EARTH SIMULATOR EARTH SIMULATOR
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Hardware

The Earth Simulator consists of NEC SX-ACE, 5120 nodes.

ES3 Hardware

Node
Number of CPU 1
Number of cores 4
Peak perfomance / core 64 GFLOPS
Main memory 64 GB
Memory band width 256 GB/s
System
Total number of Processor nodes 5120
Total number of CPUs 5120
Total number of cores 20480
Total peak performance 1.3 PFLOPS
Total main memory 320 TB
Total memory band width 1.3 PB/s