This is because of an unprecedented level of accuracy, performance features, and enhancement capabilities. The Dolphin Emulator is among the most popular, if not the most popular, on the scene.On a slower or older system, fine-tuning your Dolphin emulator settings will be key to ensure that games can be played without too much lag interfering with the gameplay experience. However, because the Nintendo consoles that Dolphin emulates are drastically different than an average computer, even decade-old Wii games can put strain on a high-performance computer. The emulator offers unique Dolphin enhancements that allow older games to be played with enhanced visuals and performance tweaks. Dolphin 5.0 Best Settings is an open-source emulator that allows games for the Nintendo GameCube, Nintendo Wii, and Nintendo Wii U consoles to be played on a PC.How to Speed Up Dolphin Emulator on a Slow Computer.