i3 i5 and i7 are indications of how many threads the CPU supports, basically how tasks it can process simultaneously, but a modern i3 is going to outstrip an i7 from 10 years ago, even if they appear to have similar clock speeds.
i3 i5 and i7 are indications of how many threads the CPU supports, basically how tasks it can process simultaneously, but a modern i3 is going to outstrip an i7 from 10 years ago, even if they appear to have similar clock speeds.