They tried and failed at least three times: Intel i960 Intel i860 Itanium https://www.quora.com/Why-didnt-Intel-move-from-CISC-architecture-to-RISC-a

They tried and failed at least three times: Intel i960 Intel i860 Itanium https://www.quora.com/Why-didnt-Intel-move-from-CISC-architecture-to-RISC-architecture https://www.quora.com/Why-didnt-Intel-move-from-CISC-archite... Added: Intel created a huge moat and wall around their x86 architecture. It worked very well for them in keeping out the rest of the world. The problem is, they inadvertently bricked up their gate and burned their drawbridge and now they are imprisoned in their own castle.