Comparison of MSI Radeon RX 5700 Mech OC video card vs Palit GeForce RTX 3090 GameRock video card by specifications and benchmarks. MSI Radeon RX 5700 Mech OC runs at 1.515 GHz+ 3 % base clock speed and has 8 GB of GDDR6 memory, while video card Palit GeForce RTX 3090 GameRock 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.