... a choice by your needs1.Economical Set :CPU: Intel Atom D2500 Dual-core 1.86GHz,4 Channel ,1GB RAM,160GB ... HDD;Graphics: Intel GMA 3600 VGA 640MHz .2. Business Set: CPU: Intel Atom N2800 Dual-core 1.86GHz,4 ... ,up to 2GB 4. Golden Set: CPU: Intel i3-2317U Dual-core 1.7-2.6GHz,4 Channel ,2GB ... RAM,320GB HDD;Graphics: Intel GMA 3600 VGA 640MHz.5.Platinum Set: CPU: Intel i5-3317U Dual-core 1.7-2. ...