Intel i3 vs i5 vs i7 vs i9 - Weston Technology Solutions
Are same gen. Intel i3, i5, and i7 the same 'chip' but different qualities akin to diamonds from the same rock but different quality defines if they can run as an i3
3D Rendering Performance - The Sandy Bridge Review: Intel Core i7-2600K, i5-2500K and Core i3-2100 Tested