Issue link: https://resources.randsim.com/i/1504493
171 ©2023 ANSYS, Inc. PCG Solver Enhancements • PCG solver significantly faster when constraint/coupling equations are used 1 2 4 8 16 32 64 128 256 Solution Speedup Number of Cores PCG Solver Performance 2023 R1 2023 R2 40% better scaling • 63 million DOF • Static analysis with SOLID186/187 elements, PRET179 elements, penalty contact, 47000 constraint equations • Linux cluster; each compute node contains 2 Intel Xeon Gold 6142 processors, 384GB RAM, SSD, CentOS 7.9, Mellanox Infiniband