— Today, however, with advances in compiler technology,
it equals and sometimes outperforms C++ in many benchmarks.
This fact, coupled with its first-class security model and threading support,
make it an excellent choice for both server-side and desktop applications.
— kano.net/javabench/
потом идём сюда: bruscy.republika.pl/pages/przemek/java_not_really_faster_than_cpp.html
Ну не могу я поверить что Java «outperforms C++ in many benchmarks».
Java @ CERN