What's the difference between Pata and Ata-6?

The hard drive in my dell inspiron 6000 laptop died. The specs say it uses an ata-6 hard drive. I was wondering if I could replace it with this SSD instead:

http://www.newegg.com/Product/Product.aspx?Item=N82E16820208445

Will that ssd work in the dell?
2 answers 2