Seagate 320GB 7200rpm HDD vs Seagate Barracuda 7200.11 1.5TB

Comparison of 320GB 7200rpm HDD, Barracuda 7200.11 1.5TB

18 specifications	A Seagate 320GB 7200rpm HDDView product	B Seagate Barracuda 7200.11 1.5TBView product
Features1 differ
HDD capacityDiffers	320 GB	1.53 TB
Storage drive buffer sizeKnown for one	—Unknown — not stated by the source	32 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	10 ms
Average latencyKnown for one	—Unknown — not stated by the source	4.16 ms
HDD sizeKnown for one	2.5"	—Unknown — not stated by the source
Component forKnown for one	Laptop	—Unknown — not stated by the source
Weight & dimensions1 differ
WidthKnown for one	—Unknown — not stated by the source	101.6 mm
DepthKnown for one	—Unknown — not stated by the source	147 mm
HeightKnown for one	—Unknown — not stated by the source	26.1 mm
WeightDiffers	220 g	720 g
Other featuresidentical
Compatible operating systemsKnown for one	Microsoft Windows Vista, XP, 2000 Pro Linux	—Unknown — not stated by the source
Data transfer rateKnown for one	3 Gbit/s	—Unknown — not stated by the source
Mac compatibilityKnown for one	Yes	—Unknown — not stated by the source
Poweridentical
Operating voltageKnown for one	5 V	—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.