Intel(R) Xeon(R) CPU X5670 @ 2.93GHz

Xeon X5670, cores 6 / threads 12 

CPU :	family , model 44 and stepping 2,
model name :	Intel(R) Xeon(R) CPU X5670 @ 2.93GHz
cpu MHz :	2933.354
cache size :	12288 KB
flags :	fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm pcid dca sse4_1 sse4_2 popcnt lahf_lm ida arat epb dts tpr_shadow vnmi flexpriority ept vpid
bogomips :	5866.70

Mainboard :	Supermicro X8SAX
Memory :	Kingston 6x 2GiB
Memory benchmark (hdparm) :	9575.53 MB/sec
HD benchmark (hdparm udma6) : (Intel 520 Series SSDs)	231.98 MB/sec

OS: CentOS release 6.8 (Final)
linux:~> openssl version

OpenSSL 1.0.1e-fips 11 Feb 2013

linux:~> openssl engine

(dynamic) Dynamic engine loading support

linux:~> openssl speed -evp aes-128-cbc rc4 blowfish
The 'numbers' are in 1000s of bytes per second processed.

type	16 bytes	64 bytes	256 bytes	1024 bytes	8192 bytes
rc4	257643.63k	482061.31k	618529.88k	670282.75k	690836.82k
blowfish cbc	100867.28k	106469.53k	108257.28k	108719.00k	108874.41k
aes-128-cbc	237919.34k	275240.81k	289503.15k	293229.57k	295469.06k

Create big empty file (1Gb file)

dd if=/dev/zero of=bigfile count=0 seek=2000k  

ssh benchmark - to localhost.

scp bigfile localhost:/dev/null 
for i in aes128-cbc blowfish ; do scp -c  bigfile localhost:/dev/null ; done

bigfile.B6G6PrplQr                100% 1000MB 125.0MB/s   00:08    
bigfile.B6G6PrplQr                100% 1000MB 142.9MB/s   00:07    
bigfile.B6G6PrplQr                100% 1000MB  76.9MB/s   00:13    

default :	125.0MB/s
aes128-cbc :	142.9MB/s
blowfish :	76.9MB/s

encrypted ramdisk test, direct i/o:
size: 2048 megabytes, cipher: aes-cbc-essiv:sha256, key: 256b

blocksize	write speed	read speed	enc speed	dec speed
512	53.988	73.146	26.279	28.581
1k	109.993	133.118	40.529	48.342
2k	258.596	254.352	57.827	71.626
4k	496.205	475.474	75.631	82.600
8k	834.862	964.327	85.891	96.034
16k	1313.687	1566.515	93.177	106.228
1M	2972.989	3678.187	102.990	114.265

encrypted ramdisk test:
size: 1500 megabytes, cipher: aes-cbc-essiv:sha256, key: 256b

blocksize	encrypting speed	decrypting speed
512	354.731	202.244
1k	541.835	207.661
2k	647.039	212.424
4k	621.048	212.058
8k	687.701	207.830
16k	1003.015	207.484
1M	1057.283	209.576