Comparison of MSI GeForce GTX 1660 TI VENTUS 6G OC video card vs ASUS ROG Strix GeForce RTX 3090 video card by specifications and benchmarks. MSI GeForce GTX 1660 TI VENTUS 6G OC runs at 1.500 GHz base clock speed and has 6 GB of GDDR6 memory, while video card ASUS ROG Strix GeForce RTX 3090 runs at 1.395 GHz base clock speed and has 24 GB of GDDR6X memory. The TDP of the first video card is 120 W, and the second is 350 W. Compare the table of benchmark results to find out which graphic card is better.