First system

[theZomgtiger]

My new FIRST system!

Build went nice and smooth no problems and everything is up and running good and cool

Mobo: ASRock Z68 Gen3

CPU: i5-2500k sandy bridge

GPU: Radeon HD 6870 SAPPHIRE

RAM: 2x 4GB Sticks Corsair Vengeance

PSU: Corsair TX650M

Heatsink: Cooler Master Hyper 212

Im wanting to Overclock, hence the extra heatsink. But im not sure how... and how can i like test to see how fast my pc is?

 

[mayanksinghsolanki]

You can see the TOMSHARDWARE cpu cooler charts for selecting a heatsink.
To check how fast is your pc run some tests like PCMarkvantage, 3DMark Vantage and 3dmark06 and compare the results.