Product comparison · 2 internal hard drives

Dell 1.2TB 2.5" SAS vs Seagate 4TB 5900rpm 64MB SATA 3.5"

Key differences

Differences highlightedShow differences only

Comparison of 1.2TB 2.5" SAS, 4TB 5900rpm 64MB SATA 3.5"
14 specifications	A Dell 1.2TB 2.5" SAS View product	B Seagate 4TB 5900rpm 64MB SATA 3.5"View product
Features4 differ
HDD capacityDiffers	1.2 TB	4 TB
HDD speedDiffers	10000 RPM	5900 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	SAS	Serial ATA
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	64 MB
Power1 differ
Operating voltageDiffers	5 V	5 / 12 V
Other featuresidentical
Data transfer rateKnown for one	6 Gbit/s	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.