Comparison of GIGABYTE GeForce RTX 2060 OC 6G (rev. 2.0) video card vs MANLI GeForce RTX 2080 (M3423+N502-00) video card by specifications and benchmarks. GIGABYTE GeForce RTX 2060 OC 6G (rev. 2.0) runs at 1.365 GHz base clock speed and has 6 GB of GDDR6 memory, while video card MANLI GeForce RTX 2080 (M3423+N502-00) runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 160 W, and the second is 215 W. Compare the table of benchmark results to find out which graphic card is better.