Comparison of NVIDIA TITAN Xp video card vs NVIDIA GeForce GTX 1080 Ti Founders Edition video card by specs and benchmarks. NVIDIA TITAN Xp runs at 1.405 GHz base clock speed and has 12 GB of GDDR5X memory, while video card NVIDIA GeForce GTX 1080 Ti Founders Edition runs at 1.405 GHz base clock speed and has 11 GB of GDDR5X memory. The weight is different, -- vs --. The TDP of the first video card is 250 W, and the second is 250 W . Compare the benchmark results to find out which video card is better.