The AMD RX 6800 XT is the objective winner of this comparison, securing victories in eleven out of fourteen measured specifications. Its most significant advantage over the NVIDIA RTX 2080 SUPER is its VRAM capacity, which is 100% higher. This substantial increase in memory provides a clear technical lead, establishing the AMD RX 6800 XT as the superior hardware choice based on the provided data points.

Users prioritizing memory capacity should select the AMD RX 6800 XT for its doubled VRAM advantage. Conversely, the NVIDIA RTX 2080 SUPER is the preferred option for those who prioritize power efficiency, as it maintains a 17% advantage in TDP. Choosing between these two components depends entirely on whether your specific build requirements favor the significantly larger memory pool of the former or the lower power draw of the latter.