without disk test :

http://db.xbench.com/merge.xhtml?doc1=219932&doc2=1

with disk test :

http://db.xbench.com/merge.xhtml?doc1=219934&doc2=1

comparison of both tests :

http://db.xbench.com/merge.xhtml?doc...34&doc2=219932

Core 2 Duo E6400 @ 2.13Ghz
2Gb DDR2 CL4 667Mhz
GeForce 7600GS
SATA ICH7 - 250Gb @ 8Mb cache

hard drive test is just screwing the rest of the test (xbench is pretty crappy benchmark anyway)