Tera-electron volts to giga-electron volts converter above calculates how many giga-electron volts are in 'X' tera-electron volts (where 'X' is the number of tera-electron volts to convert to giga-electron volts). In order to convert a value from tera-electron volts to giga-electron volts (from TeV to GeV) just type the number of TeV to be converted to GeV and then click on the 'convert' button.