THE CORE IS SAME BUT THE MANUFACTURER PUT THEIR SHROUD OR COVER TO SHOW PEOPLE WE MAKE GRAPHIC CARDS SOME MANUFACTURERS MOUNT DIFFERENT HEAT SINKS AND FAN FOR COOLING AND STYLE AND SOME MANUFACTURER GIVES THE SAME GRAPHIC CARD FOR LESS PRICE FOR EXAMPLE ON AMAZON UK ASUS R7 250 IS FOR 49 POUNDS AND SAPPHIRE'S FOR 59..SOO (SEE THE BASE AND F*** THE FACE)