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Mathematical Problems in Engineering
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2021
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Article
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Tab 2
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Research Article
GPU Preconditioning for Block Linear Systems Using Block Incomplete Sparse Approximate Inverses
Table 2
af_shell3 case:
,
,
and
for different preconditioning methods.
-
PETSc
cuSPARSE
Block-ISAI
Block-ISAI
Block-ISAI
435 ms
170 ms
9.03 ms
15.1 ms
22.0 ms
470 ms
193 ms
40.1 ms
35.5 ms
39.7 ms
25
25
45
29
26