[TUTORIAL] Overclock a Dell Optiplex 755/760/780 (Intel Q6600)

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EDIT: Thanks to Tasselhoff88 for confirming this working on the 760. Also... Thanks to ET127 for confirming this working on the 780!

NOTE! TO maintain this overclock after a reboot, follow this: http://pastebin.com/nVQkX424

ASK QUESTIONS IN THE COMMENTS! I try to reply to EVERY comment!

Links:
CPU-Z: http://www.cpuid.com/downloads/cpu-z/...
RealTemp: https://www.techpowerup.com/downloads...
SetFSB: http://www13.plala.or.jp/setfsb/ (Use the FREEWARE version!!!) (Caused Firefox to freak out, just click "Ignore this Warning" in the bottom right) Because of this, here is a VirusTotal report : https://www.virustotal.com/en/file/1c...
As suggested by others, tape BESL overclock (RandomGamingHD):    • Using Tape To Overclock an Old Optiplex  
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Here I show you how to overclock a Dell Optiplex 755, that is the Intel Core 2 Quad Q6600 model. Know that if any harm is taken to your computer. It's not my fault. Sorry. Any questions? Ask me in the comments, but please read others to avoid repetition.

may we all remember the joys of windows 8

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Music: Band U137