Benchmarking on Clozure Common Lisp Version 1.3-r12925M  (DarwinX8664)
*** 32x32 32768 iterations ***
(SIMULATE I INITIAL W H) took 33,013,599 microseconds (33.013600 seconds) to run 
                    with 2 available CPU cores.
During that period, 26,749,799 microseconds (26.749800 seconds) were spent in user mode
                    3,761,637 microseconds (3.761637 seconds) were spent in system mode
3,481,644 microseconds (3.481644 seconds) was spent in GC.
 10,771,496,960 bytes of memory allocated.
 0 minor page faults, 387 major page faults, 0 swaps.
*** 64x64 8192 iterations ***
(SIMULATE I INITIAL W H) took 32,547,887 microseconds (32.547890 seconds) to run 
                    with 2 available CPU cores.
During that period, 26,409,444 microseconds (26.409445 seconds) were spent in user mode
                    3,739,433 microseconds (3.739433 seconds) were spent in system mode
3,411,246 microseconds (3.411246 seconds) was spent in GC.
 10,771,103,744 bytes of memory allocated.
 0 minor page faults, 32 major page faults, 0 swaps.
*** 128x128 2048 iterations ***
(SIMULATE I INITIAL W H) took 32,383,253 microseconds (32.383250 seconds) to run 
                    with 2 available CPU cores.
During that period, 26,192,115 microseconds (26.192116 seconds) were spent in user mode
                    3,746,510 microseconds (3.746510 seconds) were spent in system mode
3,439,686 microseconds (3.439686 seconds) was spent in GC.
 10,771,005,440 bytes of memory allocated.
 0 minor page faults, 97 major page faults, 0 swaps.
*** 256x256 512 iterations ***
(SIMULATE I INITIAL W H) took 32,532,906 microseconds (32.532906 seconds) to run 
                    with 2 available CPU cores.
During that period, 26,100,286 microseconds (26.100286 seconds) were spent in user mode
                    3,767,085 microseconds (3.767085 seconds) were spent in system mode
3,519,116 microseconds (3.519116 seconds) was spent in GC.
 10,770,980,864 bytes of memory allocated.
 0 minor page faults, 387 major page faults, 0 swaps.
*** 512x512 128 iterations ***
(SIMULATE I INITIAL W H) took 32,454,036 microseconds (32.454037 seconds) to run 
                    with 2 available CPU cores.
During that period, 26,195,485 microseconds (26.195484 seconds) were spent in user mode
                    3,743,899 microseconds (3.743899 seconds) were spent in system mode
3,528,224 microseconds (3.528224 seconds) was spent in GC.
 10,770,974,720 bytes of memory allocated.
 0 minor page faults, 580 major page faults, 0 swaps.
*** 1024x1024 32 iterations ***
(SIMULATE I INITIAL W H) took 31,613,993 microseconds (31.613993 seconds) to run 
                    with 2 available CPU cores.
During that period, 26,276,691 microseconds (26.276691 seconds) were spent in user mode
                    3,747,565 microseconds (3.747565 seconds) were spent in system mode
3,667,842 microseconds (3.667842 seconds) was spent in GC.
 10,770,973,184 bytes of memory allocated.
 0 minor page faults, 2,258 major page faults, 0 swaps.
*** 2048x2048 8 iterations ***
(SIMULATE I INITIAL W H) took 32,163,268 microseconds (32.163270 seconds) to run 
                    with 2 available CPU cores.
During that period, 26,516,344 microseconds (26.516344 seconds) were spent in user mode
                    3,773,853 microseconds (3.773853 seconds) were spent in system mode
3,943,351 microseconds (3.943351 seconds) was spent in GC.
 10,770,972,800 bytes of memory allocated.
 0 minor page faults, 3,385 major page faults, 0 swaps.
*** 4096x4096 2 iterations ***
(SIMULATE I INITIAL W H) took 33,490,325 microseconds (33.490326 seconds) to run 
                    with 2 available CPU cores.
During that period, 27,272,699 microseconds (27.272700 seconds) were spent in user mode
                    3,750,600 microseconds (3.750600 seconds) were spent in system mode
4,679,739 microseconds (4.679739 seconds) was spent in GC.
 10,770,972,704 bytes of memory allocated.
 0 minor page faults, 5,165 major page faults, 0 swaps.