A gaming PC with water cooling is the best choice for intensive gaming sessions. With a water-cooled PC, the liquid goes through a heatsink on the processor or video card via tubes. The warm liquid is moved away by fans. This results in a better cooling performance, which is mainly useful during overclocking or when you play graphically demanding games. Because the components in your PC run at a lower temperature, your PC also lasts longer. The water cooling also looks more professional in your gaming setup.