Vista vanquished by XP in performance tests
Almost no one has anything good to say about Vista and the beaten and battered operating system is being trounced by its six years older brother, XP. In a new battery of tests, once and for all, XP is shown to be the performance champion leaving Vista in the dust.
Information Week
reports that Devil Mountain Software posted new results that pitted Windows XP, Vista and Vista SP1 Beta against each other. Even with the SP1 beta upgrade Vista was still a slow poke.
Full article here: Source