0
votes
0answers
55 views

how to get APU Memory clock to increase?

I noticed something interesting, that while I could increase the GPU core speed, the memory speed stayed at 800Mhz. (using ClickBios2) wouldn't the difference in speed cause them to be out of sync? is ...
1
vote
0answers
58 views

What is the specification for GPU ROMs?

So, graphics cards have a ROM that you can export in GPU-Z (GPU-Z: An example of an application that will perform this task). Is it at all possible to find out what the specification is for a GPU ROM? ...
2
votes
1answer
1k views

Why is GPU core clock cutting itself in half?

I'm using Afterburner to "natively" overclock a 7950, having used the "-xcl" option. From what I understand, this bypasses the need for unofficial Afterburner overclocking, and instead unlocks the ...
0
votes
1answer
1k views

Overclocking a nVIDIA GTX 660M GPU?

I have a MSI GE60 0ND laptop with a GTX 660M GPU. When I play games like Minecraft or Portal 2, the core clock is stable at 835 MHz. Recently I tried to overclock it using MSI Afterburner but it ...
2
votes
3answers
1k views

Overclocking: Is my gpu too hot?

I have a radeon hd 6670, and I have overclocked the GPU clock to 850 MHz and the memory clock to 1040 MHz. I then ran Diablo 3 with SpeedFan running in the background to check the heat of the GPU, and ...
4
votes
1answer
267 views

GPU running underclocked / under normal speed?

I have tried to overclock my card. Seemingly it worked, and the GPU-z shows the OC speed (see GPU3.png). However, current readings are REALLY far from the normal speed of the GPU. That's what I can't ...
8
votes
1answer
1k views

At what working temperatures will my gpu not only survive, but have a long healthy life

There are plenty of questions about what a safe gpu temperature is, but these seem focused on what temperatures a gpu will survive at in the short term, regardless of whether it may shorten the cards ...
2
votes
1answer
3k views

Understanding GPU clock rates

I know how to overclock my CPU (mess with multiplier, and bus speed)... However, I've noticed that it seems a bit more complicated with GPU's. How and where do I start? I've noticed that I can adjust ...
2
votes
2answers
429 views

OC'd video card, now seeing artifacts

I overclocked my 5850 to 775/1250 (using AMD Overdrive) for maybe an hour. I don't think the temperature rose above the low 80's (Celsius, of course), but I started seeing artifacts so I put it back ...
1
vote
1answer
2k views

Overclocking a Dual GPU Crossfire setup?

I just added another HD 4890 to my current setup to run the two in crossfire. If I now want to overclock them via Catalyst, do I need to tweak the clocks on both the cards manually, or can I ...
1
vote
1answer
131 views

Overclocked GPU quantum problem

I overclocked my nVidia GPU, and now I get it to be much faster, but after a ~40% overclock, I start getting "mistakes" on the screen, like wrongly coloured pixels, glitches and the sort. Temperature ...