Hi,
First, i not speak english.
Look my url and look my picture, is my hardware.
HD3870x2
http://www.hwbot.org/compare.do?resultId=839636
X1900XT 256
http://www.hwbot.org/compare.do?resultId=839605
http://www.hwbot.org/compare.do?resultId=839597
http://www.hwbot.org/compare.do?resultId=839610
http://www.hwbot.org/compare.do?resultId=839622
Thanks