4K
From LinuxMIPS
The MIPS 4K series is MIPS Technologies low end, synthesizable core implementing the MIPS32 architecture.
- 4Kpâ„¢ core - basic version with iterative multiply and FMT MMU
- 4Km® core - 4Kp core plus fast Multiply/Divide Unit
- 4Kc® core - 4Km core plus TLB MMU
Linux support
The 4K is fully supported.