Right now I am deciding on whether to buy the Dell XPS 15z or the Macbook Pro 15". I will be studying engineering in college, and need a laptop that will be able to run and handle all my engineering programs. Also, I will be using programs such as Eclipse, Photoshop, Microsoft Visual C++, and Autodesk 3dsMax. Here are the specs for the laptops: Dell XPS 15z - $1500 -750GB 7200rpm HD. -i7 2620M 2.7GHz turbo boost up to 3.40GHz -8GB RAM DDR3 133MHz -15.6" 1080p display -NVIDIA GeForce GT 525M 2GB graphics with Optimus -Battery life at least 4 hours? Macbook Pro 15" - $1924 -500GB 7200rpm HD -i7 2.0GHz quad core -Intel HD Graphics 3000 AMD Radeon HD 6490M with 256MB GDDR5 -15.4" 1680x1050 Antiglare display -4GB RAM 1333MHz DDR3 -At least 6 hours battery life I was about to pull the trigger on the MBP 15" until I saw the Dell XPS 15z. I currently can't decide so someone please convince me .