Wendig0: The Gecube rev.2 bios worked well for me, but I haven't tested to see if it had an effect on overclock, nor did I use rabit to change frequency in the bios itself.
GT98: were you using a bios that matched your card, or were you trying to force a different one with the -f switch...
There have been a number of reports* of ATI HD 3870's (across several board manufacturers) failing to output via DVI to LCD's prior to driver loading. I had this issue with two Sapphire, and one GeCube HD 3870. Dissatisfied with the dual cables workaround, (attaching both VGA and DVI...
:( I've gone through three HD 3870 cards (3 different brands too, sapphire, visiontek, gecube) and they all had the same problem of no display outside of windows via DVI. I also tried 3 different DVI cables, all of which are DVI-D (cheap stock, Monster MDVI500, Belkin Dual-Link PureAV). VGA...
1. Build a new AM2 system around it, and overclock [H]ard!
2. Phenom. I still think they should have called the entire line Agena, who doesn't love space rockets?
I also noticed an annoying dithering of all dark colors on my Sceptre X22wg, as well as shimmering fringing (http://sdcc17.ucsd.edu/~jlgallag/sceptre/lcd1.jpg). I contacted Sceptre tech support and described the problem, and they issued an RMA. The result? They ship back my original monitor...