Here are a bunch of options for the best CPU for the NVIDIA RTX 3070 that won't keep the card from achieving its true potential. AMD Ryzen 9 5950X CPU. View at Amazon. ... Intel Core i9-12900K CPU. View at Amazon. ... AMD Ryzen 7 5800X CPU. View at Walmart. ... Intel Core i7-12700K CPU. ... AMD Ryzen 5 5600X CPU. ... Intel Core i5-12600K CPU. Nov 28, 2022