Gigawatts to BTU (IT) per minute conversion calculator above calculates how many BTU (IT) per minute are in 'X' gigawatts (where 'X' is the number of gigawatts to convert to BTU (IT) per minute). In order to convert a value from gigawatts to BTU (IT) per minute (from GW to BTU/min) simply type the number of GW to be converted to BTU/min and then click on the 'convert' button.