Better late than never: Yes, it's working great! The part making most noise in idle and in load is the fractal fans. It's only a very low hummering depending on the fan settings. E.g. played Crysis 2, 1920x1080, on lowest fan speed (I think the fan controllers lowest is ~600RPM), without any problem...

My new spec: FRACTAL DESIGN MIDITOWER DEFINE R3 BLACK NOCTUA NH-U12P SE2 S-1155/1156/1366/AM3 INTEL CORE I5 2500K 3.30GHZ 6MB S-1155 GAINWARD GEFORCE GTX 560Ti 1GB PhysX (Phantom) INTEL 320 SERIES 2.5" 120GB SSD SATA/300 MLC 25NM WESTERN DIGITAL CAVIAR GREEN 2TB SATA/300 64MB CORSAIR 8GB DDR3 XMS3 I...

Thanks for your replies. Maybe 8 GB of RAM might be a good idea. Yes, what about CORSAIR 8GB DDR3 XMS3 VENGEANCE PC3-12800 1600MHZ CL9 (2X4GB)? why not go i5 2500K ? OCing hasn't been easier. You are right, I just wanted the on-board video and I thought clocking would make the computer less silent? ...

I want the PC to be as quiet as possible, but still with good gaming performance (unclocked) Here is the spec: FRACTAL DESIGN MIDITOWER DEFINE R3 BLACK FRACTAL DESIGN SILENT SERIES 140MM 9DB RETAIL (1 at the bottom) SEASONIC X-460 460W MODULAR FANLESS INTEL CORE I5 2500 3.30GHZ 6MB S-1155 NOCTUA NH-...