Comparison of GIGABYTE AORUS GeForce RTX 3090 XTREME 24G video card vs ZOTAC Gaming GeForce RTX 3080 Ti AMP Extreme Holo video card by specifications and benchmarks. GIGABYTE AORUS GeForce RTX 3090 XTREME 24G runs at 1.395 GHz base clock speed and has 24 GB of GDDR6X memory, while video card ZOTAC Gaming GeForce RTX 3080 Ti AMP Extreme Holo runs at 1.365 GHz base clock speed and has 12 GB of GDDR6X memory. The TDP of the first video card is 400 W+ 14 %, and the second is 400 W+ 14 %. Compare the table of benchmark results to find out which graphic card is better.