Most users forget the disk subsystem. After Effects is constantly:
(Resolution width × height × color depth × frames in preview) × (layers + effects) = RAM requirement. after effects system requirements
Set your disk cache to a separate drive from your OS and source media. Give it at least 200 GB. After Effects will happily eat 500 GB of cache if you let it. Most users forget the disk subsystem
Most users forget the disk subsystem. After Effects is constantly:
(Resolution width × height × color depth × frames in preview) × (layers + effects) = RAM requirement.
Set your disk cache to a separate drive from your OS and source media. Give it at least 200 GB. After Effects will happily eat 500 GB of cache if you let it.