ocr: FIGURE 1: An SMP system comprises several processors sharing resources; in an MPP system, each processor has its own resources, and messages pass over a high-speed interconnect. SMP Shared Bus Interconnect CPU/CPU/CPUMEMT 1/0 CPU CPUCPUCPU CPU MEM/MEMIMEMMEMIMEM Symmetric Multiprocessor 1/010 1/0 1/0 1/O System Massively Paraliel Processor System