HD benchmark, HP Envy DV 7, 8Gb Hynix 1600Mhz, TOSHIBA MQ01ABD100 (AX001C) (1Tb/5400 rpm), Linux Mint 14 (64bits). Test script : https://gist.github.com/4321936

dd-test-hp-envy-dv7

First Test :

testing pseudo-IO performances - 1st Pass
2048+0 records in
2048+0 records out
2147483648 bytes (2.1 GB) copied, 0.117199 s, 18.3 GB/s
testing IO write performances - 1st Pass
2048+0 records in
2048+0 records out
2147483648 bytes (2.1 GB) copied, 31.9513 s, 67.2 MB/s
testing IO read performances - 1st Pass
2048+0 records in
2048+0 records out
2147483648 bytes (2.1 GB) copied, 0.273845 s, 7.8 GB/s
testing IO read performances - 2nd Pass
2048+0 records in
2048+0 records out
2147483648 bytes (2.1 GB) copied, 0.23658 s, 9.1 GB/s
testing IO write performances - 2nd Pass
2048+0 records in
2048+0 records out
2147483648 bytes (2.1 GB) copied, 32.5731 s, 65.9 MB/s

Second Test :

testing pseudo-IO performances - 1st Pass
2048+0 records in
2048+0 records out
2147483648 bytes (2.1 GB) copied, 0.111664 s, 19.2 GB/s
testing IO write performances - 1st Pass
2048+0 records in
2048+0 records out
2147483648 bytes (2.1 GB) copied, 32.1767 s, 66.7 MB/s
testing IO read performances - 1st Pass
2048+0 records in
2048+0 records out
2147483648 bytes (2.1 GB) copied, 0.271792 s, 7.9 GB/s
testing IO read performances - 2nd Pass
2048+0 records in
2048+0 records out
2147483648 bytes (2.1 GB) copied, 0.235854 s, 9.1 GB/s
testing IO write performances - 2nd Pass
2048+0 records in
2048+0 records out
2147483648 bytes (2.1 GB) copied, 32.2973 s, 66.5 MB/s