Comparison between GTX 1660ti (mobile) and GTX 1650 (mobile) in 15 games. GTX 1660 ti is almost 50% on average at max settings. Source- Jarrod's Tech : r/IndianGaming
GeForce GTX 680 Up To 40% Faster Than Radeon HD 7970: NVIDIA | TechPowerUp
Nvidia GeForce GTX 1660 Super Review | TechSpot
nVidia's GeForce GTX 660 Ti: An Affordable Gaming Video Card | GamersNexus - Gaming PC Builds & Hardware Benchmarks
NVIDIA GeForce GTX 760 launched with Kepler architecture - SlashGear
GeForce GTX 700 Series Performance Comparison Chart Leaked | VideoCardz.com