Product comparison · 2 internal hard drives

Seagate 100GB 2.5" SATA vs Seagate Barracuda 80GB Serial ATA II 7200RPM 8MB

11specifications compared
8differ
3identical
23known for one product only

Key differences

HDD capacity
- 100GB 2.5" SATA:100 GB
- Barracuda 80GB Serial ATA II 7200RPM 8MB:80 GB
HDD speed
- 100GB 2.5" SATA:5400 RPM
- Barracuda 80GB Serial ATA II 7200RPM 8MB:7200 RPM
HDD size
- 100GB 2.5" SATA:2.5"
- Barracuda 80GB Serial ATA II 7200RPM 8MB:3.5"
Interface
- 100GB 2.5" SATA:Serial ATA
- Barracuda 80GB Serial ATA II 7200RPM 8MB:Serial ATA II
Average latency
- 100GB 2.5" SATA:5.6 ms
- Barracuda 80GB Serial ATA II 7200RPM 8MB:4.16 ms
Operating voltage
- 100GB 2.5" SATA:5 V
- Barracuda 80GB Serial ATA II 7200RPM 8MB:5 / 12 V
Operating shock
- 100GB 2.5" SATA:350 G
- Barracuda 80GB Serial ATA II 7200RPM 8MB:63 G
Weight
- 100GB 2.5" SATA:102 g
- Barracuda 80GB Serial ATA II 7200RPM 8MB:690 g

Side by side

Differences highlightedShow differences only

Comparison of 100GB 2.5" SATA, Barracuda 80GB Serial ATA II 7200RPM 8MB
34 specifications	A Seagate 100GB 2.5" SATA View product	B Seagate Barracuda 80GB Serial ATA II 7200RPM 8MB View product
Features5 differ
HDD capacityDiffers	100 GB	80 GB
HDD speedDiffers	5400 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	Serial ATA	Serial ATA II
TypeKnown for one	HDD	Unknown — not stated by the source
Component forKnown for one	Laptop	Unknown — not stated by the source
Storage drive buffer size	8 MB	8 MB
HDD number of headsKnown for one	3	Unknown — not stated by the source
Read seek timeKnown for one	11 ms	Unknown — not stated by the source
Write seek timeKnown for one	13 ms	Unknown — not stated by the source
Average latencyDiffers	5.6 ms	4.16 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Power1 differ
Power consumption (standby)Known for one	0.2 W	Unknown — not stated by the source
Power consumption (idle)Known for one	0.6 W	Unknown — not stated by the source
Operating voltageDiffers	5 V	5 / 12 V
Start-up currentKnown for one	1 A	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)	0 - 60 °C	0 - 60 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating relative humidity (H-H)Known for one	5 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating altitudeKnown for one	-60.96 - 3048 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	-60.96 - 12192 m	Unknown — not stated by the source
Operating shockDiffers	350 G	63 G
Non-operating shockKnown for one	800 G	Unknown — not stated by the source
Weight & dimensions1 differ
WidthKnown for one	69.8 mm	Unknown — not stated by the source
DepthKnown for one	100.2 mm	Unknown — not stated by the source
HeightKnown for one	9.5 mm	Unknown — not stated by the source
WeightDiffers	102 g	690 g
Other featuresidentical
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	101.6 x 146.99 x 26.1 mm
InternalKnown for one	Unknown — not stated by the source	Yes
USB poweredKnown for one	Unknown — not stated by the source	No
Acoustic pressure emissionsKnown for one	Unknown — not stated by the source	25 dB

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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