The NVIDIA RTX 4090 is the objective winner of this comparison, securing victory in twelve out of fifteen measured specifications. Its most significant advantage over the competition is its FP32 performance, which is 142% better. While the NVIDIA RTX 3080 Ti remains competitive in specific areas, the substantial lead in raw processing capability establishes the former as the superior hardware option based on the provided technical data.

Users prioritizing maximum computational throughput should select the NVIDIA RTX 4090 to leverage its massive lead in FP32 performance. Conversely, the NVIDIA RTX 3080 Ti is the more suitable choice for buyers who prioritize a lower MSRP, as it holds a 25% advantage in that category. Your final decision should depend on whether your primary requirement is the highest possible performance ceiling or a more favorable initial cost.