- Summit achieved a performance of 122.3 Peta‐ FLOPS on the Linpack benchmark in June 2018, making it the fastest at that time. - Sunway Taihu‐ Light (China), which had been the fastest previously, was ranked third in June 2018 with 93.01 PetaFLOPS. Tianhe-2A was ranked fourth. - Titan (USA) was an earlier supercomputer at ORNL and was ranked 9th in June 2018.