Comparison of GALAX GeForce GTX 1070 Founders Edition video card vs ZOTAC Gaming GeForce RTX 3070 AMP Holo video card by specifications and benchmarks. GALAX GeForce GTX 1070 Founders Edition runs at 1.506 GHz base clock speed and has 8 GB of GDDR5 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 150 W, and the second is 240 W+ 9 %. Compare the table of benchmark results to find out which graphic card is better.