Old (Intel(R) Xeon(R) CPU E5-2680 v3 @ 2.50GHz): (nox:19:39:CST)% openssl speed blowfish aes Doing aes-128 cbc for 3s on 16 size blocks: 29338852 aes-128 cbc's in 2.98s Doing aes-128 cbc for 3s on 64 size blocks: 7221253 aes-128 cbc's in 2.92s Doing aes-128 cbc for 3s on 256 size blocks: 1889228 aes-128 cbc's in 2.99s Doing aes-128 cbc for 3s on 1024 size blocks: 472833 aes-128 cbc's in 2.97s Doing aes-128 cbc for 3s on 8192 size blocks: 59877 aes-128 cbc's in 3.00s Doing aes-128 cbc for 3s on 16384 size blocks: 29616 aes-128 cbc's in 2.97s Doing aes-192 cbc for 3s on 16 size blocks: 24667126 aes-192 cbc's in 2.97s Doing aes-192 cbc for 3s on 64 size blocks: 6489932 aes-192 cbc's in 2.98s Doing aes-192 cbc for 3s on 256 size blocks: 1635117 aes-192 cbc's in 2.99s Doing aes-192 cbc for 3s on 1024 size blocks: 411359 aes-192 cbc's in 3.00s Doing aes-192 cbc for 3s on 8192 size blocks: 51344 aes-192 cbc's in 2.98s Doing aes-192 cbc for 3s on 16384 size blocks: 25682 aes-192 cbc's in 3.00s Doing aes-256 cbc for 3s on 16 size blocks: 21971687 aes-256 cbc's in 3.00s Doing aes-256 cbc for 3s on 64 size blocks: 5695955 aes-256 cbc's in 2.99s Doing aes-256 cbc for 3s on 256 size blocks: 1432252 aes-256 cbc's in 3.00s Doing aes-256 cbc for 3s on 1024 size blocks: 360164 aes-256 cbc's in 3.00s Doing aes-256 cbc for 3s on 8192 size blocks: 44960 aes-256 cbc's in 3.00s Doing aes-256 cbc for 3s on 16384 size blocks: 22408 aes-256 cbc's in 2.99s Doing blowfish cbc for 3s on 16 size blocks: 15973042 blowfish cbc's in 2.99s Doing blowfish cbc for 3s on 64 size blocks: 4242422 blowfish cbc's in 3.00s Doing blowfish cbc for 3s on 256 size blocks: 1070963 blowfish cbc's in 3.00s Doing blowfish cbc for 3s on 1024 size blocks: 269027 blowfish cbc's in 2.99s Doing blowfish cbc for 3s on 8192 size blocks: 33674 blowfish cbc's in 3.00s Doing blowfish cbc for 3s on 16384 size blocks: 16846 blowfish cbc's in 3.00s OpenSSL 1.1.1h 22 Sep 2020 built on: Sat Oct 10 22:00:47 2020 UTC options:bn(64,64) rc4(16x,int) des(int) aes(partial) blowfish(ptr) compiler: gcc -fPIC -pthread -m64 -Wa,--noexecstack -Wall -Wa,--noexecstack -g -O2 -fdebug-prefix-map=/build/openssl-1RVkDL/openssl-1.1.1h=. -fstack-protector-strong -Wformat -Werror=format-security -DOPENSSL_USE_NODELETE -DL_ENDIAN -DOPENSSL_PIC -DOPENSSL_CPUID_OBJ -DOPENSSL_IA32_SSE2 -DOPENSSL_BN_ASM_MONT -DOPENSSL_BN_ASM_MONT5 -DOPENSSL_BN_ASM_GF2m -DSHA1_ASM -DSHA256_ASM -DSHA512_ASM -DKECCAK1600_ASM -DRC4_ASM -DMD5_ASM -DAESNI_ASM -DVPAES_ASM -DGHASH_ASM -DECP_NISTZ256_ASM -DX25519_ASM -DPOLY1305_ASM -DNDEBUG -Wdate-time -D_FORTIFY_SOURCE=2 The 'numbers' are in 1000s of bytes per second processed. type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes 16384 bytes blowfish cbc 85474.47k 90505.00k 91388.84k 92135.00k 91952.47k 92001.62k aes-128 cbc 157524.04k 158274.04k 161753.30k 163023.90k 163504.13k 163376.61k aes-192 cbc 132886.87k 139381.09k 139996.64k 140410.54k 141144.31k 140257.96k aes-256 cbc 117182.33k 121920.11k 122218.84k 122935.98k 122770.77k 122786.85k New (AMD EPYC 7542 32-Core Processor): (nox:23:46:CST)% openssl speed blowfish aes Doing aes-128 cbc for 3s on 16 size blocks: 36161141 aes-128 cbc's in 2.99s Doing aes-128 cbc for 3s on 64 size blocks: 9605635 aes-128 cbc's in 3.00s Doing aes-128 cbc for 3s on 256 size blocks: 2505940 aes-128 cbc's in 3.00s Doing aes-128 cbc for 3s on 1024 size blocks: 591153 aes-128 cbc's in 2.96s Doing aes-128 cbc for 3s on 8192 size blocks: 75969 aes-128 cbc's in 2.99s Doing aes-128 cbc for 3s on 16384 size blocks: 39970 aes-128 cbc's in 3.00s Doing aes-192 cbc for 3s on 16 size blocks: 33180577 aes-192 cbc's in 3.00s Doing aes-192 cbc for 3s on 64 size blocks: 8315742 aes-192 cbc's in 2.99s Doing aes-192 cbc for 3s on 256 size blocks: 2175778 aes-192 cbc's in 3.00s Doing aes-192 cbc for 3s on 1024 size blocks: 503054 aes-192 cbc's in 2.99s Doing aes-192 cbc for 3s on 8192 size blocks: 67298 aes-192 cbc's in 2.99s Doing aes-192 cbc for 3s on 16384 size blocks: 33264 aes-192 cbc's in 2.99s Doing aes-256 cbc for 3s on 16 size blocks: 28108064 aes-256 cbc's in 2.99s Doing aes-256 cbc for 3s on 64 size blocks: 7232973 aes-256 cbc's in 2.98s Doing aes-256 cbc for 3s on 256 size blocks: 1877334 aes-256 cbc's in 2.99s Doing aes-256 cbc for 3s on 1024 size blocks: 473074 aes-256 cbc's in 2.99s Doing aes-256 cbc for 3s on 8192 size blocks: 56168 aes-256 cbc's in 2.98s Doing aes-256 cbc for 3s on 16384 size blocks: 28892 aes-256 cbc's in 2.99s Doing blowfish cbc for 3s on 16 size blocks: 22019394 blowfish cbc's in 3.00s Doing blowfish cbc for 3s on 64 size blocks: 5932642 blowfish cbc's in 2.99s Doing blowfish cbc for 3s on 256 size blocks: 1491062 blowfish cbc's in 3.00s Doing blowfish cbc for 3s on 1024 size blocks: 379946 blowfish cbc's in 2.99s Doing blowfish cbc for 3s on 8192 size blocks: 45192 blowfish cbc's in 3.00s Doing blowfish cbc for 3s on 16384 size blocks: 23550 blowfish cbc's in 3.00s OpenSSL 1.1.1h 22 Sep 2020 built on: Sat Oct 10 22:00:47 2020 UTC options:bn(64,64) rc4(8x,int) des(int) aes(partial) blowfish(ptr) compiler: gcc -fPIC -pthread -m64 -Wa,--noexecstack -Wall -Wa,--noexecstack -g -O2 -fdebug-prefix-map=/build/openssl-1RVkDL/openssl-1.1.1h=. -fstack-protector-strong -Wformat -Werror=format-security -DOPENSSL_USE_NODELETE -DL_ENDIAN -DOPENSSL_PIC -DOPENSSL_CPUID_OBJ -DOPENSSL_IA32_SSE2 -DOPENSSL_BN_ASM_MONT -DOPENSSL_BN_ASM_MONT5 -DOPENSSL_BN_ASM_GF2m -DSHA1_ASM -DSHA256_ASM -DSHA512_ASM -DKECCAK1600_ASM -DRC4_ASM -DMD5_ASM -DAESNI_ASM -DVPAES_ASM -DGHASH_ASM -DECP_NISTZ256_ASM -DX25519_ASM -DPOLY1305_ASM -DNDEBUG -Wdate-time -D_FORTIFY_SOURCE=2 The 'numbers' are in 1000s of bytes per second processed. type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes 16384 bytes blowfish cbc 117436.77k 126986.32k 127237.29k 130121.97k 123404.29k 128614.40k aes-128 cbc 193504.43k 204920.21k 213840.21k 204506.98k 208139.82k 218289.49k aes-192 cbc 176963.08k 177995.82k 185666.39k 172283.38k 184383.02k 182273.37k aes-256 cbc 150411.04k 155339.02k 160734.95k 162015.98k 154405.46k 158316.56k