SYSmark 2007 shows the performance of a computer when executing typical scenarios in popular office and digital content creation applications.
This benchmark prefers Intel's Core i5 and Core i7 processors because the applications it employs usually cannot run in multiple parallel threads. As a result, the Phenom II X6 proves to be unable to show its best and falls behind the new Core i5-760 as well as the older Core i5-750.
Comparing the Core i7-860 with the Core i5-760, we can see that the senior model enjoys but a 3% advantage thanks to its Hyper-Threading and faster memory.
To show you the complete picture, here is a table with the SYSMark results sorted by application type.