Comparison of Colorful iGame GeForce RTX 3090 Ti Neptune OC-V video card vs KFA2 GeForce RTX 4090 SG (1-Click OC) video card by specs and benchmarks. Colorful iGame GeForce RTX 3090 Ti Neptune OC-V runs at 1.560 GHz-7 % base clock speed and has 24 GB of GDDR6X memory, while video card KFA2 GeForce RTX 4090 SG (1-Click OC) runs at 1.560 GHz-7 % base clock speed and has 24 GB of GDDR6X memory. The weight is different, 2200 g vs --. The TDP of the first video card is 450 W, and the second is 450 W . Compare the benchmark results to find out which video card is better.