Comparison of MSI GeForce RTX 3080 SUPRIM X 12G LHR video card vs ASUS ROG Strix GeForce RTX 3090 OC video card by specs and benchmarks. MSI GeForce RTX 3080 SUPRIM X 12G LHR runs at 1.260 GHz base clock speed and has 12 GB of GDDR6X memory, while video card ASUS ROG Strix GeForce RTX 3090 OC runs at 1.260 GHz base clock speed and has 24 GB of GDDR6X memory. The weight is different, 1903 g vs 1810 g. The TDP of the first video card is 390 W+ 11 %, and the second is 390 W+ 11 % . Compare the benchmark results to find out which video card is better.