Why is there a mismatch between the Fitter Place stage Resource Usage Summary and the Fitter Summary when Fast Preservation is enabled? - Why is there a mismatch between the Fitter Place stage Resource Usage Summary and the Fitter Summary when Fast Preservation is enabled? Description Due to a problem in the Intel® Quartus® Prime Pro Edition software, you may see that the logic utilization reported in the place stage Resource Usage Summary is different to the logic utilization reported in the Fitter Summary when Fast Preservation is enabled. Resolution The utilization reported in the Place stage Resource Usage Summary is correct. This problem is fixed beginning with version 20.1 of the Intel® Quartus® Prime Pro Edition software. Custom Fields values: ['novalue'] Troubleshooting 1507412289 14010100364 False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Pro'] 20.1 19.3 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']