Comparison of Colorful iGame GeForce GTX 1080 Ti Vulcan X OC-V video card vs KFA2 GeForce GTX 1650 EX (1-Click OC) video card by specifications and benchmarks. Colorful iGame GeForce GTX 1080 Ti Vulcan X OC-V runs at 1.480 GHz base clock speed and has 11 GB of GDDR5X memory, while video card KFA2 GeForce GTX 1650 EX (1-Click OC) runs at 1.485 GHz base clock speed and has 4 GB of GDDR5 memory. The TDP of the first video card is 250 W, and the second is 75 W. Compare the table of benchmark results to find out which graphic card is better.