Comparison of GALAX GeForce GTX 1080 EX OC video card vs PNY GeForce GTX 1080 XLR8 Gaming OC Twin Fan video card by specs and benchmarks. GALAX GeForce GTX 1080 EX OC runs at 1.657 GHz+ 3 % base clock speed and has 8 GB of GDDR5X memory, while video card PNY GeForce GTX 1080 XLR8 Gaming OC Twin Fan runs at 1.657 GHz+ 3 % 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.