Speed Test: OpenSSL Cryptographic Hash Functions MD5 vs SHA1 vs RMD160 vs SHA256

# cat /proc/cpuinfo | grep "^processor" | wc -l
16

# cat /proc/cpuinfo | grep "^model name" | head -1
model name      : Intel(R) Xeon(R) CPU           E5520  @ 2.27GHz

# openssl speed md5
Doing md5 for 3s on 16 size blocks: 3787525 md5's in 3.00s
Doing md5 for 3s on 64 size blocks: 3016201 md5's in 3.00s
Doing md5 for 3s on 256 size blocks: 1856180 md5's in 3.00s
Doing md5 for 3s on 1024 size blocks: 732900 md5's in 3.00s
Doing md5 for 3s on 8192 size blocks: 110783 md5's in 3.00s
OpenSSL 0.9.8e-fips-rhel5 01 Jul 2008
built on: Thu Sep  3 14:22:06 EDT 2009
options:bn(64,64) md2(int) rc4(ptr,int) des(idx,cisc,16,int) aes(partial) blowf 
compiler: gcc -fPIC -DOPENSSL_PIC -DZLIB -DOPENSSL_THREADS -D_REENTRANT -DDSO_DM
available timing options: TIMES TIMEB HZ=100 [sysconf value]
timing function used: times
The 'numbers' are in 1000s of bytes per second processed.
type             16 bytes     64 bytes    256 bytes   1024 bytes   8192 bytes
md5              20200.13k    64345.62k   158394.03k   250163.20k   302511.45k

# openssl speed sha1
Doing sha1 for 3s on 16 size blocks: 3559440 sha1's in 3.00s
Doing sha1 for 3s on 64 size blocks: 2625417 sha1's in 3.00s
Doing sha1 for 3s on 256 size blocks: 1452086 sha1's in 3.00s
Doing sha1 for 3s on 1024 size blocks: 520835 sha1's in 3.00s
Doing sha1 for 3s on 8192 size blocks: 74595 sha1's in 3.00s
OpenSSL 0.9.8e-fips-rhel5 01 Jul 2008
built on: Thu Sep  3 14:22:06 EDT 2009
options:bn(64,64) md2(int) rc4(ptr,int) des(idx,cisc,16,int) aes(partial) blowf 
compiler: gcc -fPIC -DOPENSSL_PIC -DZLIB -DOPENSSL_THREADS -D_REENTRANT -DDSO_DM
available timing options: TIMES TIMEB HZ=100 [sysconf value]
timing function used: times
The 'numbers' are in 1000s of bytes per second processed.
type             16 bytes     64 bytes    256 bytes   1024 bytes   8192 bytes
sha1             18983.68k    56008.90k   123911.34k   177778.35k   203694.08k

# openssl speed rmd160
Doing rmd160 for 3s on 16 size blocks: 2786817 rmd160's in 3.00s
Doing rmd160 for 3s on 64 size blocks: 1855695 rmd160's in 3.00s
Doing rmd160 for 3s on 256 size blocks: 933987 rmd160's in 3.00s
Doing rmd160 for 3s on 1024 size blocks: 311666 rmd160's in 3.00s
Doing rmd160 for 3s on 8192 size blocks: 43238 rmd160's in 3.00s
OpenSSL 0.9.8e-fips-rhel5 01 Jul 2008
built on: Thu Sep  3 14:22:06 EDT 2009
options:bn(64,64) md2(int) rc4(ptr,int) des(idx,cisc,16,int) aes(partial) blowf 
compiler: gcc -fPIC -DOPENSSL_PIC -DZLIB -DOPENSSL_THREADS -D_REENTRANT -DDSO_DM
available timing options: TIMES TIMEB HZ=100 [sysconf value]
timing function used: times
The 'numbers' are in 1000s of bytes per second processed.
type             16 bytes     64 bytes    256 bytes   1024 bytes   8192 bytes
rmd160           14863.02k    39588.16k    79700.22k   106381.99k   118068.57k

# openssl speed sha256
Doing sha256 for 3s on 16 size blocks: 2699497 sha256's in 3.00s
Doing sha256 for 3s on 64 size blocks: 1637013 sha256's in 3.00s
Doing sha256 for 3s on 256 size blocks: 752374 sha256's in 3.00s
Doing sha256 for 3s on 1024 size blocks: 237569 sha256's in 3.00s
Doing sha256 for 3s on 8192 size blocks: 32225 sha256's in 3.00s
OpenSSL 0.9.8e-fips-rhel5 01 Jul 2008
built on: Thu Sep  3 14:22:06 EDT 2009
options:bn(64,64) md2(int) rc4(ptr,int) des(idx,cisc,16,int) aes(partial) blowf 
compiler: gcc -fPIC -DOPENSSL_PIC -DZLIB -DOPENSSL_THREADS -D_REENTRANT -DDSO_DM
available timing options: TIMES TIMEB HZ=100 [sysconf value]
timing function used: times
The 'numbers' are in 1000s of bytes per second processed.
type             16 bytes     64 bytes    256 bytes   1024 bytes   8192 bytes
sha256           14397.32k    34922.94k    64202.58k    81090.22k    87995.73k

SUMMARY

type             16 bytes       64 bytes    256 bytes   1024 bytes   8192 bytes
sha256          14397.32k    34922.94k    64202.58k    81090.22k    87995.73k
rmd160          14863.02k    39588.16k    79700.22k   106381.99k   118068.57k
sha1            18983.68k    56008.90k   123911.34k   177778.35k   203694.08k
md5             20200.13k    64345.62k   158394.03k   250163.20k   302511.45k