The NVIDIA RTX 3090 is the objective winner of this comparison, securing a lead across the majority of the evaluated technical fields. Its most significant advantage over the competition is its shader unit count, which is 413% higher than that of the AMD RX 6600 XT. This substantial hardware lead establishes the NVIDIA RTX 3090 as the superior option for users prioritizing raw processing capacity and high-end technical specifications in their graphics hardware.

Users who require the highest possible shader performance should choose the NVIDIA RTX 3090 for their system builds. Conversely, the AMD RX 6600 XT is the better choice for budget-conscious consumers, as it holds a 75% advantage in MSRP compared to the alternative. By selecting the AMD RX 6600 XT, buyers can capitalize on this significant cost efficiency while still benefiting from a competitive set of specifications that performed well across the evaluated categories.