Comparison table

Name of algorithm	Small file (0.5 MB) - in seconds	Large file (5 MB) - in seconds
aes128	0.003463029861450	0.016413211822510
aes192	0.000780105590820	0.007535934448242
aes256	0.000847101211548	0.008073091506958
blowfish	0.004848003387451	0.048983097076416
des	0.008022069931030	0.082489013671875
des3	0.021310091018677	0.222016096115112
idea	0.006326913833618	0.054535865783691
camellia128	0.003223896026611	0.032726049423218
camellia192	0.004217863082886	0.043427228927612
camellia256	0.004208087921143	0.043483972549439
seed	0.007686853408813	0.079349040985107
RSA (1024 bit)	0.063433170318604	0.033432006835938
RSA (2048 bit)	0.243132114410400	0.104584932327271
RSA (4096 bit)	0.999068975448608	1.723467111587524