Need Laptop for College under 80K Rs

Hello, I have just started my college currently I require a laptop under 80K. My requirements for the laptop are:

1. External Graphics Card (Preferably in the RTX 30 series as above is overkill)
2. Min. 16GB Ram which can be expandable
3. AMD CPU H version/ Intel 12th - 13th Gen
4. Good battery Backup with Mux switch( Preferably 90 Whr batteries)
5. 120 Hz Display

I have thought of buying the Dell G15 5515 but it is unavailable.

I will be buyih the laptop during Diwali Sale for extra discount,