[Build Ready]My new gaming PC, about €1300 budget, thoughts please?

PCPartPicker part list / Price breakdown by merchant

Type	Item	Price
CPU	Intel Core i5-4690K 3.5GHz Quad-Core Processor	€238.89 @ Amazon Deutschland
CPU Cooler	be quiet! Dark Rock Advanced C1 50.5 CFM Fluid Dynamic Bearing CPU Cooler	€53.00 @ Amazon Deutschland
Motherboard	Gigabyte GA-Z97X-Gaming GT ATX LGA1150 Motherboard	€222.89 @ Home of Hardware DE
Memory	Kingston Beast 16GB (2 x 8GB) DDR3-1600 Memory	€142.89 @ Amazon Deutschland
Video Card	MSI GeForce GTX 970 4GB Twin Frozr V Video Card	€378.80
Case	NZXT Phantom (Black) ATX Full Tower Case	€128.35 @ Amazon Deutschland
Power Supply	Corsair CX 750W 80+ Bronze Certified Semi-Modular ATX Power Supply	€88.90 @ Caseking
Optical Drive	Pioneer BDR-209DBK Blu-Ray/DVD/CD Writer	€70.89 @ Home of Hardware DE
Case Fan	Antec TrueQuiet 120 35.8 CFM 120mm Fan	-
Case Fan	Antec TrueQuiet 120 35.8 CFM 120mm Fan	-
	Total
Prices include shipping, taxes, and discounts when available	€1324.61
Generated by PCPartPicker 2015-02-08 17:39 CET+0100

I'm building this PC to replace my current gaming rig that's now about 6 years old. It's going strong, but I'd definitely like to upgrade for the likes of The Witcher 3 and GTA V. Please could I have some feedback/thoughts from you guys?

Thanks!