Computer Build Budget Insights

ECS boards are garbage.

2x4gb is better then 1x8 gb.

This is better, and I got a 550w psu so that there is room for upgrades.
Still leaves $40 in budget. If can spend another $20 then a 120gb ssd for OS would be a very nice performance addittion:
PCPartPicker part list / Price breakdown by merchant

CPU: Intel Core i5-6500 3.2GHz Quad-Core Processor ($191.91 @ Jet)
Motherboard: Gigabyte GA-H110M-A Micro ATX LGA1151 Motherboard ($48.98 @ Newegg)
Memory: Crucial 8GB (2 x 4GB) DDR4-2133 Memory ($49.98 @ Newegg)
Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive ($48.60 @ OutletPC)
Video Card: Asus GeForce GTX 1060 3GB 3GB Dual Video Card ($208.99 @ SuperBiiz)
Case: Phanteks Enthoo Pro ATX Full Tower Case ($86.99 @ NCIX US)
Power Supply: SeaSonic G 550W 80+ Gold Certified Semi-Modular ATX Power Supply ($54.99 @ Amazon)
Monitor: Asus VC239H 23.0" 1920x1080 60Hz Monitor ($139.88 @ OutletPC)
Total: $830.32
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2016-12-22 11:08 EST-0500
 
I would do this

PCPartPicker part list / Price breakdown by merchant

CPU: Intel Core i5-6500 3.2GHz Quad-Core Processor ($191.91 @ Jet)
Motherboard: Gigabyte GA-B150M-DS3H Micro ATX LGA1151 Motherboard ($61.98 @ Newegg)
Memory: G.Skill Ripjaws V Series 16GB (2 x 8GB) DDR4-2400 Memory ($79.99 @ Newegg)
Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive ($48.60 @ OutletPC)
Video Card: Zotac GeForce GTX 1060 6GB 6GB Mini Video Card ($239.99 @ SuperBiiz)
Case: Fractal Design Core 1100 MicroATX Mini Tower Case ($24.99 @ NCIX US)
Power Supply: SeaSonic S12II 520W 80+ Bronze Certified ATX Power Supply ($47.98 @ B&H)
Monitor: Asus VC239H 23.0" 1920x1080 60Hz Monitor ($139.88 @ OutletPC)
Total: $835.32
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2016-12-22 11:10 EST-0500