Processor specifically designed to perform fast memory manipulation, with instructions specifically tailored to handle computer graphics processing and rendering

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378 views

How do supersampling works?

The definition that can be found in the web says: "Splits single pixel into sub-pixels (...)" and this is the part that I do not understand. Typical pixel on screen is made of 3 sub-pixels. What ...
2
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1answer
2k views

What is the difference between tessellation and displacement/bump mapping?

As can be read here LINK displacement mapping is in some cases a "better substitute" for bump mapping, tessellation is based on displacement mapping. So what is the main difference between those 3? Do ...
2
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1answer
48 views

GPU and MOBO Bios

I have an older PC with Specs CPU e7400 (C2D) GPU 9600gt MOBO MSI p45 neo PSU 550W So my cousin gave me his old 8800GTX to replace my card. After connecting the two six pins and all the PC won't even ...
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2answers
2k views

How do device driver instructions program the GPU?

Say I am using a computer, any typical modern computer more or less. A device driver is responsible for everything I see on my screen, including right as I type this the screen is updated(this is, of ...
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0answers
76 views

Monitor sometimes display weird colors and lines when opening a website that contains a video

This happens 1/50 times when I open a website that contains a video. I don't know if it happens when I open a flash video, but I am sure it has happened when I've opened a HTML5 video. When it ...
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1answer
280 views

Sharing memory with graphics card does it matters?

I use a Graphics card named Bioster HD 6670 DDR5 1 GB And My Ram is 6 GB with 1366 Buzz and In My Direct Diagnostic Tool i Found that MY ram Shared with my GPU and Showing Approx. Total Memory: 3828 ...
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2answers
378 views

Is this a graphics card failure?

I own an older 32-bit Dell XPS 410 that I intended to use for gaming. Currently, I have a ATI Radeon 4000 series card installed, along with a Core 2 Duo and Ubuntu 12.10. I'm fairly certain that my ...
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0answers
83 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? ...
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2answers
373 views

GPU not powering on

So I got home from work yesterday and went to turn my computer on as per usual to be greeted by this: The screens remained black, so I rebooted; I go as far as GRUB before my screens went black again....
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1answer
814 views

How to go about debugging semi-random PC restarts. (In game: Dota 2)

I've been playing Dota 2 for a while on my home PC, but lately it seems to be crashing semi-randomly. Symptoms: From alive to dead in 1 second. No pre-warning whatsoever. Mostly just before big ...
3
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1answer
1k views

laptop is getting too hot after switching from Windows 8 to Ubuntu 13.04

Ever since I switched from Windows 8 to Ubuntu 13.04 my Laptop is getting way to hot. When I run sensors I frequently get something like: acpitz-virtual-0 Adapter: Virtual device temp1: +86.0°...
2
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1answer
509 views

On screen artifacts, gone after restart

I'm experiencing on screen artifacts which lead me to believe that my GPU is dying. However a restart of my pc has (until now) always solved the issue... This again makes it look like it isn't GPU ...
2
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1answer
62 views

GPU Processing overkill?

Is there such a point where using GPU Processing or Coprocessors (such as the Intel Xeon PHI card or the Nvidia Tesla card) can actually reduce the speed of which a software computes data? Say I had ...
5
votes
1answer
947 views

Random GPU output glitches, possible dying GPU?

On random occasion, the image on my screen will become extremely distorted for no reason- and in some cases these glitches can be reversed simply via changing the monitor configuration from 2 monitors ...
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0answers
911 views

Average CPU core temperature of 60 °C is normal?

I'm using Ubuntu 12.04 AMD64 running on an laptop with an Intel Core i5 and hybrid gpu. I set my OS to boot with the discrete GPU device turned off, so working with integrated GPU and both cores of my ...
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0answers
669 views

I have a GTX 760 that I can't get to work

Hello there I have a GTX 760 Twin Frozr MSI that I just can't seem to get working correctly. Basically the problem is that when I have the GPU installed there are host of problems that are as ...
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0answers
256 views

Sempron 3600+ SSE instructions missing. DirectX 11 not installing.

I have run CPU-Z but no SSE1/2/3 were found under the instruction set. My GPU is an ATI Radeon HD5450. I haven't over-clocked the GPU or the CPU. This is the CPU-Z report: When I try to web-update ...
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0answers
161 views

Is this firefox, my GPU, or the drivers?

I just noticed this on facebook. My GPU is a AMD 7970 with the latest drivers in photoshop. Are those black blocks a sign of a bad GPU, driver problem, or firefox being stupid? Here is the picture: ...
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1answer
3k views

How do I disable GPU acceleration on Office 2013?

How do I disable GPU acceleration on Microsoft Office 2013? (This is causing my computer to blue screen.)
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3answers
2k views

Will enabling Hyper-V on Windows 8 impact GPU performance?

I am vaguely aware that when you enable the Hyper-V feature on Windows 8 it somehow affects the host operating system itself, is that right? So if I've got a PC with an nVidia GTX770 and I enable ...
0
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1answer
838 views

Is it possible to upgrade my GT310M by soldering another GPU in my Sony's motherboard?

Sorry if this is a newbie question, but I couldn't find anything concrete around the web. I have a Sony Vaio VPCF121FX and it has a motherboard soldered GPU (GT310M). I want to know if it's possible ...
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2answers
2k views

Does Matlab use the GPU for plotting?

I have a new laptop with a high end (GeForce GTX 770M) discrete GPU, but when I plot large amounts of data (50k+ points), it still seems quite slow and sluggish. Is Matlab using the GPU to render the ...
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2answers
4k views

Will my CPU bottleneck this GPU?

I've been meaning to upgrade my computer for quite a long time but money's a bit short and I can't do it all at once, I want to upgrade my GPU first because it's not up to par with most newer games ...
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0answers
1k views

How to make browser use discrete Radeon GPU

I recently bought a Samsung Ativ Book 8, which has a AMD Radeon HD 8870M GPU with 2 GB GDDR5. It has AMD catalyst installed to manage switching between GPU's for different apps/power usages. I put ...
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0answers
357 views

GPU used for String operations ?

Am working a bit on CUDA, most of the examples and tutorials i see deal with implementing mathematical functions on the GPU ( Like some vector / matrix calculations). I was wondering if we can ...
0
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1answer
478 views

Use graphicscard from desktop for laptop gaming

Sounds like a bizar question so some clarification: At home I have this nice setup: Desktop with q9550 and 560ti for gaming with dual monitor running windows 7 For university I have a laptop: Clevo ...
3
votes
1answer
400 views

CPU overheating while stresstesting GPU

I have a GTX570 and a i5-3570k processor. Lately, I've been having problems with games randomly crashing and my pc rebooting while playing them. I've encountered a weird problem: while running a GPU-...
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3answers
624 views

Aren't there fail-safe drivers for GPUs?

I had display issues with an extremely old integrated graphical chipset on Windows 8.1 Preview, so I decided to purchase the Nvidia GTX 660, imagining that it would have a slightly better support. It ...
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0answers
177 views

Running multiple monitors with different generations of ATI cards

So the situation is that I currently have an HD4850, that is running two monitors. I'm looking to buy an HD7850 to run my two other monitors. Is it possible to mix the HD4XXX and HD7XXX generations of ...
0
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1answer
55 views

Freezing OS - need advice for debugging

My Windows 7 PC recently started to freeze randomly. No hardware or major software changes were made, and no specific circumstances I can locate the freezing depending on. My first suspect is the GPU, ...
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3answers
1k views

OpenCL support hardware requirements

Does my machine support OpenCL? I found Conformant Products where the list contains the required hardware requirements. Please find the below screenshots of few of my machine. Does any one of the ...
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2answers
435 views

What processing power in a laptop do I need to output 1080p video?

Will the AMD or Intel integrated GPU have enough power to drive blu ray movie without stutter, or do I need to look for laptop with a dedicated graphics card? Does it make any difference if CPU is ...
0
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1answer
2k views

Can my laptop whose dead GPU was fixed using a method similar to “Bake in the Oven” technique used normally afterwards..?

My laptop's motherboard has an Integrated graphic card that died. The manufacturer told the the only way to fix it is by replacing the motherboard, which would have cost me a lot of money. A local ...
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1answer
1k views

Can I start video card without external power?

I have PC with GTX 580 which is requare an external power to work but at the moment I can not plug those wires in to GPU and waiting for a new PSU to arrive. I need to copy some files from this PC and ...
2
votes
1answer
190 views

Chrome renders black tabs when switching monitors

There are many reports on Chrome showing black pages - most are related to a specific GPU, or page. In my case I can easily recreate it. I have a Dell Windows laptop, which I use closed in a docking ...
17
votes
3answers
32k views

How to restart a video card driver in Windows 7?

Some times my video card driver (Intel GMA X4500HD) crashes and gets restarted automatically. But more often (almost every time I watch a flash-powered online video for a period of time) it just gets ...
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vote
3answers
753 views

Computer “blacks out” when playing games

Ok, I know there are a few similar posts here but I wanted to lay out my scenario specifically.I have a Dell XPS 8300 ~ 2 years old.In my quest to make the PC more game ready (Battle Field 3), I ...
0
votes
1answer
134 views

Dual Booted Macbook Pro Retina - inconsistent GPU VRAM on both OS's

I purchased a MacBook Pro Retina 15.4" recently and I dual-booted it with Windows 8. On the Mac OS it says I have 1 GB of VRAM for the NVidia 650m (which it should report), but under Windows there's ...
0
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1answer
152 views

Blue lines when using a high resolution

I bought a new computer screen of 2560x1440, however, using any resolution higher than 1920x1080 makes the screen very blue, vertical lines. As if every odd pixel on the x-axis is not displayed and ...
0
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1answer
243 views

SLI enabled, I suspect still one GPU is used. What should be the solution?

So I have 2 NVIDIA GeForce GT 650M inside my notebook. I got SLI enabled in the NVIDIA Control Panel, however I suspect, from the external heat of my machine, that only one of them is used. I ...
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1answer
2k views

GPU is overheating after re-applying thermal paste

After dusting my computer (not vacuum cleaner), and re-applying new thermal paste on EVGA GTX 660 SC, it gets overheated, while before it wasn't. Temperatures: before: idle - 40, max - 85-90, after: ...
3
votes
2answers
4k views

System won't boot: Gigabyte HD 7790 1GB OC GPU issue or Corsair VS550 PSU issue?

Installed a new GPU, and PC won't boot. Turn it on and: No monitor signal at all (tried HDMI and VGA via DVI, on 2 working monitors). CPU and GPU fans DO spin, but No system beeps, no sounds from ...
0
votes
1answer
993 views

nVidia drivers crash on low temperatures

First of all, GPU specs: GTX 660M with driver version 320.18. It had been awhile since I had last tried to game, and then when I tried to play something just a couple of days ago the game wound up ...
0
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2answers
1k views

Do modern GPU/CPU's contain a fail-safe for overheating or is it in the BIOS?

I'm curious about a couple things concerning thermal integrity of a CPU(Intel, AMD, etc) and where the monitoring occurs. Do all CPU's have a thermal sensor or is the sensor located outside the CPU on ...
0
votes
1answer
461 views

Connecting 3 screen to a computer while the third is in a large distance from the others

I have win 7 with Ultramon (multiple screen software), and Radeon HD6450 GPU (NOT THE FLEX VERSION) and 3 LCD's of the same kind (LG E2242TC LED) - two of them in the desk, and the third is in other ...
0
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1answer
475 views

PC turns on for second [closed]

I bought a pc with the following spec like 1 nd a half year back! Processor : Intel Core i5 2500 MotherBoard : Intel DH67BL RAM : G-Skill RipjawsX 4GB HDD : 500GB Samsung Graphics Card : EVGA ...
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0answers
4k views

My idle GPU temperature used to be ~35 °C, lately it's been ~60 °C idle. Is there need for concern yet?

For ~95% of the time, I'm not using my computer for games or anything else graphically intensive, so my GPU rarely heats up to the recommended maximums of ~100 °C (212 °F) that it shouldn't exceed (as ...
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1answer
397 views

Can't access GPU after doing a suspend

Every time I suspend my laptop, I am unable to do optirun/primusrun because it can't activate the gpu. [ 8597.514526] [DEBUG]Reading file: /etc/bumblebee/bumblebee.conf [ 8597.515142] [INFO]...
1
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1answer
2k views

GPU usage and heat production in linux

I am using Fedora 18 in my laptop with Nvidia GT 630M graphics card. I am using dual boot with windows 7. In windows I am getting a battery backup of around 3 hr. But when I use Fedora, it reduces to ...
3
votes
2answers
36k views

AMD Graphics Drivers won't install properly

Windows 8 x64 I have an MSI Frozr II AMD Radeon 7850 2GB. I bought it maybe about two weeks ago and upon installing it I've been having problems with the HDMi audio from it. I have another question ...