The UltraSPARC II processor is designed for scalability from mainstream workstations at the low end to supercomputing servers at the high end. The UltraSPARC II processor is binary compatible with all versions of SPARC processors, resulting in an increased return on investment. It delivers high performance and reliability that meets or exceeds the demands of today's compute-intensive, network-centric, multimedia-rich applications. The UltraSPARC II processor implements innovative technologies that support up to 64-way systems. The processor supports multiple L2 cache speeds and sizes to enable a diverse family of high-performance multiprocessing systems.This processor board is designed for the following systems:Sun Enterprise 3x00 series;Sun Enterprise 4x00 series;Sun Enterprise 5x00 series;Sun Enterprise 6x00 series.