Issue link: https://resources.randsim.com/i/1504493
185 ©2023 ANSYS, Inc. Response Spectrum Performance • A new solver option has been introduced, and is now the default, to highly reduce solution time of Response Spectrum analyses. 0 50 100 150 200 250 300 350 400 450 500 50 100 150 200 Total time (s) Number of Modes Solution time vs Number of modes 23R2 23R1 23R1 23R2 Solution Time 45h48m 4min1s