Comparison table

Name of algorithm	Small file (0.5 MB) - in seconds	Large file (5 MB) - in seconds
aes128	0.003787994384766	0.017102956771851
aes192	0.000810861587524	0.008319854736328
aes256	0.000851154327393	0.008186817169189
blowfish	0.005382061004639	0.049050092697144
des	0.008044958114624	0.082826137542725
des3	0.021321058273315	0.222133159637451
idea	0.005306959152222	0.055202007293701
camellia128	0.003242969512939	0.039865016937256
camellia192	0.004206895828247	0.046433925628662
camellia256	0.004257917404175	0.051659822463989
seed	0.010127782821655	0.117111206054688
RSA (1024 bit)	0.029133081436157	0.034096956253052
RSA (2048 bit)	0.227884054183960	0.138759851455688
RSA (4096 bit)	1.793765068054199	0.973783969879150