Fast spreading centers, such as the East Pacific Rise, typically have a higher eruption frequency and quicker seafloor spreading rates compared to slow spreading centers, such as the Mid-Atlantic Ridge. As a result, fast spreading centers generally have wider rift valleys, higher magma production rates, and more volcanic activity than slow spreading centers. Slow spreading centers, on the other hand, tend to have narrower rift valleys and less volcanic activity. However, both types of spreading centers play a critical role in the overall process of plate tectonics by providing pathways for magma to reach the seafloor, allowing new crust to form and facilitating the movement of Earth's tectonic plates.