Comparison table

Name of algorithm	Small file (0.5 MB) - in seconds	Large file (5 MB) - in seconds
aes128	0.003821849822998	0.016000032424927
aes192	0.000745058059692	0.007181882858276
aes256	0.000802040100098	0.008044004440308
blowfish	0.004889965057373	0.049804925918579
des	0.008236885070801	0.083999156951904
des3	0.021493911743164	0.221564054489136
idea	0.005249023437500	0.055710077285767
camellia128	0.003283977508545	0.032848834991455
camellia192	0.004186868667603	0.043334007263184
camellia256	0.004197120666504	0.043394804000855
seed	0.007709026336670	0.079834938049316
RSA (1024 bit)	0.015975952148438	0.021425962448120
RSA (2048 bit)	0.031143903732300	0.076959848403931
RSA (4096 bit)	2.105256080627441	1.155804872512817