Comparison of Gainward GeForce GTX 1080 Phoenix GLH video card vs Colorful iGame GeForce RTX 3090 Neptune OC-V video card by specifications and benchmarks. Gainward GeForce GTX 1080 Phoenix GLH runs at 1.746 GHz+ 9 % base clock speed and has 8 GB of GDDR5X memory, while video card Colorful iGame GeForce RTX 3090 Neptune OC-V runs at 1.395 GHz base clock speed and has 24 GB of GDDR6X memory. The TDP of the first video card is 180 W, and the second is 370 W+ 6 %. Compare the table of benchmark results to find out which graphic card is better.