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请问有谁测试过OpenFOAM的并行效率？在使用酷睿或至强的工作站或集群上并行最多可以达到单核性能的多少倍？我用I7-4790和I7-3920XM测试的结果，用阿姆达尔定律推测最高是2.5倍不到，而且线程数超过物理核心之后就是负优化了，感觉不太可能，无法解释那些上亿网格是怎么处理的。现在正在鼓动老板至少搞一台高性能工作站，同等价位下是主频优先还是线程优先？优先考虑酷睿还是至强？
