IP-AL8051S soft core is instruction set compatible with the 8051 8-bit microcontroller architecture and can achieve average performance of up to 20 million instructions per second.

IP-AL8052S soft core is instruction set compatible with the 8052 8-bit microcontroller architecture and can achieve average performance of up to 20 million instructions per second.

a few silicon wizards met in Mountain View to show off the latest happenings in the RISC-V instruction set architecture. The RISC-V ISA is completely unlike any other computer architecture.