Thank you for all the replies!

I sat down with a friend and we came to the following setup i want to buy

Core i9-7920X @ 4,3 GHz (Skylake-X) Advanced Edition
MSI X299 GAMING PRO CARBON Intel X299 So.2066 Quad Channel DDR4 ATX
8GB Asus GeForce RTX 2070 ROG Strix OC Aktiv PCIe 3.0 x16
be quiet! Silent Loop 360 Complete-Watercooling system
16GB Corsair Vengeance LPX DDR4-2666 DIMM CL16 Dual Kit
600 Watt be quiet! PURE POWER 11 600W CM
500GB Samsung 970 Evo Plus M.2 2280 PCIe 3.0 x4 NVMe 1.3 3D-NAND TLC (MZ-V7S500BW)

Any thoughts?

Have a nice weekend all!