Read Transfer Rates
Western Digital's 74 GB ADFD takes the performance lead in drives tested according to h2benchw 3.6, with an average transfer of 75.3 MB/s. This is 20.1% higher than the Barracuda ES.
Write Transfer Rates
The Western Digital 74 GB ADFD is again at the top of the heap with a write speed of 74.7 MB/s, again, 20.1% faster than the Barracuda.