iATKOS | United Kingdom: Hackintosh hard freezes after screensaver pops up / gots to lock screen. Just started happening a week ago.

No clue why this is happening. On 10.12.6.

Parts list below.

Type	Item
CPU	Intel - Core i7-7700K 4.2GHz Quad-Core Processor
CPU Cooler	Corsair - H100i v2 70.7 CFM Liquid CPU Cooler
Motherboard	Gigabyte - GA-Z270X-Ultra Gaming ATX LGA1151 Motherboard
Memory	Corsair - Vengeance RGB 32GB (4 x 8GB) DDR4-3000 Memory
Storage	Samsung - 850 Pro Series 256GB 2.5" Solid State Drive
Storage	Samsung - 850 Pro Series 256GB 2.5" Solid State Drive
Storage	Toshiba - 3TB 3.5" 7200RPM Internal Hard Drive
Video Card	EVGA - GeForce GTX 1080 Ti 11GB Founder Edition Video Card
Case	Corsair - Crystal 570X RGB ATX Mid Tower Case
Power Supply	Corsair - RMx 850W 80+ Gold Certified Fully-Modular ATX Power Supply
	Generated by PCPartPicker 2017-05-19 16:43 EDT-0400

Hackintosh hard freezes after screensaver pops up / gots to lock screen. Just started happening a week ago.