The NVIDIA RTX 3070 is the objective winner of this comparison, securing victory in seven out of thirteen evaluated specifications. Its most impactful advantage is a 318% superiority in shader units compared to the NVIDIA GTX 1660 SUPER. This significant lead in processing hardware positions the RTX 3070 as the more capable component for demanding graphical tasks, while the GTX 1660 SUPER maintains a lead in four categories, most notably offering a 54% better MSRP.

Users prioritizing raw processing power and advanced hardware capabilities should choose the NVIDIA RTX 3070 to leverage its massive advantage in shader units. Conversely, the NVIDIA GTX 1660 SUPER is the appropriate selection for budget-conscious buyers who prioritize the 54% better MSRP over the higher-tier performance metrics. Each component serves a distinct market segment based on whether the primary goal is maximizing technical specifications or optimizing for the initial cost of the hardware.