: Modern i7 processors typically boast higher core counts (often 8–20) compared to i5 models (usually 6–14). The i7's use of Hyper-Threading —which allows physical cores to handle multiple tasks at once—effectively doubles its processing threads, making it superior for aggressive multitasking.
: Core i7 processors generally feature higher base and boost clock speeds, reaching up to 5.4 or 5.5 GHz, whereas i5 models typically peak around 4.9 to 5.3 GHz.
Intel Core i5 Vs Intel Core i7 - A Complete A-Z Guide - ASUS
The "best" processor is defined by daily activities rather than raw specifications.