Not being a student of computer studies Clouseau is not too sure if his system is 32 or 64bit. Can anyone enlighten him, with the information provided below, as to what size of operating system this is? Any advice as to what Clouseau should do to upgrade his computer RAM size will be appreciated. Merci Machine Model: Power Mac G5 CPU Type: PowerPC G5 (2.2) Number Of CPUs:2 CPU Speed:1.8 GHz L2 Cache (per CPU):512 KB Memory:2 GB Bus Speed:900 MHz