Comparison of Sapphire Pulse Radeon RX 580 8G G5 OC Lite video card vs KFA2 GeForce GTX 1050 OC LP video card by specifications and benchmarks. Sapphire Pulse Radeon RX 580 8G G5 OC Lite runs at 1.257 GHz base clock speed and has 8 GB of GDDR5 memory, while video card KFA2 GeForce GTX 1050 OC LP runs at 1.366 GHz+ 1 % base clock speed and has 2 GB of GDDR5 memory. The TDP of the first video card is 185 W, and the second is 75 W. Compare the table of benchmark results to find out which graphic card is better.