The NVIDIA RTX 3080 is the objective winner of this comparison, securing victories in nine out of fourteen measured specifications. Its most significant advantage over the NVIDIA RTX 5070 Ti Mobile is its FP32 performance, which is 100% better. While the latter component holds its own in five categories, the former maintains a clear lead in the majority of technical metrics, establishing itself as the more robust hardware option based on the provided data.

Users prioritizing raw computational power should choose the NVIDIA RTX 3080, as its superior FP32 performance offers a substantial advantage for demanding tasks. Conversely, the NVIDIA RTX 5070 Ti Mobile is the better selection for those who specifically require advanced media capabilities, as it provides a 100% improvement in AV1 encoding. Your decision should depend on whether your primary workload relies on general processing strength or specialized video encoding efficiency.