16 MB memory block encryption in ECB mode
                                                          
System                      CC                       Bytes/s

i486DX33, MSDOS 6.22        bcc -3 -O2               ~ 57000
i486DX40, LINUX 1.1.59      gcc -O2                  ~135000
i586DX90, MSDOS 6.22        bcc -3 -O2               ~200000
IBM RS6K/520, AIX 3.2       xlc -O                   ~117000
IBM RS6K/320, AIX 3.2.5     xlc -O3 -qtune=pwr       ~121000
IBM RS6K/320H, AIX 3.2      xlc -O                   ~153000
DG AV400, DGUX 5.4.3        gcc -O2                  ~110000
DG AV5225, DGUX 5.4.3       gcc -O2                  ~141000
DG AV550, DGUX 5.4.3        gcc -O2                  ~336000
DG AV9500, DGUX 5.4.3       gcc -O2                  ~386000
HP 9000/835, HPUX 8         cc -O                    ~ 59000
HP 9000/807, HPUX 9         cc -O                    ~168000
HP 9000/800-E35 HPUX 9      cc -O                    ~262000
HP E9000/720, HPUX 9        cc -O                    ~280000
HP B9000/867-G40, HPUX 9    cc -O                    ~350000