Associate
In German:
http://www.gamestar.de/hardware/tests/grafikkarten/pcie/1955014/test_radeon_hd_4890.html
English thanks to google:
http://translate.google.co.uk/trans.../1955014/test_radeon_hd_4890.html&sl=de&tl=en
It looks like overclocks easily to 1000/4760
http://www.gamestar.de/hardware/tests/grafikkarten/pcie/1955014/test_radeon_hd_4890.html
English thanks to google:
http://translate.google.co.uk/trans.../1955014/test_radeon_hd_4890.html&sl=de&tl=en
It looks like overclocks easily to 1000/4760