Comparison of KFA2 GeForce RTX 4090 ST V2 (1-Click OC) video card vs KFA2 GeForce RTX 4090 ST (1-Click OC) video card by specs and benchmarks. KFA2 GeForce RTX 4090 ST V2 (1-Click OC) runs at 2.235 GHz base clock speed and has 24 GB of GDDR6X memory, while video card KFA2 GeForce RTX 4090 ST (1-Click OC) runs at 2.235 GHz base clock speed and has 24 GB of GDDR6X memory. The weight is different, -- 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.