Comparison table

Name of algorithm	Small file (0.5 MB) - in seconds	Large file (5 MB) - in seconds
aes128	0.003911018371582	0.016005992889404
aes192	0.000746011734009	0.007241964340210
aes256	0.000802040100098	0.007941961288452
blowfish	0.005872964859009	0.048881053924561
des	0.008924007415771	0.082484006881714
des3	0.021384000778198	0.221724033355713
idea	0.005331039428711	0.054740905761719
camellia128	0.003259181976318	0.032696008682251
camellia192	0.004194974899292	0.043447971343994
camellia256	0.004199028015137	0.043410778045654
seed	0.007707834243774	0.079461812973023
RSA (1024 bit)	0.028419017791748	0.033260822296143
RSA (2048 bit)	0.044855117797852	0.064955949783325
RSA (4096 bit)	1.318689823150635	0.961228132247925