Comparison of ZOTAC GeForce GTX 1080 OEM video card vs EVGA GeForce RTX 3090 XC3 ULTRA HYBRID GAMING video card by specifications and benchmarks. ZOTAC GeForce GTX 1080 OEM runs at 1.607 GHz base clock speed and has 8 GB of GDDR5X memory, while video card EVGA GeForce RTX 3090 XC3 ULTRA HYBRID GAMING runs at 1.395 GHz base clock speed and has 24 GB of GDDR6X memory. The TDP of the first video card is 180 W, and the second is 350 W. Compare the table of benchmark results to find out which graphic card is better.