Benchmarking on SBCL 1.0.31.32
*** 32x32 32768 iterations ***
Evaluation took:
  18.049 seconds of real time
  17.644359 seconds of total run time (17.066536 user, 0.577823 system)
  [ Run times consist of 1.204 seconds GC time, and 16.441 seconds non-GC time. ]
  97.76% CPU
  50,286,012,788 processor cycles
  10,209,267,152 bytes consed
  
*** 64x64 8192 iterations ***
Evaluation took:
  17.854 seconds of real time
  17.495075 seconds of total run time (16.915100 user, 0.579975 system)
  [ Run times consist of 1.213 seconds GC time, and 16.283 seconds non-GC time. ]
  97.99% CPU
  49,743,140,107 processor cycles
  10,207,774,992 bytes consed
  
*** 128x128 2048 iterations ***
Evaluation took:
  17.762 seconds of real time
  17.338023 seconds of total run time (16.737234 user, 0.600789 system)
  [ Run times consist of 1.112 seconds GC time, and 16.227 seconds non-GC time. ]
  97.61% CPU
  49,487,488,134 processor cycles
  10,198,049,344 bytes consed
  
*** 256x256 512 iterations ***
Evaluation took:
  17.421 seconds of real time
  17.024900 seconds of total run time (16.408207 user, 0.616693 system)
  [ Run times consist of 0.938 seconds GC time, and 16.087 seconds non-GC time. ]
  97.73% CPU
  48,538,209,489 processor cycles
  10,163,049,856 bytes consed
  
*** 512x512 128 iterations ***
Evaluation took:
  17.863 seconds of real time
  17.402146 seconds of total run time (16.774243 user, 0.627903 system)
  [ Run times consist of 0.932 seconds GC time, and 16.471 seconds non-GC time. ]
  97.42% CPU
  49,767,355,407 processor cycles
  10,204,411,488 bytes consed
  
*** 1024x1024 32 iterations ***
Evaluation took:
  17.608 seconds of real time
  17.217405 seconds of total run time (16.614253 user, 0.603152 system)
  [ Run times consist of 0.957 seconds GC time, and 16.261 seconds non-GC time. ]
  97.78% CPU
  49,055,627,229 processor cycles
  10,208,781,568 bytes consed
  
*** 2048x2048 8 iterations ***
Evaluation took:
  17.657 seconds of real time
  17.290480 seconds of total run time (16.688575 user, 0.601905 system)
  [ Run times consist of 1.009 seconds GC time, and 16.282 seconds non-GC time. ]
  97.92% CPU
  49,192,074,992 processor cycles
  10,208,938,528 bytes consed
  
*** 4096x4096 2 iterations ***
Evaluation took:
  17.997 seconds of real time
  17.618575 seconds of total run time (17.002853 user, 0.615722 system)
  [ Run times consist of 1.279 seconds GC time, and 16.340 seconds non-GC time. ]
  97.90% CPU
  50,140,693,312 processor cycles
  10,208,942,032 bytes consed