>> "C. Scott Ananian" <cananian@lesser-magoo.csail.mit.edu> writes: > But 50% performance improvement on oggenc is really quite impressive. > Media processing is not exactly the first thing that pops into mind > as an AMD64 application. Yes, it is. Look at the instruction set, and notice the "128-bit media instructions". At AMD's site you want documents 24592, 24593, 24594, 26568 and 26569. Marcelo