4k video editing pc. 3000-3500€

PCPartPicker part list / Price breakdown by merchant

Type Item Price
CPU Intel Core i7-6900K 3.2GHz 8-Core Processor €1107.84 @ Mindfactory
CPU Cooler Noctua NH-D9L 46.4 CFM CPU Cooler €49.90 @ Amazon Deutschland
Motherboard Asus X99-A II ATX LGA2011-3 Motherboard €269.89 @ Amazon Deutschland
Memory Corsair Vengeance LPX 32GB (2 x 16GB) DDR4-3200 Memory €213.95 @ Amazon Deutschland
Storage Samsung PM961 1TB M.2-2280 Solid State Drive €383.61 @ Mindfactory
Storage Seagate Barracuda 2TB 3.5" 7200RPM Internal Hard Drive €79.69 @ Mindfactory
Video Card Palit GeForce GTX 1060 6GB 6GB JetStream Video Card €287.94 @ Mindfactory
Case Fractal Design Core 2300 ATX Mid Tower Case €50.89 @ Amazon Deutschland
Power Supply XFX XTR 650W 80+ Gold Certified Fully-Modular ATX Power Supply €107.31 @ Mindfactory
Prices include shipping, taxes, rebates, and discounts
Total €2551.02
Generated by PCPartPicker 2016-12-27 20:52 CET+0100

Something like this should be a good start. You have room for more RAM, more storage, a better GPU, etc.

/r/buildapcforme Thread