"if its too hot to touch, its overclocked too much"

l3ored

Senior member
May 25, 2003
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i made that up myself, like it? i had my radeon 9800 pro's core clocked up to 350, ran the artifact tester that came with the omega drivers and it told me to overclock more. but then i touched the heatsink and it was pretty hot (not enough to burn though) im sure the card can go higher, but how do i know when to stop?
 

JBT

Lifer
Nov 28, 2001
12,094
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When YOU start seeing artifacts, it becomes unstable, or when u feel u you should stop going highier...
 

blodhi74

Diamond Member
Mar 28, 2003
4,566
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radeons do run a little hot ..... point a fan @ its direction ....U should be ok
 

l3ored

Senior member
May 25, 2003
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Originally posted by: JBT
When YOU start seeing artifacts, it becomes unstable, or when u feel u you should stop going highier...

so i should get artifacts well before it fries, right?
 

apac

Diamond Member
Apr 12, 2003
6,212
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Originally posted by: l3ored
Originally posted by: JBT
When YOU start seeing artifacts, it becomes unstable, or when u feel u you should stop going highier...

so i should get artifacts well before it fries, right?

Yes, test using very small mhz increases and when you see any artifacts, stop there. Anything past that and you're risking damage to your card (which some people don't seem to mind if it gets them those extra 100 pts on 3dmark).
 

jim1976

Platinum Member
Aug 7, 2003
2,704
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Try some other benchies to see if you are having artifacts.3dmark03 I believe is a really heavy 3d application, and a good reference for artifacts.
My advice even though I don't o/c but only when I really need it, is to take small steps in o/c anything.
Taking high steps can harm your gpu in rare cases. In the vast majority of the cases artifacts or hangs appear.
 

blodhi74

Diamond Member
Mar 28, 2003
4,566
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Originally posted by: apac
Originally posted by: l3ored
Originally posted by: JBT
When YOU start seeing artifacts, it becomes unstable, or when u feel u you should stop going highier...

so i should get artifacts well before it fries, right?

Yes, test using very small mhz increases and when you see any artifacts, stop there. Anything past that and you're risking damage to your card (which some people don't seem to mind if it gets them those extra 100 pts on 3dmark).

true that
 

Sunner

Elite Member
Oct 9, 1999
11,641
0
76
If it doesn't even burn you, you're WAY fine :)

My Voodoo3 3000 burned me bad enough to leave a mark at stock speeds, and it's running fine.
IIRC the operating specs for a TBred Athlon have temps up to 85 degrees C, and I belive GFX chips generally have higher tolerances.
 

l3ored

Senior member
May 25, 2003
569
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Originally posted by: Sunner
If it doesn't even burn you, you're WAY fine :)

My Voodoo3 3000 burned me bad enough to leave a mark at stock speeds, and it's running fine.
IIRC the operating specs for a TBred Athlon have temps up to 85 degrees C, and I belive GFX chips generally have higher tolerances.

haha, alright
 

VTrider

Golden Member
Nov 21, 1999
1,358
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I've been overclocking CPUs + GPUs for years on end, never 'fried' anything. Your equipment will usually start acting funny if heat starts to become an issue, always take that as a sign to back down. If you use nice aftermarket fans and heatsinks, you'll probably be fine. I'm still amazed how hot today's chips get and keep on running that way w/o probs.


(BTW: 9800Pros have a default core of 380 right? you say you clocked up to 350?)
 

Dantzig

Golden Member
Oct 11, 1999
1,301
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That artifact tester is garbage. Use some real 3D apps that tax your graphics card. 3DMark is good for this, as are demo loops. That program said that I could run my Radeon 9600 at 500/650 (yes, I ran the most intensive mode). In reality, anything over 425/540 generated artifacts.
 

l3ored

Senior member
May 25, 2003
569
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oh poo, yea i said i was at 450, but i was only using the artifact tester which dantzig says sucks. 40 mins till 3dmark2k3 is done downloading... we'll see whats going on then
 

sandorski

No Lifer
Oct 10, 1999
70,803
6,360
126
"too hot to touch" is "too vague to have meaning". ;)

It's like food, I like HOT and Spicy. Some people complain when something as inane as Black Pepper is used. To me Black Pepper is nothing.

edit: upon second reading, original post made no sense whatsoever :)
 

Sunner

Elite Member
Oct 9, 1999
11,641
0
76
Originally posted by: sandorski
"too hot to touch" is "too vague to have meaning". ;)

It's like food, I like HOT and Spicy. People who don't complain when something as inane as Black Pepper is used. To me Black Pepper is nothing.

To me, "too hot to touch" is when it starts leaving marks that stick for a while :)

And Im fairly insensitive to heat(and spicy food).
 

cbuchach

Golden Member
Nov 5, 2000
1,164
1
81
The artifect tester is really worthless. With the newer generation cards you really need to test using apps that use pixel shaders like 3D Mark 2003 or things like ATI's demos or certain games like Halo (in which certain scenes gave me artifacts when overclocked where no other games did).

So I couldn't imagine you demaging your card with only a heatsink being hot to the touch, but you definately need to ditch the "artifact tester" for some more modern apps.
 

thomsbrain

Lifer
Dec 4, 2001
18,148
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i dunno, i've seen plenty of stock video cards that burned me when i touched them.

artifacts are the way to go, not temperature of the heatsink.
 

l3ored

Senior member
May 25, 2003
569
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i used powerstrip to overclock and the ut2k3 demo benchmarks to check for artifacts, and the highest i can get it with NO artifacts is 438/345, pretty good core, but really no memory oc. however, it only got me an extra few fps, which doesnt matter since im around 150 anyway. if i have any trouble playing hl2 or doom 3, ill try ocing again, but for now its not worth it.
 

Slammy1

Platinum Member
Apr 8, 2003
2,112
0
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I usually only o/c my vid to bench, though running AA on some games it's nice to put a little boost (say 1/2 maximum). Otherwise, I run default speeds. My max is backed off some from where I start to see artifacts. I don't need extreme speed yet anyway, so it only made sense. I figure, lots of o/c'ing should come at the end rather than the beginning of a card's life cycle.
 

beatle

Diamond Member
Apr 2, 2001
5,661
5
81
Nah, you can't go by touch when overclocking. The FireGL card in my server sears my fingers almost instantaneously and it's a very slow, old card. I've never had a problem with it either (other than the burn on my finger ;)).
 

txxxx

Golden Member
Feb 13, 2003
1,700
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From Aceshardware:

"0.13 µ Pentium 4 3.06 GHz: 100-105 Watt".

I realise that's not going to happen often, but its a scary thought as to how many people are keeping there 3.6ghz p4's cool on air :eek:
 

FacelessNobody

Senior member
Dec 13, 2002
314
0
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Hey, if the heatsink is hot, it means it's doing its job :). You can't rely on your fingers as an overclocking gauge, and for all you know the normal operating temperature for that device could bake your pizza.