Laptop Help

[nowayjose_39]

Hey, I was just wondering which of these three laptops would be the best to buy. Thanks in advance!

http://www.newegg.com/Product/Product.aspx?Item=N82E16834127540

http://www.newegg.com/Product/Product.aspx?Item=N82E16834200373

http://www.newegg.com/Product/Product.aspx?Item=N82E16834230132&cm_mmc=ET2011_listing-_-32-_-N82E16834230132&nm_mc=ET2011_listing

Also, since dell and asus don't list the mhz speed of their ram should it be assumed that they're 1066?

 

[slhpss]

the Asus > the Sony > the Dell