Product comparison · 2 internal hard drives

Dell 247JW internal hard drive vs Dell 77GRH internal hard drive

7specifications compared
4differ
3identical
1known for one product only

Key differences

The Dell 247JW internal hard drive has 4,600 RPM more HDD speed than the Dell 77GRH internal hard drive (10000 RPM vs 5400 RPM). The Dell 247JW internal hard drive has 1" more HDD size than the Dell 77GRH internal hard drive (3.5" vs 2.5"). HDD capacity: 73 GB on the Dell 247JW internal hard drive, 1 TB on the Dell 77GRH internal hard drive. Interface: Ultra160 SCSI on the Dell 247JW internal hard drive, Serial ATA III on the Dell 77GRH internal hard drive.

HDD capacity
- 247JW internal hard drive:73 GB
- 77GRH internal hard drive:1 TB
HDD speed
- 247JW internal hard drive:10000 RPM
- 77GRH internal hard drive:5400 RPM
HDD size
- 247JW internal hard drive:3.5"
- 77GRH internal hard drive:2.5"
Interface
- 247JW internal hard drive:Ultra160 SCSI
- 77GRH internal hard drive:Serial ATA III

Side by side

Differences highlightedShow differences only

Comparison of 247JW, 77GRH
8 specifications	A Dell 247JW internal hard drive Model 247JW View product	B Dell 77GRH internal hard drive Model 77GRH View product
Features4 differ
HDD capacityDiffers	73 GB	1 TB
HDD speedDiffers	10000 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Ultra160 SCSI	Serial ATA III
Type	HDD	HDD
Component for	Server/workstation	Server/workstation
Poweridentical
Operating voltageKnown for one	Unknown — not stated by the source	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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