Why would you need an i7 to start gaming?
Any way, since your budget permits, i would recommend something like this.
MSI H97M G43 + i5-4460 ~ $363
GSkills Ripjaws 1600mhz 2x4gb kit ~ $115
WD Blue 1tb ~ $71
Crucial mx100 256gb ~ $152
MSI GTX970 4gb Armor Edition ~ $485
Seasonic S12II 520w 80+ Bronze Semi Modular PSU ~ $84
Sharkoon BD28 ~ $73
LG DVD Drive ~ $21
Windows 7 Home Premium 64bit OEM ~ $115
Total ~ $1479. Buy at tradepac. DIY
If lets say you wanna go for something more premium...
MSI H97 Gaming 3 + i5-4460 ~ $393
GSkills Ripjaws 1600mhz 2x4gb kit ~ $115
WD Blue 1tb ~ $71
Crucial mx100 256gb ~ $152
MSI GTX980 4gb Gaming Edition ~ $890
Superflower Leadex 650w 80+ Gold Full Modular PSU ~ $130
Fractal Design Arc Midi ~ $129
LG DVD Drive ~ $21
Windows 7 Home Premium 64bit OEM ~ $115
Total ~ $2016 Buy at tradepac. DIY.
IF lets say you will need a screen to add on. And wanna fall within 1.7k range. Pick the first build and add on the monitor of your choice.
1. Dell S2340L 23inch eIPS Panel ~ $198 (Gloss screen, only HDMI options)
2. Dell P2314H 23inch eIPS Panel ~ $259 (Matte screen, comes with various connections except HDMI, USB ports, can tilt, swivel, pivot)
3. Dell U2414H 23.8inch eIPS Panel ~ $348 (Matte screen, comes with all connections, USB ports, can tilt, swivel, pivot)
Both 2&3 comes with standard 5 years warranty.