• [^] # Re: x8

    Posté par . En réponse au journal Power8 et openssl speed aes. Évalué à 3.

    sur un raspberry pi B+ :

    pi2:~$ cat /proc/cpuinfo
processor : 0
model name : ARMv6-compatible processor rev 7 (v6l)
Features : swp half thumb fastmult vfp edsp java tls
CPU implementer : 0x41
CPU architecture: 7
CPU variant : 0x0
CPU part : 0xb76
CPU revision : 7
Hardware : BCM2708
Revision : 0010
pi2:~$ openssl speed aes
Doing aes-128 cbc for 3s on 16 size blocks: 2562542 aes-128 cbc's in 2.99s
Doing aes-128 cbc for 3s on 64 size blocks: 709587 aes-128 cbc's in 2.98s
Doing aes-128 cbc for 3s on 256 size blocks: 182806 aes-128 cbc's in 2.97s
Doing aes-128 cbc for 3s on 1024 size blocks: 45954 aes-128 cbc's in 2.96s
Doing aes-128 cbc for 3s on 8192 size blocks: 5758 aes-128 cbc's in 2.98s
Doing aes-192 cbc for 3s on 16 size blocks: 2260315 aes-192 cbc's in 2.99s
Doing aes-192 cbc for 3s on 64 size blocks: 617059 aes-192 cbc's in 2.99s
Doing aes-192 cbc for 3s on 256 size blocks: 158048 aes-192 cbc's in 2.99s
Doing aes-192 cbc for 3s on 1024 size blocks: 39784 aes-192 cbc's in 3.00s
Doing aes-192 cbc for 3s on 8192 size blocks: 4979 aes-192 cbc's in 2.99s
Doing aes-256 cbc for 3s on 16 size blocks: 2017243 aes-256 cbc's in 2.99s
Doing aes-256 cbc for 3s on 64 size blocks: 545751 aes-256 cbc's in 2.99s
Doing aes-256 cbc for 3s on 256 size blocks: 139332 aes-256 cbc's in 3.00s
Doing aes-256 cbc for 3s on 1024 size blocks: 35088 aes-256 cbc's in 2.98s
Doing aes-256 cbc for 3s on 8192 size blocks: 4391 aes-256 cbc's in 2.99s
OpenSSL 1.0.1j 15 Oct 2014
built on: Tue Oct 21 05:35:53 UTC 2014
options:bn(64,32) rc4(ptr,char) des(idx,cisc,16,long) aes(partial) blowfish(ptr)
compiler: gcc -fPIC -DOPENSSL_PIC -DOPENSSL_THREADS -D_REENTRANT -DDSO_DLFCN -DHAVE_DLFCN_H -DL_ENDIAN -DTERMIO -g -O2 -fstack-protector-strong -Wformat -Werror=format-security -D_FORTIFY_SOURCE=2 -Wl,-z,relro -Wa,--noexecstack -Wall -DOPENSSL_BN_ASM_MONT -DOPENSSL_BN_ASM_GF2m -DSHA1_ASM -DSHA256_ASM -DSHA512_ASM -DAES_ASM -DGHASH_ASM
The 'numbers' are in 1000s of bytes per second processed.
type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes
aes-128 cbc 13712.60k 15239.45k 15757.02k 15897.60k 15828.70k
aes-192 cbc 12095.33k 13207.95k 13531.87k 13579.61k 13641.46k
aes-256 cbc 10794.61k 11681.63k 11889.66k 12057.08k 12030.46k