NVIDIA's GeForce GTX 660 Has 960 CUDA Cores, MSI Power Edition Pictured | VideoCardz.com
MSI GeForce GTX 660 HAWK review - GeForce GTX 660 Ti 2 and 3-way SLI - Perf results
Pathologic 2 System Requirements - Can I Run It? - PCGameBenchmark
Ok, so how do you compare graphics cards in general? And more specifically, how bad is 'Intel HD Graphics Family' than 'Nvidia GeForce GTX 660 2GB'? - Quora