cs:go stuttering

Hi guys, I've bought a PC a few years ago. This was primarily for CS:GO use. Spend about 2000 euro on it back then. I'm a pretty competitive player that wants the best possible gear/settings and performance while playing. For many years this wasn't a problem. I played CS:GO at 300fps+ and never...

My Pc specs are : Core 2 Quad Q8200-OC 2.9Ghz 4 gb ddr 2 ram(902ish mhz, overclocking the cpu) Gt 710 2gb ddr3(+312 core clock and +180 mem clock) 500 gb laptop 7200 rpm hard drive and an external Usb 3.0 1tb drive with Cs:Go on it Settings: Everything set to lowest, no anti-alliasing...

CS:GO Stuttering/Huge FPS Drops... Not to long ago i completely reset my PC... After reinstalling windows and getting my programs reinstalled and stuff I installed CS:GO and set my game up to the way I play it. While playing i noticed HUGE fps drops and it's really annoying. I average around...