentical
Product colourKnown for one	Unknown — not stated by the source	Black
Drive device, transfer rateKnown for one	Unknown — not stated by the source	300 MB/s
Internal	Yes	Yes
Compatible productsKnown for one	DELL PowerEdge /PowerVault	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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