Re: ? about multiplier
I run 400x9 on my QX9650. I've found that the best compromise for speed and heat generation.
I can also run 400x10 completely stable but the heat gets a bit higher than I'd like when I run Prime95. Still stable though.
CPU: Intel i7 2600k
Video: EVGA GTX 780 / 24" BenQ FP241WZ LCD
Motherboard & RAM: ASRock P67 Extreme6 / 16GB DDR3 RAM
Storage: Corsair Force Series GT 265GB SSD / Western Digital Caviar Black 2TB / Two Seagate Barracuda 1.5TB drives
Optical Storage: Pioneer BDR-206DBKS
Sound: Sound Blaster X-Fi / Logitech Z-5500
OS: Windows 8 (64-bit)
Other: Antec P183 Case / Corsair AX-1200 Power Supply / Logitech G5 (v2.0) / Microsoft Natural Ergonomic Keyboard 4000
Console: XBox 360 Elite