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Table 9 Time to convergence of GCR for each preconditioner on GPGPU and CPU

From: Newton–Raphson preconditioner for Krylov type solvers on GPU devices

 

DIAG (GPU)

BFGS–DIAG (GPU)

SSOR (CPU)

\(100^3\)

2.89E+02

5.27E+01

1.46E+02

\(200^3\)

8.23E+03

9.50E+02

3.88E+03

  1. In the table, e.g. 5.14E−02 means \(5.14 \times 10^{-2}\) s