: After Effects is extremely memory-intensive. While 16 GB is the floor, 32 GB or even 64 GB is often necessary for complex 4K projects to prevent preview lag.
After Effects 2019 introduced improved support for Apple’s graphics API, offering better performance on supported Mac hardware compared to the older OpenGL standard. adobe after effects system requirements 2019
: macOS versions 10.13 (High Sierra) or later. Version 10.12 is officially unsupported for this release. Memory (RAM) : Minimum : 16 GB. Recommended : 32 GB. GPU : 2 GB of GPU VRAM. Hard Disk Space : 6 GB of available space for installation. Additional disk space for disk cache (10 GB recommended). Monitor Resolution : 1440x900 or greater display resolution. Key Hardware Recommendations : After Effects is extremely memory-intensive