Newbie build

Just started doing some research into building a Hackintosh. Planning to use it for light video editing and gaming. How much of a difference will I see with this i7-9700k vs i7-8700 with stock cooling?Thoughts?

This is my first build so constructive criticism is appreciated!

PCPartPicker part list / Price breakdown by merchant

CPU Intel - Core i7-9700K 3.6 GHz 8-Core Processor $418.99 @ Amazon CPU Cooler Cooler Master - Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler $27.89 @ OutletPC Motherboard Asus - TUF Z390M-PRO GAMING (WI-FI) Micro ATX LGA1151 Motherboard $170.21 @ Amazon Memory Corsair - Vengeance RGB Pro 16 GB (2 x 8 GB) DDR4-3200 Memory $134.99 @ Amazon Storage Crucial - MX500 1 TB 2.5" Solid State Drive $134.85 @ OutletPC Video Card Sapphire - Radeon RX 580 8 GB PULSE Video Card $219.99 @ Newegg Case Thermaltake - Core V21 MicroATX Mini Tower Case $55.59 @ Amazon Power Supply EVGA - SuperNOVA G3 650 W 80+ Gold Certified Fully-Modular ATX Power Supply $68.90 @ OutletPC Prices include shipping, taxes, rebates, and discounts Total (before mail-in rebates) $1281.41 Mail-in rebates -$50.00 Total $1231.41 Generated by PCPartPicker 2019-03-02 11:52 EST-0500
Author: @sudoalpine