Your processor is class U, that means it is designed for energy saving but not performance (“Mobile power efficient”).
but it may be possible to optimise it for better performance.
Have you already read and followed this excellent guide?
Optimize your Windows PC for the stage!
Having optimised my PC with this guide, I’m using a 2012 lenovo thinkpad with an i5-3320M processor with no problems on live.
My GP .gig files are reasonably loaded with about 20 rackspaces and around 20 plugins in each.