Product comparison · 2 internal hard drives

Dell 9FK066-150-REF internal hard drive vs Dell H639R-REF internal hard drive

7specifications compared
5differ
2identical
0known for one product only

Key differences

The Dell H639R-REF internal hard drive has 20 GB more HDD capacity than the Dell 9FK066-150-REF internal hard drive (320 GB vs 300 GB). The Dell 9FK066-150-REF internal hard drive has 2,800 RPM more HDD speed than the Dell H639R-REF internal hard drive (10000 RPM vs 7200 RPM). The Dell H639R-REF internal hard drive has 1" more HDD size than the Dell 9FK066-150-REF internal hard drive (3.5" vs 2.5"). Interface: SAS on the Dell 9FK066-150-REF internal hard drive, Serial ATA II on the Dell H639R-REF internal hard drive.

HDD capacity
- 9FK066-150-REF internal hard drive:300 GB
- H639R-REF internal hard drive:320 GB
HDD speed
- 9FK066-150-REF internal hard drive:10000 RPM
- H639R-REF internal hard drive:7200 RPM
HDD size
- 9FK066-150-REF internal hard drive:2.5"
- H639R-REF internal hard drive:3.5"
Interface
- 9FK066-150-REF internal hard drive:SAS
- H639R-REF internal hard drive:Serial ATA II
HDD interface transfer rate
- 9FK066-150-REF internal hard drive:6 Gbit/s
- H639R-REF internal hard drive:3 Gbit/s

Side by side

Differences highlightedShow differences only

Comparison of 9FK066-150-REF, H639R-REF
7 specifications	A Dell 9FK066-150-REF internal hard drive Model 9FK066-150-REF View product	B Dell H639R-REF internal hard drive Model H639R-REF View product
Features5 differ
HDD capacityDiffers	300 GB	320 GB
HDD speedDiffers	10000 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	SAS	Serial ATA II
Type	HDD	HDD
HDD interface transfer rateDiffers	6 Gbit/s	3 Gbit/s
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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