The AMD RX 6600 is the objective winner of this comparison, securing victory across seven of the thirteen evaluated specifications. Its most significant technical advantage is its FP16 performance, which outperforms the NVIDIA GTX 1080 Ti by 9822 percent. This massive disparity in floating-point capability represents the primary technical edge held by the newer architecture, establishing the AMD RX 6600 as the superior choice based on the total count of winning specifications.

Users prioritizing modern architectural efficiency and the specific advantages of the AMD RX 6600 should select it for its superior FP16 performance. Conversely, those who require the specific benefits of a wider memory bus should opt for the NVIDIA GTX 1080 Ti, which maintains a 175 percent advantage in that category. Choosing between these two components depends entirely on whether your workload relies more heavily on the high-speed memory interface or the vastly improved FP16 throughput.