Comparison of GALAX GeForce RTX 2080 GAMER video card vs GALAX GeForce RTX 2080 Dual Black video card by specs and benchmarks. GALAX GeForce RTX 2080 GAMER runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory, while video card GALAX GeForce RTX 2080 Dual Black runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory. The weight is different, -- vs --. The TDP of the first video card is 215 W, and the second is 215 W . Compare the benchmark results to find out which video card is better.