HP LAPTOP is best suited for programming applications and I have a hp laptop which is most usefull for me and iam using this from past 4 years and there is no problem in this, battery power backup is so good and I will use continuosly 4 hours and sound system speakers is also good base sound and as per my experience this laptop is excelent and procosser and RAM and every thing is so good quality and I say thanks to HP for good quality