RPCS3 is compatible with a RAM of 4GB and above.It can also do 500 and over games, however, with glitches. The exciting bit is that the emulator can support up to 180 games playing correctly. RPCS3 for your PS3 is suitable both for your Windows PC and for your Mac.
The user interface is impressive, and it works quite well. RPCS3 is one the best and easy to use PS3 emulators available for Windows OS computers.
After trying tens of PS3 emulators and spending hundreds of hours playing PS3 games on PC, I can assure you these are some of the top Playstation 3 emulators for any Windows OS PCs.