nac
Forerunner
This would be my pick.It's a balanced build which you can fit in your budget, i5 10400F + 1650S.
B460M Aorus Pro
2 x 8GB 2666mhz or higher
SilverStone FARA R1 or cabinet of your choice
If you're gonna get 3070/3080 in the future, go for 750w gold rated PSU.
You can fit all these including 750w Gold PSU in your budget.