It does not have sli but you could do it now or in the future. You should be able to play any game maxed out. I gave you the list in usd, sorry, here's in cad. Your budget is big, my pc is about 800 usd and it runs everything on ultra.
PCPartPicker part list:
http://ca.pcpartpicker.com/p/fWjDK8
Price breakdown by merchant: http://ca.pcpartpicker.com/p/fWjDK8/by_merchant/
CPU: Intel Core i5-4690K 3.5GHz Quad-Core Processor ($258.32 @ TigerDirect Canada)
CPU Cooler: Noctua NH-D14 65.0 CFM CPU Cooler ($89.99 @ Memory Express)
Motherboard: ASRock Z97 Extreme3 ATX LGA1150 Motherboard ($139.95 @ Vuugo)
Memory: G.Skill Ares Series 8GB (2 x 4GB) DDR3-1866 Memory ($95.98 @ Newegg Canada)
Storage: A-Data Premier Pro SP600 256GB 2.5" Solid State Drive ($99.98 @ DirectCanada)
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive ($59.99 @ Canada Computers)
Video Card: MSI GeForce GTX 970 4GB Twin Frozr V Video Card ($416.95 @ Vuugo)
Case: Fractal Design Define R4 w/Window (Black Pearl) ATX Mid Tower Case ($114.98 @ Newegg Canada)
Power Supply: Antec HCG M 750W 80+ Bronze Certified Semi-Modular ATX Power Supply ($99.98 @ Newegg Canada)
Optical Drive: Asus DRW-24B1ST/BLK/B/AS DVD/CD Writer ($19.95 @ Vuugo)
Total: $1396.07
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2015-01-24 17:52 EST-0500