In order for you to play Semblance on macOS with minimal graphics settings, your computer must meet the following requirements
Operating System:
OS X version Lion 10.7, or later.
Processor (CPU):
Intel Mac
Memory (RAM):
1 GB RAM
Graphics Card:
NVIDIA GeForce 8600M or better / ATi Radeon 2400 or better
Storage:
2700 MB available space