Yewen said:If you are watching HD films on a PC though, if it is a HTPC you will not be multitasking, and usually you have a bare install of windows with only the essentials.
60% CPU is nothing, as that is all it has to do, if it was 95% then it may be a issue.
I have ran it fine on a 6200TC so you do not need much grunt.
The 6100\6200 series chips have purevideo, which helps.