National Astronomical Observatory of Japan

URL http://www.nao.ac.jp/
SegmentAcademic
CityMitaka
CountryJapan
System Year Vendor Cores Rmax (GFlop/s) Rpeak (GFlop/s)
Aterui - Cray XC30, Xeon E5-2670 8C 2.600GHz, Aries interconnect 2013 Cray Inc. 24,192 420,400 503,194
GRAPE-DR cluster 100 node - GRAPE-DR accelerator Cluster, Infiniband 2010 Self-made 6,400 38,850 81,920
GRAPE-DR cluster 81 node - GRAPE-DR accelerator Cluster, Infiniband 2010 Self-made 5,184 34,550 66,360
Cray XT4 QuadCore 2.2 GHz 2008 Cray Inc. 3,248 22,930 28,582
GRAPE-DR cluster - GRAPE-DR accelerator Cluster, Infiniband 2009 Self-made 8,192 21,960 84,480
List Highest Rank Systems
2014/06 90 1
2013/11 74 1
2010/11 281 2
2009/11 431 2
2009/06 261 2
2008/11 135 1
2008/06 77 1