The budget is 1400€ Italy (roughly 1573$) it's for Gaming (and some programming nothing serious I'm learning about it in high school)
The things I'm thinking of buying:
Monitor: BenQ GW2780
Motherboard: Asus PRIME B450-PLUS
Cpu:Ryzen 5 2600
Gpu:Sapphire Pulse Radeon RX 580 8GD5
Psu: Corsair HX750
Ram: Corsair Vengeance LPX 16gb ddr4 3000mhz
And other things like storage (970 Evo 250 GB, 4tb HDD)