Product comparison · 2 internal hard drives

Dell 80GB ATA 2.5" vs Seagate Constellation ST2000NM0001 internal hard drive

11specifications compared
10differ
1identical
16known for one product only

Key differences

HDD capacity
- 80GB ATA 2.5":80 GB
- Constellation ST2000NM0001 internal hard drive:2 TB
HDD speed
- 80GB ATA 2.5":5400 RPM
- Constellation ST2000NM0001 internal hard drive:7200 RPM
HDD size
- 80GB ATA 2.5":2.5"
- Constellation ST2000NM0001 internal hard drive:3.5"
Interface
- 80GB ATA 2.5":IDE/ATA
- Constellation ST2000NM0001 internal hard drive:SAS
Storage drive buffer size
- 80GB ATA 2.5":8 MB
- Constellation ST2000NM0001 internal hard drive:64 MB
Average latency
- 80GB ATA 2.5":5.56 ms
- Constellation ST2000NM0001 internal hard drive:4.16 ms
Operating voltage
- 80GB ATA 2.5":5 V
- Constellation ST2000NM0001 internal hard drive:5 / 12 V
Width
- 80GB ATA 2.5":711 mm
- Constellation ST2000NM0001 internal hard drive:101.8 mm

Side by side

Differences highlightedShow differences only

Comparison of 80GB ATA 2.5", ST2000NM0001
27 specifications	A Dell 80GB ATA 2.5"View product	B Seagate Constellation ST2000NM0001 internal hard drive Model ST2000NM0001 View product
Features6 differ
HDD capacityDiffers	80 GB	2 TB
HDD speedDiffers	5400 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	IDE/ATA	SAS
Component forKnown for one	Unknown — not stated by the source	Server/workstation
Storage drive buffer sizeDiffers	8 MB	64 MB
Read seek timeKnown for one	Unknown — not stated by the source	8.5 ms
Write seek timeKnown for one	Unknown — not stated by the source	9.5 ms
Average latencyDiffers	5.56 ms	4.16 ms
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	1200000 h
Average seek timeKnown for one	12 ms	Unknown — not stated by the source
SMART technologyKnown for one	Yes	Unknown — not stated by the source
Power1 differ
Power consumption (typical)Known for one	Unknown — not stated by the source	9.58 W
Operating voltageDiffers	5 V	5 / 12 V
Start-up currentKnown for one	Unknown — not stated by the source	2.11 A
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 60 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating shockKnown for one	Unknown — not stated by the source	70 G
Non-operating shockKnown for one	Unknown — not stated by the source	300 G
Weight & dimensions3 differ
WidthDiffers	711 mm	101.8 mm
DepthDiffers	99 mm	147 mm
HeightDiffers	101 mm	26.1 mm
WeightKnown for one	Unknown — not stated by the source	710 g
Other featuresidentical
Data transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
Internal	Yes	Yes
Product colourKnown for one	Black	Unknown — not stated by the source
Drive device, transfer rateKnown for one	100 MB/s	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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