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Originally Posted by operaman
The big issue is the cooling solution is inadequate for this voltmod. I have ran every notebook and GPU on the highend Dell has made over the last 3 years (not big timing anyone. Just giving a point of reference that I am not an ignoramous spouting nonsense). My 7800 GTX Go on my XPS2 would get up to 82 degrees C WITH both copper Heatpipes and AS5'd so there ya go. This is an accident waiting to happen.
Personally if I get 5500 ish oc'd without the voltmod I will be pleased as punch. I will know more tomorrow when I get mine. Not worth the extra 4-5 fps for me to do this voltmod and really if you have any common sense about you (not talking intelligence here, A lot of people on here smoke me in that department I am sure) you will skip this voltmod.
Seen desktop 6800 GT's go up in smoke in 4 months using the old bios flash to 1.4 v to make them 6800 Ultras. People forget the cores may be the same BUT the PCB and cooling solutions are different. For me, if the 18% increase in voltage gave me more performance I would do it. But we are talking more like a 12% increase in performance assuming a score from 5500 to 6200ish. Risk does not= reward(for me).
You do this at your own risk and really people, even with a HEAT mod the PCB is clearly different from the pics and it is not rated for this voltage. You really should skip this one. These are not desktops, and people that tend to do serious overvolting do not do so on lappies. They do so with watercooling and tend to turn over chips quick(say every few months) I LOVE mods but this one makes no sense logically for the longterm use of your laptop. Just my two cents...
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There are two types of overclockers...those that do it for fun & the challenge, and those that do it for the performance boost. I'm starting to make a transition from the first to the latter. The performance is already there with stock voltages and a good oc on a 7800go, so i'm not going to do this until I see it offering a benefit that out weighs the consequences.
peter-pan - your rivatuner temp chart is climbing, but taking a break because of the loading of the next scene. You need to run something continuously to stress it. Try looping a test 20 times and see what your temps do. That's the only way you're gong to find the max temp, and more accurate to how games are played.
overclocking is fun, but only when you have control over the temps. In this situation, overclocking is very dangerous because of the lack of cooling. If someone does this mod and happens to use it on their lap, they're going to block the air intake and fry their GPU.
But, it's overclocking, and it's fun and easy to do. I'd consider it for benching, but be careful guys if you use these voltages & clocks 24/7.