Openssl

openssl speed rsa1024 rsa2048 rsa4096
Doing 1024 bit private rsa's for 10s: 64836 1024 bit private RSA's in 9.97s
Doing 1024 bit public rsa's for 10s: 938396 1024 bit public RSA's in 9.97s
Doing 2048 bit private rsa's for 10s: 8423 2048 bit private RSA's in 9.97s
Doing 2048 bit public rsa's for 10s: 276722 2048 bit public RSA's in 9.97s
Doing 4096 bit private rsa's for 10s: 1123 4096 bit private RSA's in 9.98s
Doing 4096 bit public rsa's for 10s: 76153 4096 bit public RSA's in 9.98s
OpenSSL 1.0.1f 6 Jan 2014
built on: Mon May  2 16:53:18 UTC 2016
options:bn(64,64) rc4(16x,int) des(idx,cisc,16,int) aes(partial) blowfish(idx)
compiler: cc -fPIC -DOPENSSL_PIC -DOPENSSL_THREADS -D_REENTRANT -DDSO_DLFCN -DHAVE_DLFCN_H 
-m64 -DL_ENDIAN -DTERMIO -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat 
-Werror=format-security -D_FORTIFY_SOURCE=2 -Wl,-Bsymbolic-functions -Wl,-z,relro -Wa,--noexecstack 
-Wall -DMD32_REG_T=int -DOPENSSL_IA32_SSE2 -DOPENSSL_BN_ASM_MONT -DOPENSSL_BN_ASM_MONT5 -DOPENSSL_BN_ASM_GF2m 
-DSHA1_ASM -DSHA256_ASM -DSHA512_ASM -DMD5_ASM -DAES_ASM -DVPAES_ASM -DBSAES_ASM -DWHIRLPOOL_ASM -DGHASH_ASM
                  sign    verify    sign/s verify/s
rsa 1024 bits 0.000154s 0.000011s   6503.1  94122.0
rsa 2048 bits 0.001184s 0.000036s    844.8  27755.5
rsa 4096 bits 0.008887s 0.000131s    112.5   7630.6

Ciphers

openssl ciphers -v