it lags less in the editor
hardware specs:
Intel(R) Core™i7- 3632QM CPU 2.2ghz 8gb ram x64bit AMD Radeon HD 7500M/7600M Series
Any Idea why this happens?
You’re massively bottlenecked by you GPU, I’m assuming this is on a Laptop though? Not much you can do about it unfortunately, foliage is overdraw heavy and while most modern GPU’s “laugh in the face of overdraw”, older / less powerful ones just can’t cope.
Also, put r.ViewMode ShaderComplexity into the console and post the results.