The AMD RX 9060 XT 16 GB is the objective winner of this comparison, securing victories in ten out of thirteen measured specifications. Its most significant technical advantage is its FP16 performance, which is 372% better than that of the NVIDIA GTX 1660 Ti. This substantial lead in computational throughput establishes the AMD RX 9060 XT 16 GB as the superior option across the majority of the evaluated hardware metrics.

Users prioritizing raw computational power should choose the AMD RX 9060 XT 16 GB to leverage its massive advantage in FP16 performance. Conversely, the NVIDIA GTX 1660 Ti remains a viable alternative for specific use cases that rely heavily on memory bandwidth, as it maintains a 50% advantage in memory bus width. Selecting between these two components depends on whether your workload benefits more from the superior processing capabilities of the AMD card or the wider memory bus of the NVIDIA model.