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Mathematical Problems in Engineering
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2021
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Article
/
Tab 1
/
Research Article
GPU Preconditioning for Block Linear Systems Using Block Incomplete Sparse Approximate Inverses
Table 1
Atmosmodd case:
,
,
and
for different preconditioning methods.
-
PETSc
cuSPARSE
Block-ISAI
Block-ISAI
1072 ms
86 ms
19.7 ms
44 ms
7654 ms
859 ms
594 ms
685 ms
201
201
295
242