i was having a similiar problem with my 8800GTS using a Dell 2007FP (native res 1600x1200) as part of my dual monitor config.
your problem does not sound exactly the same, but it's similiar enough that i would try the CVT Blank adjustment...
[lurk off]
thanks to this thread, i've solved my rather annoying problem.
i have a dual monitor setup on a BFG 8800GTS. i'm running a Dell 2407WFP and a 2007FP in DVI on both.
i have not had any blurry text problems, however anytime after powering up the system, the 2007FP (not...