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Mathematical Problems in Engineering
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2021
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Article
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Tab 4
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Research Article
GPU Preconditioning for Block Linear Systems Using Block Incomplete Sparse Approximate Inverses
Table 4
Venkat50 case:
,
,
and
for different preconditioning methods.
-
PETSc
cuSPARSE
Block-ISAI
Block-ISAI
Block-ISAI
50 ms
192 ms
1.96 ms
3.02 ms
4.25 ms
734 ms
2556 ms
678 ms
458 ms
369 ms
367
367
2208
1324
948