A COARSE-GRAIN PARALLEL IMPLEMENTATION OF THE DIRECT SCF METHOD

被引:29
作者
LUTHI, HP
MERTZ, JE
FEYEREISEN, MW
ALMLOF, JE
机构
[1] UNIV MINNESOTA,INST SUPERCOMP,MINNEAPOLIS,MN 55455
[2] UNIV MINNESOTA,DEPT CHEM,MINNEAPOLIS,MN 55455
关键词
D O I
10.1002/jcc.540130207
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A coarse-grain, parallel approach to direct Hartree-Fock calculations is presented and discussed. The suggested scheme allows for a near asymptotic speedup involving a very low parallelization overhead without compromising the vector performance of vector-parallel architectures. A shared-memory MIMD implementation, for which very high speeds of computation have been achieved, is discussed in detail.
引用
收藏
页码:160 / 164
页数:5
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