Comparison of PNY GeForce GTX 1080 Founders Edition video card vs PNY GeForce GTX 1080 XLR8 Gaming OC video card by specs and benchmarks. PNY GeForce GTX 1080 Founders Edition runs at 1.607 GHz base clock speed and has 8 GB of GDDR5X memory, while video card PNY GeForce GTX 1080 XLR8 Gaming OC runs at 1.607 GHz base clock speed and has 8 GB of GDDR5X memory. The weight is different, -- vs --. The TDP of the first video card is 180 W, and the second is 180 W . Compare the benchmark results to find out which video card is better.