The NVIDIA RTX 4060 is the objective winner of this comparison, securing victory in ten out of thirteen measured specifications. Its most significant advantage over the AMD RX 580 is its FP32 performance, which is 145% higher. While the AMD RX 580 maintains a notable lead in memory bus width, boasting a 100% advantage in that specific category, it falls behind the NVIDIA RTX 4060 in the vast majority of technical metrics evaluated.

Users prioritizing raw computational power and modern technical specifications should choose the NVIDIA RTX 4060 for its superior FP32 performance. Conversely, the AMD RX 580 remains a relevant consideration for specific use cases that rely heavily on a wider memory bus. Your final selection should depend on whether your primary requirements favor the high-speed processing capabilities of the newer card or the specific memory architecture offered by the older model.