The Inspiron 6400 is a notebook model of the American computer manufacturer Dell. The Inspiron series comes in different versions like mainstream models, large screen models, lightweight models and netbooks. The Inspiron 6400 is a medium-priced mainstream notebook.
Dell Computers makes Inspiron laptops.
Some of the top laptops out there are the Dell Inspiron and the Compaq Presario's. Another good brand that really doesn't get much recognition is the Gateway models.
The top brand named laptops for the year of 2012 were, the Toshiba Satellite, the Apple MacBook, Hp Pavilion, the Apple MacBook Pro, Asus, and the Dell Inspiron. These laptops are widely different and vary in price and performance.
Inspiron is a series of Dell Laptops. There are the Inspiron series, the XPS series, the Alienware series, and the Z series.
Dell does not call any of its non-desktop PCs a "notebook." Generally a notebook and a laptop are the same. It makes Inspiron laptops and ultrabooks, the XPS ultrabook, and Alienware gaming laptops.
I don't have a lot of experiences with different laptops but the one I currently own is great. It is a Dell Inspiron and it comes highly recommended.
netbook
Dell brand Inspiron 15r laptops are the same exact price on both sites at 599$, so both Costco and Best Buy appear to be equally good deals on laptops.
I would buy a cheaper model, one that doesn't have a lot of thrills. Basic is better. Dell Inspiron is a great brand that I would recommend for you.
Dell offers both traditional laptops and thinner, more portable Ultrabooks. Some of their models are the Inspiron 14z Ultrabook, the Inspiron 15z Ultrabook, the Inspiron 15, the Inspiron 17 and the Inspiron 15R.
Inspiron Mini is not an inexpensive laptop. It is actually an expensive one. It costs around $700. Inspiron Mini are slow and do not have much configuration and features.
Dell produces the Inspiron 1000 notebook. These laptops have a slower processor speed and do not have wireless integrated, but they are a decent price.
Any that are USB.