http://www.techpowerup.com/reviews/ATI/R5XX/3
Most likely the sheets The Inquirer talked about.
Click link for all the X1800 sheets, also X1300&1600 sheets.
Most likely the sheets The Inquirer talked about.
![X1800-1.jpg](http://www.techpowerup.com/reviews/ATI/R5XX/images/X1800-1.jpg)
Click link for all the X1800 sheets, also X1300&1600 sheets.