what case do i need?

poor quality psu
If normal usage, 1600 is good enough
has cheaper ram

My edits with case:

PCPartPicker part list / Price breakdown by merchant

CPU: AMD - Ryzen 5 1600 3.2GHz 6-Core Processor ($198.89 @ OutletPC)
Motherboard: Asus - STRIX B350-F GAMING ATX AM4 Motherboard ($112.98 @ Newegg)
Memory: G.Skill - Ripjaws V Series 8GB (2 x 4GB) DDR4-3200 Memory ($109.89 @ OutletPC)
Video Card: Asus - GeForce GTX 1060 6GB 6GB Strix Video Card
Case: NZXT - S340 (Black/Blue) ATX Mid Tower Case ($49.99 @ Newegg)
Power Supply: Corsair - CXM 550W 80+ Bronze Certified Semi-Modular ATX Power Supply ($34.99 @ Newegg)
Total: $506.74
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2018-01-11 19:25 EST-0500