Product comparison · 2 internal hard drives

Dell D579R internal hard drive vs Dell PE2950_1TBSATA_ALT internal hard drive

6specifications compared
4differ
2identical
3known for one product only

Key differences

The Dell PE2950_1TBSATA_ALT internal hard drive has 1,800 RPM more HDD speed than the Dell D579R internal hard drive (7200 RPM vs 5400 RPM). The Dell PE2950_1TBSATA_ALT internal hard drive has 1" more HDD size than the Dell D579R internal hard drive (3.5" vs 2.5"). HDD capacity: 320 GB on the Dell D579R internal hard drive, 1 TB on the Dell PE2950_1TBSATA_ALT internal hard drive. Interface: Serial ATA II on the Dell D579R internal hard drive, Serial ATA on the Dell PE2950_1TBSATA_ALT internal hard drive.

HDD capacity
- D579R internal hard drive:320 GB
- PE2950_1TBSATA_ALT internal hard drive:1 TB
HDD speed
- D579R internal hard drive:5400 RPM
- PE2950_1TBSATA_ALT internal hard drive:7200 RPM
HDD size
- D579R internal hard drive:2.5"
- PE2950_1TBSATA_ALT internal hard drive:3.5"
Interface
- D579R internal hard drive:Serial ATA II
- PE2950_1TBSATA_ALT internal hard drive:Serial ATA

Side by side

Differences highlightedShow differences only

Comparison of D579R, PE2950_1TBSATA_ALT
9 specifications	A Dell D579R internal hard drive Model D579R View product	B Dell PE2950_1TBSATA_ALT internal hard drive Model PE2950_1TBSATA_ALT View product
Features4 differ
HDD capacityDiffers	320 GB	1 TB
HDD speedDiffers	5400 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	Serial ATA II	Serial ATA
Type	HDD	HDD
Component for	Server/workstation	Server/workstation
HDD interface transfer rateKnown for one	3 Gbit/s	Unknown — not stated by the source
Packaging dataidentical
Quantity per packKnown for one	1 pc(s)	Unknown — not stated by the source
Poweridentical
Operating voltageKnown for one	Unknown — not stated by the source	5 / 12 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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