National Center for Atmospheric Research (NCAR)

URL: https://ncar.ucar.edu/
SegmentResearch
City: Boulder
Country/Region: United States
System Year Vendor Cores Rmax (GFlop/s) Rpeak (GFlop/s)
Derecho CPU partition - HPE Cray EX, AMD EPYC 7763 64C 2.45GHz, Slingshot-11 2023 HPE 316,416 10,324,000 12,403,510
Cheyenne - SGI ICE XA, Xeon E5-2697v4 18C 2.3GHz, Infiniband EDR 2016 HPE (SGI) 144,900 4,788,190 5,332,320
Derecho GPU partition - HPE Cray EX 235n, AMD EPYC 7763 64C 2.45GHz, NVIDIA A100 SXM4 40 GB, Slingshot-11 2023 HPE 39,680 4,681,000 5,044,540
Yellowstone - iDataPlex DX360M4, Xeon E5-2670 8C 2.600GHz, Infiniband FDR 2012 IBM 72,288 1,257,615 1,503,590
bluefire - Power 575, p6 4.7 GHz, Infiniband 2008 IBM 4,064 59,684.1 76,403.2
blueice - eServer pSeries p5 575 1.9 GHz 2006 IBM 1,696 11,080.0 12,889.6
eServer Blue Gene Solution 2005 IBM 2,048 4,713 5,734
pSeries 690 Turbo 1.3 GHz 2003 IBM 1,600 4,184 8,320
eServer pSeries p5 575 1.9 GHz 2005 IBM 608 4,031 4,620.8
pSeries 690 Turbo 1.3GHz 2002 IBM 1,216 3,164 6,323
SP Power3 375 MHz 16 way 2001 IBM 1,260 1,382 1,890
eServer Opteron 2.2 GHz. Myrinet 2004 IBM 256 769.4 1,126.4
SP Power3 375 MHz 2000 IBM 668 688 1,002
SP Power3 200 MHz 1999 IBM 288 166.6 230.4
ORIGIN 2000 250 MHz 1998 HPE (SGI) 128 51.4 64
AlphaServer 4100 Cluster 1998 Hewlett-Packard (Compaq) 32 18.0 39.2
T3D MCA128-8 1997 Cray/HPE 128 12.8 19.2
Exemplar X-Class 1997 Hewlett-Packard (Convex) 16 7.8 11.5
Exemplar X-Class 1997 Hewlett-Packard (Convex) 16 7.8 11.5
T3D MCA64-8 1994 Cray/HPE 64 6.4 9.6
POWER CHALLENGE 1995 HPE (SGI) 16 3.7 4.8
Y-MP J932/20-4096 1995 Cray/HPE 20 3.6 4
Y-MP J916/16-2048 1995 Cray/HPE 16 2.2 3.2
Y-MP8/864 1990 Cray/HPE 8 2.1 2.7
Y-MP8I/864 1995 Cray/HPE 8 2.1 2.7
CM-5/32 1993 Thinking Machines Corporation 32 1.9 4.1
CRAY-3/2-128 1994 Cray Computer 2 1.6 1.9
Y-MP8I/564 1994 Cray/HPE 5 1.4 1.7
9076-001 SP1 1993 IBM 8 0.7 1
Y-MP2 1993 Cray/HPE 2 0.6 0.7
List Highest Rank Systems
2024/11 114 3
2024/06 91 3
2023/11 72 3
2023/06 59 3
2022/11 118 1
2022/06 109 1
2021/11 100 1
2021/06 87 1
2020/11 60 1
2020/06 52 2
2019/11 44 2
2019/06 40 2
2018/11 36 2
2018/06 31 2
2017/11 25 2
2017/06 23 2
2016/11 21 2
2016/06 69 1
2015/11 58 1
2015/06 50 1
2014/11 37 1
2014/06 30 1
2013/11 23 1
2013/06 18 1
2012/11 13 1
2011/11 339 1
2011/06 187 1
2010/11 128 1
2010/06 90 1
2009/11 80 1
2009/06 64 1
2008/11 44 1
2008/06 31 2
2007/11 123 1
2007/06 78 4
2006/11 55 4
2006/06 102 3
2005/11 77 3
2005/06 62 2
2004/11 39 1
2004/06 27 2
2003/11 13 2
2003/06 13 2
2002/11 10 2
2002/06 18 1
2001/11 11 1
2001/06 26 1
2000/11 20 1
2000/06 79 2
1999/11 57 2
1999/06 142 1
1998/11 102 2
1998/06 94 1
1997/11 336 1
1997/06 482 2
1996/11 311 1
1996/06 214 3
1995/11 171 2
1995/06 135 5
1994/11 262 4
1994/06 201 2
1993/11 137 4
1993/06 111 3