Original: Well known RISC families include DEC Alpha , AMD 29k , ARC , ARM , Atmel AVR , MIPS , PA-RISC , Power ( including PowerPC ) , SuperH , and SPARC .
Simplified: Well known RISC processors include Alpha , ARC , ARM , AVR , MIPS , PA-RISC , PIC , Power Architecture ( including PowerPC ) , SuperH , and SPARC .