Comparison of MSI GeForce RTX 2080 Ti Lightning video card vs MSI GeForce RTX 2080 Ti Lightning Z video card by specs and benchmarks. MSI GeForce RTX 2080 Ti Lightning runs at 1.350 GHz base clock speed and has 11 GB of GDDR6 memory, while video card MSI GeForce RTX 2080 Ti Lightning Z runs at 1.350 GHz base clock speed and has 11 GB of GDDR6 memory. The weight is different, 1852 g vs 1852 g. The TDP of the first video card is 350 W+ 40 %, and the second is 350 W+ 40 % . Compare the benchmark results to find out which video card is better.