Product comparison · 2 internal hard drives

Dell 300GB SCSI 3.5" vs Dell 80GB SATA 2.5"

8specifications compared
6differ
2identical
9known for one product only

Key differences

The Dell 300GB SCSI 3.5" has 220 GB more HDD capacity than the Dell 80GB SATA 2.5" (300 GB vs 80 GB). The Dell 300GB SCSI 3.5" has 4,600 RPM more HDD speed than the Dell 80GB SATA 2.5" (10000 RPM vs 5400 RPM). The Dell 300GB SCSI 3.5" has 1" more HDD size than the Dell 80GB SATA 2.5" (3.5" vs 2.5"). Interface: Ultra320 SCSI on the Dell 300GB SCSI 3.5", Serial ATA on the Dell 80GB SATA 2.5". Operating voltage: 5 / 12 V on the Dell 300GB SCSI 3.5", 5 V on the Dell 80GB SATA 2.5".

HDD capacity
- 300GB SCSI 3.5":300 GB
- 80GB SATA 2.5":80 GB
HDD speed
- 300GB SCSI 3.5":10000 RPM
- 80GB SATA 2.5":5400 RPM
HDD size
- 300GB SCSI 3.5":3.5"
- 80GB SATA 2.5":2.5"
Interface
- 300GB SCSI 3.5":Ultra320 SCSI
- 80GB SATA 2.5":Serial ATA
Operating voltage
- 300GB SCSI 3.5":5 / 12 V
- 80GB SATA 2.5":5 V
Drive device, transfer rate
- 300GB SCSI 3.5":320 MB/s
- 80GB SATA 2.5":150 MB/s

Side by side

Differences highlightedShow differences only

Comparison of 300GB SCSI 3.5", 80GB SATA 2.5"
17 specifications	A Dell 300GB SCSI 3.5"View product	B Dell 80GB SATA 2.5"View product
Features4 differ
HDD capacityDiffers	300 GB	80 GB
HDD speedDiffers	10000 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Ultra320 SCSI	Serial ATA
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
Average seek timeKnown for one	Unknown — not stated by the source	11 ms
Average latencyKnown for one	Unknown — not stated by the source	5.5 ms
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Hot-swapKnown for one	Yes	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Weight & dimensionsidentical
DepthKnown for one	Unknown — not stated by the source	99 mm
HeightKnown for one	Unknown — not stated by the source	101 mm
WeightKnown for one	Unknown — not stated by the source	711 g
Other features1 differ
Product colour	Black	Black
Drive device, transfer rateDiffers	320 MB/s	150 MB/s
Internal	Yes	Yes
Compatible productsKnown for one	Dell PowerEdge 2550	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.

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