In an article about CPUs, ZOL published this cheatsheet to quickly figure out which Intel CPU is what [Google Translate]:
And a chart:
The biggest difference is the last one named, strong performance without suffix are dual channel LPDDR3-1067, the maximum capacity of 4GB . Z3735D, Z3745D and Z3775D are single-channel 64 of DDR3L-RS-1333, maximum 2GB . Z3735E reduced to a single channel 32, the maximum capacity of 1GB . Z3735F, Z3735G specifications respectively Z3735D, Z3735E almost exactly the same, but the package is slightly different, Z3735F, Z3735G using third-class package (592 contacts), the other is a fourth class (1380 contacts), pin spacing greater, but lost some IO specifications, directly reflected in terms of the number of interfaces. Scene Design Power has 2.0 / 2.2W two kinds.