your machine does not meet the minimum spec for rhino7 -
see below-
Hardware
- 64-bit Intel or AMD processor (Not ARM)
- 8 GB memory (RAM) or more is recommended.
- 600 MB disk space.
- OpenGL 4.1 capable video card is recommended.
*** 4 GB Video RAM or more recommended.** - A Multiple-button mouse with a scroll wheel is recommended.
- SpaceNavigator optional
- Apple Intel hardware with Boot Camp optional.
(Boot Camp is not supported on Apple Silicon M1 Macs.)
you are working on seriously crippled hardware, The intel video cards are well documented to have awful rendering performance.
I highly recommend you look at setting yourself up with some better hardware if you plan on doing this for a living.
my tired old joke is “Spend on computers like your career depends on it”
this link may be helpful-