Comparison of NVIDIA GeForce RTX 3090 video card vs GALAX GeForce RTX 3080 12GB EX Gamer (1-Click OC) LHR video card by specifications and benchmarks. NVIDIA GeForce RTX 3090 runs at 1.400 GHz base clock speed and has 24 GB of GDDR6X memory, while video card GALAX GeForce RTX 3080 12GB EX Gamer (1-Click OC) LHR runs at 1.260 GHz base clock speed and has 12 GB of GDDR6X memory. The TDP of the first video card is 350 W, and the second is 350 W. Compare the table of benchmark results to find out which graphic card is better.