CrazeD
Member
+368|6944|Maine

Bertster7 wrote:

CrazeD wrote:

Scorpion0x17 wrote:


Likewise, I'm talking about OCing badly. There's a very fine line between 'good' and 'bad' when it comes to overclocking, and in fact, you've got to risk your card to know where that line is - you know it's at that point when it starts artifacting - and when it starts artifacting, that's exactly when it's too much - the artifacting is due to you overstressing the silicon - leave it like that for more than a short length of time and you will damage the component.
Doesn't mean it is "overstressing the silicon", it just means you don't have enough voltage and it's unstable - simple as that. When your average non-hardcore overclocker overclocks their video card, they just take a program like Rivatuner and turn the frequency up until it is unstable and then back it down a bit. That is completely safe, you pretty much can't hurt it that way. But when it is unstable, you can either turn it down or do a volt-mod of some kind, to make it stable again.

Obviously eventually you will be "overstressing the silicon" but most chips, especially without a volt-mod, will handle it just fine...
It does mean it's overstressing the silicon. It has nothing to do with having insufficient voltage. If you have insufficient voltage the program will crash. Artifacting is not caused by lack of voltage. Certainly not in any scenario I can envisage. It means the chip is under too much strain and is being damaged. If you see artifacts caused by OCing, you hit the off button immediately to prevent serious damage. You can damage a card a lot using a program like Rivatuner.

It sounds like you need to get a better grasp of the fundamentals of overclocking theory. Start approaching it from an electronic engineering perspective.
What I meant was that it is unstable, due to lack of voltage. If you overclock you're going to reach a point where you will be unstable no matter what without more voltage.

Of course you can do damage with a program like Rivatuner, I didn't say you couldn't. You can dick with voltages, memory timings/voltage, all kinds of bad things with Rivatuner. And yes of course if you just jack up the frequency a shitload it will be very bad.

It's just like overclocking your CPU. If it is unstable you just give it a small increment in vCore and you're usually okay for a little more as long as temps are good. Same principle here.
Bertster7
Confused Pothead
+1,101|6852|SE London

CrazeD wrote:

Bertster7 wrote:

CrazeD wrote:

Doesn't mean it is "overstressing the silicon", it just means you don't have enough voltage and it's unstable - simple as that. When your average non-hardcore overclocker overclocks their video card, they just take a program like Rivatuner and turn the frequency up until it is unstable and then back it down a bit. That is completely safe, you pretty much can't hurt it that way. But when it is unstable, you can either turn it down or do a volt-mod of some kind, to make it stable again.

Obviously eventually you will be "overstressing the silicon" but most chips, especially without a volt-mod, will handle it just fine...
It does mean it's overstressing the silicon. It has nothing to do with having insufficient voltage. If you have insufficient voltage the program will crash. Artifacting is not caused by lack of voltage. Certainly not in any scenario I can envisage. It means the chip is under too much strain and is being damaged. If you see artifacts caused by OCing, you hit the off button immediately to prevent serious damage. You can damage a card a lot using a program like Rivatuner.

It sounds like you need to get a better grasp of the fundamentals of overclocking theory. Start approaching it from an electronic engineering perspective.
What I meant was that it is unstable, due to lack of voltage. If you overclock you're going to reach a point where you will be unstable no matter what without more voltage.

Of course you can do damage with a program like Rivatuner, I didn't say you couldn't. You can dick with voltages, memory timings/voltage, all kinds of bad things with Rivatuner. And yes of course if you just jack up the frequency a shitload it will be very bad.

It's just like overclocking your CPU. If it is unstable you just give it a small increment in vCore and you're usually okay for a little more as long as temps are good. Same principle here.
I was mainly addressing your comment which I interpreted as you saying artifacting is not caused by overstressing the silicon, but by lack of voltage.

This is what caused me to arrive at that interpretation:

Scorpion0x17 wrote:

when it starts artifacting, that's exactly when it's too much - the artifacting is due to you overstressing the silicon - leave it like that for more than a short length of time and you will damage the component.
That is the only time overstressing the silicon was mentioned and your response started:

CrazeD wrote:

Doesn't mean it is "overstressing the silicon", it just means you don't have enough voltage and it's unstable - simple as that.
It certainly does mean it is overstressing the silicon and doing harm. That is the most important fact of note.

Last edited by Bertster7 (2008-04-30 12:00:35)

SEREVENT
MASSIVE G STAR
+605|6378|Birmingham, UK
I just got a new graphicscard today
GC_PaNzerFIN
Work and study @ Technical Uni
+528|6685|Finland

I'm gonna use X800XT PE soon. it is ftw.

Last edited by GC_PaNzerFIN (2008-04-30 12:25:42)

3930K | H100i | RIVF | 16GB DDR3 | GTX 480 | AX750 | 800D | 512GB SSD | 3TB HDD | Xonar DX | W8
Freezer7Pro
I don't come here a lot anymore.
+1,447|6468|Winland

GC_PaNzerFIN wrote:

I'm gonna use X800XT PE soon. it is ftw.
And I'm gonna use an HD3870 soon. PaNzerFIN is ftw!
The idea of any hi-fi system is to reproduce the source material as faithfully as possible, and to deliberately add distortion to everything you hear (due to amplifier deficiencies) because it sounds 'nice' is simply not high fidelity. If that is what you want to hear then there is no problem with that, but by adding so much additional material (by way of harmonics and intermodulation) you have a tailored sound system, not a hi-fi. - Rod Elliot, ESP
.Sup
be nice
+2,646|6724|The Twilight Zone

Freezer7Pro wrote:

GC_PaNzerFIN wrote:

I'm gonna use X800XT PE soon. it is ftw.
PaNzerFIN is ftw!
Tru dat.
https://www.shrani.si/f/3H/7h/45GTw71U/untitled-1.png
Scorpion0x17
can detect anyone's visible post count...
+691|7037|Cambridge (UK)

CrazeD wrote:

Scorpion0x17 wrote:

There's a very fine line between 'good' and 'bad' when it comes to overclocking, and in fact, you've got to risk your card to know where that line is - you know it's at that point when it starts artifacting - and when it starts artifacting, that's exactly when it's too much - the artifacting is due to you overstressing the silicon - leave it like that for more than a short length of time and you will damage the component.
Doesn't mean it is "overstressing the silicon", it just means you don't have enough voltage and it's unstable - simple as that. When your average non-hardcore overclocker overclocks their video card, they just take a program like Rivatuner and turn the frequency up until it is unstable and then back it down a bit. That is completely safe, you pretty much can't hurt it that way. But when it is unstable, you can either turn it down or do a volt-mod of some kind, to make it stable again.

Obviously eventually you will be "overstressing the silicon" but most chips, especially without a volt-mod, will handle it just fine...
Meh, what would I know, I only did (some) electrical, electronic and microprocessor engineering at University.
GodFather
Blademaster's bottom bitch
+387|6490|Phoenix, AZ
From my endeavors with overclocking my processor, I think that im not going to OC, now that I think about it its not worth it, I played Crysis all the way through on High... And Im VERY happy with that result

so yeah, dont worry

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