Product comparison · 2 internal hard drives

Seagate BARRACUDA 7200.8 300GB vs Seagate HD DiamondMax Plus9

Key differences

HDD capacity
- BARRACUDA 7200.8 300GB:300 GB
- HD DiamondMax Plus9:80 GB
Interface
- BARRACUDA 7200.8 300GB:Serial ATA
- HD DiamondMax Plus9:Ultra-ATA/133
Storage drive buffer size
- BARRACUDA 7200.8 300GB:8 MB
- HD DiamondMax Plus9:2 MB
Average latency
- BARRACUDA 7200.8 300GB:4.16 ms
- HD DiamondMax Plus9:4.2 ms
Weight
- BARRACUDA 7200.8 300GB:635 g
- HD DiamondMax Plus9:630 g
Dimensions (WxDxH)
- BARRACUDA 7200.8 300GB:146.99 x 101.6 x 26.11 mm
- HD DiamondMax Plus9:101.6 x 147 x 26.1 mm

Differences highlightedShow differences only

Comparison of BARRACUDA 7200.8 300GB, HD DiamondMax Plus9
14 specifications	A Seagate BARRACUDA 7200.8 300GB View product	B Seagate HD DiamondMax Plus9 View product
Features4 differ
HDD capacityDiffers	300 GB	80 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	Serial ATA	Ultra-ATA/133
Storage drive buffer sizeDiffers	8 MB	2 MB
Access timeKnown for one	Unknown — not stated by the source	9.3 ms
Average latencyDiffers	4.16 ms	4.2 ms
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 55 °C
Weight & dimensions1 differ
WeightDiffers	635 g	630 g
Other features1 differ
Special featuresKnown for one	Unknown — not stated by the source	Quiet Drive Technology, 100 % FDB (fluid dynamic bearing) motors, Maxtor Shock Protection System, Maxtor Data Protection System.
Dimensions (WxDxH)Differs	146.99 x 101.6 x 26.11 mm	101.6 x 147 x 26.1 mm
Internal	Yes	Yes
HDD transfer rateKnown for one	150 Mbit/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.