View Full Version : Is 2.05v safe for a Tbird?
I'm at 1420 (142x10) & 1.95v at 50C under load with a Glaciator and lots of case air flow. Is it safe to TRY 2.05v to see how high my AVIA will go? I don't think I'll leave it at 2.05v but I think its better to back off a bit in order to keep the temps down for the long term. I basically don't know what the max safe voltage is for a Tbird. Thanks.
CSaddict
06-23-01, 11:36 AM
Unrelated question, what fan do you use on your glaciator? I just ordered one. Did it come with a fan? Is it the evercool model?
I believe it is an Evercool fan. It is NOT removable by design. I don't recall the CFM but the noise level is reasonable.
With proper cooling, I have found that about 2.06 volts is the sweet spot for all but one pf the Birds I have played with.
Rob Cork
06-23-01, 12:59 PM
As you can see, I'm running about 2.3V through my duron, and have been since I did the volt mod (sometime towards the end of January). It's lasted for about 4 or 5 months then so far, and is still going strong. I've noticed the voltage sometimes drops back to 1.94V recently, but I think I have a dodgy connection to the resistor (problem is I covered it all with epoxy so I can't resolder it). My load temps occasionally hit 50C with 2.32V, and I'd say if you want to raise the voltage to experiment it should be fine, but if you want to run permanently at high voltages get better cooling (dunno what's gonna be better than a glaciator though, lol) :)
merlins_wraith
06-23-01, 08:18 PM
After finishing the phase II voltage modification on my KT7A I can sustain voltage in my Tbird up to 2.53 volts, BUT IT DEPENDS ON YOUR COOLING. I would say give it a try but keep a close eye on your temps for a while. Best of luck.
I think I'm reaching the limits of my Tbird 1.2.
At default 1.85v I can reach 1380 Mhz with 46C load temps.
At 1.95v I can reach 1425 with 50C load temps.
At 2.05 I can just barely reach 1450 with 54C load temp.
This is with a Glaciator and 3 intake and 3 exhaust fans in my Antec SX830 case giving me a 26-27C 'system' (I think that means motherboard) temp.
I'm running at 1425 @ 1.95v now and its rock stable. It just seems that I'm getting diminishing returns by increasing voltage and the temps are starting to get too high for my liking.
If I were you I wouldnt stay at 2.05 until you get water cooling. 54 seems too high. Also even though temps arent that high sometimes you can still kill a chip. The lower you have your voltage the safer you are from doing that. It seems to me that 1.95 is where you should stop before water cooling. But this is just my opinion, if you plan on buying a new processor soon or if you have enough money to buy a new processor if you burn it out than play around with it.
AtomicGuY
06-24-01, 12:22 AM
very safe!
just keep your max temp "under" 60c LOL. Or "under" 50c if your not oc.
I'm currently running 2Volts my self!
-=UR=- Ranger
06-24-01, 04:41 AM
Itīs not the voltage thatz actually kills your Cpu, itīs the heat it generates.
So have a close look at your temps, and everything will be fine
Nagorak
06-25-01, 12:48 AM
Len (Jun 23, 2001 08:40 p.m.):
I think I'm reaching the limits of my Tbird 1.2.
At default 1.85v I can reach 1380 Mhz with 46C load temps.
At 1.95v I can reach 1425 with 50C load temps.
At 2.05 I can just barely reach 1450 with 54C load temp.
This is with a Glaciator and 3 intake and 3 exhaust fans in my Antec SX830 case giving me a 26-27C 'system' (I think that means motherboard) temp.
I'm running at 1425 @ 1.95v now and its rock stable. It just seems that I'm getting diminishing returns by increasing voltage and the temps are starting to get too high for my liking.
You are hitting the limits of your chip whichy is why you are getting diminishing returns. All chips will hit a point where you have to super charge them with juice just to get even a modest improvement. That's the point where common sense has to kick in and tell you "let's just move this back down to a point where it's comfortable".
DO NOT run at 2.05 v just to get 25 MHz more. 25 MHz is nothing. Clock it back down to 1.95.
Anyway, I see that's what you did. Good call!
Nagorak
06-25-01, 12:49 AM
-=UR=- Ranger (Jun 24, 2001 04:41 a.m.):
Itīs not the voltage thatz actually kills your Cpu, itīs the heat it generates.
So have a close look at your temps, and everything will be fine
This is not 100% true...you can fry a cpu with voltage alone...but if you do it'll probably die pretty fast as soon as the power is turned on. Therefore you won't have time to worry about it.
Len (Jun 23, 2001 08:40 p.m.):
I think I'm reaching the limits of my Tbird 1.2.
At default 1.85v I can reach 1380 Mhz with 46C load temps.
At 1.95v I can reach 1425 with 50C load temps.
At 2.05 I can just barely reach 1450 with 54C load temp.
This is with a Glaciator and 3 intake and 3 exhaust fans in my Antec SX830 case giving me a 26-27C 'system' (I think that means motherboard) temp.
I'm running at 1425 @ 1.95v now and its rock stable. It just seems that I'm getting diminishing returns by increasing voltage and the temps are starting to get too high for my liking.
More cooling and you may have another 50 to 100 Mhz. Is it worth it? Water, yes. Pelts, a big maybe. All this speaking from experience.
"watch the temps" everyone is saying. Yea, i'd love too, but even right now there is an article on the frontpage saying how the design of the Glaciator actually results in HIGHER software ratings, while providing good cooling. I've got this as well, moving from the WBK38 to the Glaciator resulted in ViaHWM temps rising on average by 1-2 degrees. So how am I supposed to watch temps? They're completely inaccurate!
Man ur temps r high, and whoever said the Glaciator is the way to go, never owned a Swiftech MC 462a HSF :P
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