Product comparison · 2 internal hard drives

Seagate Barracuda 7200.7 120GB 8MB (ST3120026A) vs Seagate Barracuda 7200.7 80GB 2MB (ST380011A)

14specifications compared
4differ
10identical
2known for one product only

Key differences

The Seagate Barracuda 7200.7 120GB 8MB (ST3120026A) has 40 GB more HDD capacity than the Seagate Barracuda 7200.7 80GB 2MB (ST380011A) (120 GB vs 80 GB). The Seagate Barracuda 7200.7 120GB 8MB (ST3120026A) has 6 MB more storage drive buffer size than the Seagate Barracuda 7200.7 80GB 2MB (ST380011A) (8 MB vs 2 MB). The Seagate Barracuda 7200.7 80GB 2MB (ST380011A) has 0.5 W more power requirements than the Seagate Barracuda 7200.7 120GB 8MB (ST3120026A) (12.5 W vs 12 W).

HDD capacity
- Barracuda 7200.7 120GB 8MB (ST3120026A):120 GB
- Barracuda 7200.7 80GB 2MB (ST380011A):80 GB
Storage drive buffer size
- Barracuda 7200.7 120GB 8MB (ST3120026A):8 MB
- Barracuda 7200.7 80GB 2MB (ST380011A):2 MB
Power requirements
- Barracuda 7200.7 120GB 8MB (ST3120026A):12 W
- Barracuda 7200.7 80GB 2MB (ST380011A):12.5 W

Side by side

Differences highlightedShow differences only

Comparison of Barracuda 7200.7 120GB 8MB (ST3120026A), Barracuda 7200.7 80GB 2MB (ST380011A)
16 specifications	A Seagate Barracuda 7200.7 120GB 8MB (ST3120026A)View product	B Seagate Barracuda 7200.7 80GB 2MB (ST380011A)View product
Features2 differ
HDD capacityDiffers	120 GB	80 GB
HDD speed	7200 RPM	7200 RPM
Interface	Ultra-ATA/100	Ultra-ATA/100
Storage drive buffer sizeDiffers	8 MB	2 MB
Average seek timeKnown for one	Unknown — not stated by the source	8.5 ms
Average latency	4.16 ms	4.16 ms
Bytes per sector	512	512
Operational conditionsidentical
Operating temperature (T-T)	0 - 60 °C	0 - 60 °C
Weight & dimensionsidentical
Weight	635 g	635 g
Other features2 differ
Special featuresDiffers	350 Gs non-op shock 3D Defense System - Protection against handling damage and data loss	350 Gs non-op shock 3D Defense System S.M.A.R.T.
Power requirementsDiffers	12 W	12.5 W
Dimensions (WxDxH)	101.6 x 146.99 x 26.035 mm	101.6 x 146.99 x 26.035 mm
Internal	Yes	Yes
USB powered	No	No
Sustained data rateKnown for one	Unknown — not stated by the source	58 MB/s
Acoustic pressure emissions	25 dB	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.

More internal hard drive comparisons

All internal hard drive comparisons