Yes WC is good only if you are overclocking a i7 above 3.6 Mhz. Else a Air cooling is enough. I could achive even 4.1 Mhz on Air but the issue is Temp rises to 70+ without load and 95+ on load, which is not advisable.
Swiftech & DD are good, But dont forget to check though Koolance &...