There is no harm in choosing the better components when your budget allows it. This is my suggestion:
PCPartPicker part list:
http://ca.pcpartpicker.com/list/MtwQZ8
Price breakdown by merchant: http://ca.pcpartpicker.com/list/MtwQZ8/by_merchant/
CPU: Intel Core i7-6700 3.4GHz Quad-Core Processor ($389.98 @ DirectCanada)
Motherboard: Gigabyte GA-B150M-D3H Micro ATX LGA1151 Motherboard ($103.00 @ Vuugo)
Memory: Kingston HyperX Fury Black 8GB (2 x 4GB) DDR4-2133 Memory ($44.99 @ DirectCanada)
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive ($59.99 @ Canada Computers)
Video Card: Asus Radeon RX 480 8GB Video Card ($339.99 @ NCIX)
Case: BitFenix Nova ATX Mid Tower Case ($29.99 @ NCIX)
Power Supply: EVGA 500W 80+ Bronze Certified ATX Power Supply ($49.99 @ NCIX)
Wireless Network Adapter: TP-Link TL-WN725N USB 2.0 802.11b/g/n Wi-Fi Adapter ($10.99 @ BestDirect)
Monitor: Acer G226HQLBbd 21.5" 60Hz Monitor ($109.99 @ NCIX)
Keyboard: Cooler Master CM Storm Devastator Gaming Bundle Wired Gaming Keyboard w/Optical Mouse ($36.99 @ Memory Express)
Total: $1175.90
Prices include shipping, taxes, and discounts when available
I know that i7 will be an over kill, but since your budget allows it, go with it.