Product comparison · 2 internal hard drives

Samsung 300GB Serial ATA II HDD, 20-Pk vs Samsung 400GB Serial ATA II HDD, 20-Pk

Key differences

The Samsung 400GB Serial ATA II HDD, 20-Pk has 100 GB more HDD capacity than the Samsung 300GB Serial ATA II HDD, 20-Pk (400 GB vs 300 GB).

HDD capacity
- 300GB Serial ATA II HDD, 20-Pk:300 GB
- 400GB Serial ATA II HDD, 20-Pk:400 GB

Differences highlightedShow differences only

Comparison of 300GB Serial ATA II HDD, 20-Pk, 400GB Serial ATA II HDD, 20-Pk
26 specifications	A Samsung 300GB Serial ATA II HDD, 20-Pk View product	B Samsung 400GB Serial ATA II HDD, 20-Pk View product
Features1 differ
HDD capacityDiffers	300 GB	400 GB
Poweridentical
Power consumption (standby)Known for one	1.3 W	Unknown — not stated by the source
Power consumption (PowerSave)Known for one	8.4 W	Unknown — not stated by the source
Power consumption (off)Known for one	Unknown — not stated by the source	1.3 W
Other featuresidentical
Power requirementsKnown for one	+5V±5%; +12V±10%	Unknown — not stated by the source
Maximum data transfer rateKnown for one	1000 Mbit/s	Unknown — not stated by the source
HDD transfer rateKnown for one	Unknown — not stated by the source	1000 Mbit/s
Drive ready timeKnown for one	Unknown — not stated by the source	10 s

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.