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Linpack evaluation on a supercomputer with heterogeneous accelerators

机译:具有异构加速器的超级计算机的LINPACK评估

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We report Linpack benchmark results on the TSUBAME supercomputer, a large scale heterogeneous system equipped with NVIDIA Tesla GPUs and ClearSpeed SIMD accelerators. With all of 10,480 Opteron cores, 640 Xeon cores, 648 ClearSpeed accelerators and 624 NVIDIA Tesla GPUs, we have achieved 87.01TFlops, which is the third record as a heterogeneous system in the world. This paper describes careful tuning and load balancing method required to achieve this performance. On the other hand, since the peak speed is 163 TFlops, the efficiency is 53%, which is lower than other systems. This paper also analyses this gap from the aspect of system architecture.
机译:我们向Tsubame超级计算机上报告Linpack基准结果,这是一种配备Nvidia Tesla GPU和Clearspeed SIMD加速器的大型异构系统。 拥有10,480个Opteron Cores,640 Xeon核心,648个Clearspeed加速器和624个Nvidia Tesla GPU,我们已经实现了87.01辆,这是世界上的第三次记录。 本文介绍了实现这种性能所需的仔细调整和负载平衡方法。 另一方面,由于峰值速度为163 TFLOPS,因此效率为53%,低于其他系统。 本文还从系统架构方面分析了这种差距。

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