Comparison of Gainward GeForce GTX 1660 Pegasus OC video card vs PNY GeForce GTX 960 XLR8 OC Gaming video card by specifications and benchmarks. Gainward GeForce GTX 1660 Pegasus OC runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory, while video card PNY GeForce GTX 960 XLR8 OC Gaming runs at 1.203 GHz+ 7 % base clock speed and has 2 GB of GDDR5 memory. The TDP of the first video card is 120 W, and the second is 120 W. Compare the table of benchmark results to find out which graphic card is better.