PE4000B Series Lineup

Storage / OS	Built-in
	PE4000B Atom N2600 Model	PE4000B Atom N270 Model
SSD (80GB) / WES7*	PFXPEBBD42DNN1	-
CFast (16GB) / WES7*	PFXPEBBD42CNN1	-
CFast (8GB) / WES2009*	PFXPEBBD21BNN1	-
CF (8GB) / WES2009*	-	PFXPEBAD21ANN1
None	PFXPEBBD40NNN1	PFXPEBAD20NNN1

*"WES7" stands for Windows® Embedded Standard 7 Runtime (WS7P)(ESD), and "WES2009" for Microsoft® Windows® Embedded Standard 2009 Runtime.