A4988 vs DRV8825 Chinese Stepper Driver Boards

The Arduino Mega 2560 + RAMPS 1.4 is presently (December 2014) widely available and widely used to control 3D printers, either in the form of original components or more often as inexpensive Made in China clones. Similarly, stepper driver boards are available from China

DRV8825 stepper driver board

Datasheets

• DRV8825
• A4988