GP meant low end smartphones. The first 64 bit android phone was one with 8 A53s coming out in China. Before that using 8 A7s was very popular. Small cores a

GP meant low end smartphones. The first 64 bit android phone was one with 8 A53s coming out in China. Before that using 8 A7s was very popular. Small cores are very small compared to higher end cores. Part of this is 8 being a lucky number.