1 solaris 2.5.1 - sparc 10 50mhz - gcc 2.7.2 2 3 options des ecb/s 4 16 c i 124382.70 100.0% 5 4 c i 118884.68 95.6% 6 16 c p 112261.20 90.3% 7 16 r2 i 111777.10 89.9% 8 16 r2 p 108896.30 87.5% 9 16 r1 p 108791.59 87.5% 10 4 c p 107290.10 86.3% 11 4 r1 p 104583.80 84.1% 12 16 r1 i 104206.20 83.8% 13 4 r2 p 103709.80 83.4% 14 4 r2 i 98306.43 79.0% 15 4 r1 i 91525.80 73.6% 16 -DDES_UNROLL 17 18