you should also check which process uses up that much CPU. It might not necessarily be TortoiseProc.exe.
you can also try reducing the amount of data the repobrowser transfers: settings dialog->Dialogs3, uncheck all boxes under "repository browser" -- You received this message because you are subscribed to the Google Groups "TortoiseSVN" group. To unsubscribe from this group and stop receiving emails from it, send an email to tortoisesvn+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/tortoisesvn/95087fd2-937f-4c42-872c-3234ee12b4ben%40googlegroups.com.