https://community.graphisoft.com/t5/Installation-update/Apple-machines-fan-noise-with-ArchiCAD-19/m-p/232144#M24407 <DIV class="actalk-migrated-content"><T>ArchiCAD 19 promises backgroud calculations - faster opening 3D and elevation views. Older ArchiCADs run silently on Retina MacBook Pro and iMac. Does always on background calculation mean that MAcBook Pro and iMac has constantly humming fans?</T></DIV> Sun, 08 Nov 2015 15:48:56 GMT Jussi_ 2015-11-08T15:48:56Z https://community.graphisoft.com/t5/Installation-update/Apple-machines-fan-noise-with-ArchiCAD-19/m-p/232144#M24407 <DIV class="actalk-migrated-content"><T>ArchiCAD 19 promises backgroud calculations - faster opening 3D and elevation views. Older ArchiCADs run silently on Retina MacBook Pro and iMac. Does always on background calculation mean that MAcBook Pro and iMac has constantly humming fans?</T></DIV> Sun, 08 Nov 2015 15:48:56 GMT https://community.graphisoft.com/t5/Installation-update/Apple-machines-fan-noise-with-ArchiCAD-19/m-p/232144#M24407 Jussi_ 2015-11-08T15:48:56Z https://community.graphisoft.com/t5/Installation-update/Apple-machines-fan-noise-with-ArchiCAD-19/m-p/232145#M24408 Not in my case, but sometimes it does based on the complexity of the model and once it finishes they stop. Sun, 08 Nov 2015 17:01:49 GMT https://community.graphisoft.com/t5/Installation-update/Apple-machines-fan-noise-with-ArchiCAD-19/m-p/232145#M24408 Eduardo Rolon 2015-11-08T17:01:49Z