AMD is the leading manufacturer of which kind of processors, which have an internal design similar to Intel processors, perform the same functions, can be as powerful, but often are less expensive?

intel-compatible processors

Explanation:

AMD is a manufacturer of computer processors, though many think AMD processors are below standard compared to Intel processors but both have their upsides.

Intel processors offer slightly better performance-per-core feature but when it comes to price-per-core and good graphics processing AMD is a good processor for the job.