Integrated GPUs have advantage of using lower power consumption but coins can't be mined with them anymore because of high difficulty, I remember in 2010 where you can mine BTC with pentium4 CPU but this days the chances are limited, a discrete GPU is better.
Have you looked at the iGPU information of this laptop?
https://www.notebookcheck.net/Intel-Core-i5-1135G7-Processor-Benchmarks-and-Specs.467754.0.htmlThe iGPU's gaming performance is close to what a GeForce MX250 has in store;
I think we are discussing CPU mining on this laptop.