ocaholic.ch posted a review on the Western Digital VelociRaptor 10k rpm 2.5'' SATA

With the Veloci Raptor 300 GByte Western Digital presents its latest flagship regarding the Raptor series. Again the only 2.5'' measuring Veloci Raptor rotates with 10'000 rpm, has 16 MByte of supporting cache and a claimed access time of 5.5 milliseconds.

Western Digital VelociRaptor 10k rpm 2.5'' SATA Review