From And the Future is ........: The Use of Java and the Web in Scientific Computing Hefei Computational Science and Beijing Web Tutorial -- May 27 and 30 1997. byGeoffrey C. Fox
My SGI INDY gets .54 Megaflops for Java 100 by 100 Linpack
It has 200 Mhz R4400 and current Netlib benchmark for this chip is 32 mflops for optimized Fortran