The NVIDIA RTX 5090 is the objective winner of this comparison, securing victories in twelve out of fifteen measured categories. Its most significant technical advantage is its FP32 performance, which is 941% better than that of the NVIDIA RTX 2080. While the older card maintains a lead in MSRP, the newer model dominates the hardware specifications across nearly every other metric, establishing a massive gap in raw computational capability between the two generations.

Users prioritizing maximum performance should choose the NVIDIA RTX 5090 to leverage its superior FP32 output. Conversely, the NVIDIA RTX 2080 remains the logical choice for buyers who are primarily focused on the initial MSRP, as it holds a 65% advantage in that specific category. Selecting between these two components depends entirely on whether the user values the substantial leap in processing power or the lower cost associated with the older hardware.