 They were built with a maximum speed of and 8,800 kW of power under 25 kV.The efficiency of the Atlantique with all seats filled has been calculated at 767 PMPG, though with a typical occupancy of 60% it is about 460 PMPG (a Toyota Prius with three passengers is 144 PMPG).Modified unit 325 set the world speed record in 1990 on the LGV before its opening.