The most common cause of graphics card failure is overheating. This occurs when a GPU is operating at high temperature levels for an extended period of time, and can lead to severe damage or even complete malfunction. When a GPU is subjected to too much heat, it will eventually degrade, leading to decreased performance, graphical anomalies, and in some cases, total breakdown.
Overheating is typically the result of several factors, the most common of which are inadequate cooling and overclocking. GPUs generate a lot of heat when performing complex calculations and rendering tasks, and if the cooling system is inadequate, this heat will not be dissipated effectively. If the cooling system is insufficient, the temperature of the GPU will increase and eventually exceed safe levels, causing the hardware to overheat.
Overclocking is also a major contributor to GPU failures as it forces the hardware to run at higher speeds than it was designed and optimized for. Overclocking can cause the temperatures to rise beyond the safe level, resulting in damage to components. Additionally, the increased power consumption associated with overclocking can also strain the GPU, leading to further damage and malfunction.
Poor construction and engineering can also be attributed to graphics card failures. Poorly designed and manufactured GPUs can lead to component failure, decreased performance, and increased temperatures. Additionally, poor construction can lead to issues such as poor electrical insulation, leading to shorts and other malfunctions.
Finally, low quality components and cheap replacements can also cause GPU failures. Low-quality components are often produced using lower grade materials and are less reliable and durable than OEM parts. Furthermore, cheap replacement components may not fit correctly or may be incompatible with the original device. This can lead to poor performance, decreased efficiency and ultimately, hardware failure.
In conclusion, the most common cause of graphics card failure is overheating. However, there are many other factors that can contribute to GPU breakdown, including inadequate cooling, overclocking, poor construction, and low-quality components. Therefore, it is important to ensure that your GPU is properly cooled, and that all components used are of good quality and compatible with the hardware.