Comparison of Colorful iGame GeForce GTX 1080 U-TOP-8G-V video card vs ZOTAC GAMING GeForce GTX 1650 OC GDDR6 video card by specifications and benchmarks. Colorful iGame GeForce GTX 1080 U-TOP-8G-V runs at 1.607 GHz base clock speed and has 8 GB of GDDR5X memory, while video card ZOTAC GAMING GeForce GTX 1650 OC GDDR6 runs at 1.410 GHz base clock speed and has 4 GB of GDDR6 memory. The TDP of the first video card is 180 W, and the second is 75 W. Compare the table of benchmark results to find out which graphic card is better.