Best Reviews of Dell Inspiron 15 with Microsoft Windows 8. Intel Pentium Processor (2.2 GHz), 4GB RAM, 500GB HDD, Next Working day in Home warranty.With so many on offer these days, it is good to have a make you can recognise. The Dell Inspiron 15 with Microsoft Windows 8. Intel Pentium Processor (2.2 GHz), 4GB RAM, 500GB HDD, Next Working day in Home warranty. is certainly that and will be a perfect purchase. For this price, the Dell Inspiron 15 with Microsoft Windows 8. Intel Pentium Processor (2.2 GHz), 4GB RAM, 500GB HDD, Next Working day in Home warranty. is highly respected and is a regular choice with most people.