Not every graphics card is designed to and/or capable of overclocking as well as others.Before getting started, there are some important things to bear in mind: But by proceeding carefully, overclocking is quite safe. bricking) or shorten the lifespan of a video graphics card. It’s true that reckless GPU overclocking can permanently stop the graphics card from working (i.e. The result improves frame rates, which leads to smoother, more pleasing gameplay. If you have a Windows or Linux OS system (sorry Mac users, but it’s not as easy or worth it to attempt overclocking), you can increase core and memory clock speeds to boost performance. That means there is more power and capability available, but it's not enabled by the manufacturer. Most video graphics cards use default/stock settings that leave some headroom. There’s a way to surpass this deficiency and improve your system’s gaming prowess, all without having to purchase an upgrade. This means that the card’s GPU is struggling to keep up, typically during data-intensive parts of games. Those who play games on computers - the kinds that require a decent video graphics card - may sometimes encounter video lag or choppy frame rates.