Comparison of MSI GeForce RTX 2080 Duke 8G OC video card vs ZOTAC Gaming GeForce RTX 3070 AMP Holo video card by specifications and benchmarks. MSI GeForce RTX 2080 Duke 8G OC runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory, while video card ZOTAC Gaming GeForce RTX 3070 AMP Holo runs at 1.500 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 245 W+ 14 %, and the second is 240 W+ 9 %. Compare the table of benchmark results to find out which graphic card is better.