Product comparison · 2 internal hard drives

Dell 1R077 internal hard drive vs Dell 77GRH internal hard drive

7specifications compared
4differ
3identical
2known for one product only

Key differences

The Dell 1R077 internal hard drive has 9,600 RPM more HDD speed than the Dell 77GRH internal hard drive (15000 RPM vs 5400 RPM). The Dell 1R077 internal hard drive has 1" more HDD size than the Dell 77GRH internal hard drive (3.5" vs 2.5"). HDD capacity: 36 GB on the Dell 1R077 internal hard drive, 1 TB on the Dell 77GRH internal hard drive. Interface: Fibre Channel on the Dell 1R077 internal hard drive, Serial ATA III on the Dell 77GRH internal hard drive.

HDD capacity
- 1R077 internal hard drive:36 GB
- 77GRH internal hard drive:1 TB
HDD speed
- 1R077 internal hard drive:15000 RPM
- 77GRH internal hard drive:5400 RPM
HDD size
- 1R077 internal hard drive:3.5"
- 77GRH internal hard drive:2.5"
Interface
- 1R077 internal hard drive:Fibre Channel
- 77GRH internal hard drive:Serial ATA III

Side by side

Differences highlightedShow differences only

Comparison of 1R077, 77GRH
9 specifications	A Dell 1R077 internal hard drive Model 1R077 View product	B Dell 77GRH internal hard drive Model 77GRH View product
Features4 differ
HDD capacityDiffers	36 GB	1 TB
HDD speedDiffers	15000 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Fibre Channel	Serial ATA III
HDD interface transfer rateKnown for one	6 Gbit/s	Unknown — not stated by the source
Poweridentical
Operating voltageKnown for one	Unknown — not stated by the source	5 V

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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