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integrated-graphics interview questions

Top integrated-graphics frequently asked interview questions

Can an onboard laptop graphics card be replaced with an external one?

I have had a Dell D630 laptop for a long time. Suddenly the graphics card began to over-heat and the screen got a pink color. After a while the monitor didn't show anything.

Right now, when I turn the computer on nothing shows on the screen.

How can I solve this problem? Can I connect an external USB graphics card to replace the onboard graphics card?

enter image description here


Source: (StackOverflow)

What are the drawbacks of using an integrated GPU for non-gaming purposes?

I'd like to know the advantages and disadvantages of using an integrated GPU for purposes other than gaming.

  1. Does the performance of the cpu decrease when the integrated gpu is in use?
  2. Does it consume more power than a cpu paired with a dedicated GPU?
  3. Can it support a dual monitor setup both running at modern 1920x1080 or higher resolutions?
  4. Are there any issues with hd video/flash?
  5. Are there any issues with linux?

Source: (StackOverflow)

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Integrated Graphics vs Integrated GPU

What are the differences between the APU/Sandy Bridge graphics and all the integrated chips before them?


Source: (StackOverflow)

Does a graphics card use electricity if it's installed but not being used?

I unattached my monitors from my PCI-E video card and attached them to the onboard video card. I'm not using the PCI-E card anymore. Is it using any electricity? Should I uninstall it? Will I save money if I remove it from my system?


Source: (StackOverflow)

How much electricity will I save if I use the onboard graphics card [closed]

If I use onboard video instead of a PCI-E card, will I save much money in the electricity bill?


Source: (StackOverflow)

How do I configure Mass Effect to run on my NVidia card, and not on the Intel card?

tl:dr;

(for those of you who think scrolling past screenshots takes too much time):
How do I configure Mass Effect to use my NVidia graphics card?

My problem:

I have an ASUS N53SN which, except for the NVidia GeForce 550M card also has an adapter called "Intel(R) HD Graphics Family" in device manager. As I understand it, this adapter is somehow built-in in the motherboard, but I might be wrong on this point.

I just installed Mass Effect (yes, the first game in the series) and I was taken to the configuration utility to set my graphics (and other) settings. Well there, I noticed I could not choose my NVidia card:

Mass Effect Configuration Utility does not give any option for the NVidia card

I went into the NVidia control panel, and checked there what setting I had for choosing graphics cards. I made sure the global setting was to use the NVidia card:

NVidia Control Panel global settings: always use the NVidia card

I also added application specific rules for all programs in C:\Program Files (x86)\Mass Effect and C:\Program Files (x86)\Mass Effect\Binaries, that said "use the NVidia card":

enter image description here

After entering these settings, I let the configuration utility rescan my hardware. However, none of this has helped - the first screenshot is still accurate.

How do I let the configuration utility know that I have an NVidia GeForce card, so I can choose appropriate graphics settings?


Source: (StackOverflow)

After increasing RAM size, Windows Experience graphics index rating went down

I own a Sony Vaio CB17 laptop with an Intel i7 processor and dual switchable graphics card: Intel HD and a Radeon 6630M.

Originally, the laptop came with 4 GB RMA (DDR3 1333), but then I thought it was not enough to play some games, so I decided to increase my RAM to 8 GB.

I installed a similar RAM, and now my laptop has a total of 8 GB RAM installed. I re-ran the Windows Experience assessment. Although it showed an increase in RAM subscore, the gaming graphics subscore declined from 6. XX to 5.1.

I thoroughly checked for any hardware problems, but found none. Can anyone explain to me what might have happened?


Source: (StackOverflow)

How to find out the amount of system memory allocated for the video card?

From the NVIDIA Control Panel:

  • Total available graphics memory: 3839 MB
  • Dedicated video memory: 256 MB DDR2
  • System video memory: 64 MB
  • Shared system memory: 3519 MB

From dxdiag:

  • Display Memory: 3815 MB
  • Dedicated Memory: 231 MB
  • Shared Memory: 3583 MB

Apparently my system dedicates 256MB to and shares 3.5GB with the integrated graphics card... 3.5GB is huge! How can I find out how much of that 3.5GB is actually allocated for the graphics card? (and is therefore not available to applications)

Specification:

  • OS: Windows 7 64-bit
  • RAM: 8GB
  • GPU: GeForce 9300 mGPU (nForce 730i)

Source: (StackOverflow)

How do I disable my GPU so that it defaults to the integrated graphics?

I have an old computer that is experiencing graphical related corruption as well as randomly restarting.

In an attempt to isolate the problem I want to disable the GPU so it reverts to the chipset inbuilt into the motherboard.

I have tried disabling the GPU in the device manager, but it still requires that I plug my monitor into the GPUs monitor output port, which seems to indicate to me that it isn't truly disabled.

How would I go about disabling it?


Source: (StackOverflow)

Onboard video vs. PCI-E video card

Would a separate PCI-E video card provide benefits to a user who currently uses onboard video?

The onboard video card is on an Intel DG35EC. The onboard video is Intel Graphics Media Accelerator X3500. The shared memory is set in the BIOS and maxed at 256MB.

The usage scenario is:

  • basic desktop usage with Windows 7
  • outputting to a single LCD
  • office and development apps
  • some video playback
  • no 3D games or CAD
  • no dual monitor required (yet)

There are no real problems, but perhaps there's a benefit from using an external video card. Would you recommend an external video card given the conditions described here?


Source: (StackOverflow)

Where can one find quickly what is the maximum resolution that a graphics card supports?

I'm in the process of replacing two home laptops that have gotten weary with age, with rather simple/cheap desktop computers. Both laptops were unique that they were used in combination with external monitors, which was a a rather nice setup, and they (graphics cards and the external monitors) supported 1920x1280 resoution.

While browsing through ads, I noticed that it is more and more difficult to find out the maximum resolution a certain graphics card (or worse, graphics card integrated on a motherboard) supports.

Is there a place, or a way (something, anything ...) where one could go to easily find this out?


Source: (StackOverflow)

Screen rotation hot key (Ctrl+Alt+Up) not responding, what's going on?

The other day my son (11 months) discovered a new hot key combination on my laptop. As I'm sure many of you are aware (I wasn't until the other day), on machines with Intel Graphics, pressing Ctrl+Alt+{arrow key} rotates the screen. After I recovered from my shock, and did a little sideways Googling to figure out how to fix it, I decided this might actually be useful. I read a lot of online documentation, and it fits better on the screen when it's rotated. Since it's a laptop, I hold the machine like a book and read it. It worked great all afternoon yesterday.

But today at work I tried to show a friend this new trick, using the same laptop, and found that the Ctrl+Alt+Up no longer works. I can rotate it to any orientation but the normal one. I'm guessing something else is intercepting this hot key, but what could be doing this?


Source: (StackOverflow)

How can I make windows 8 to ignore integrated graphics and only "see" the dedicated GPU?

I have an HP dv6 laptop with an an AMD Radeon 7690m XT dedicated Graphics card. The PC came with windows 7 but I recently upgraded to win 8.

I updated the drivers to the most recent Catalyst directly from AMD (HP simply does NOT provide graphic drivers for win 8), and the card seems to work fine, although it now reports as a Radeon HD 6700M series. That is OK since I read the Catalyst drivers just do that because the 7690m is just a custom version of a 6770 made by HP. that is not an issue.

The problem is that some games and windows itself seem to sometimes only "see" the integrated card (intel HD graphics 3000) instead of the dedicated GPU, for example, the direct X diagnostic tool, shows only the intel. The same when i see the properties of my display (in "advanced" under "display resolution" options.)

When i check device manager, i DO see both cards, also when I use GPU-Z, but why some applications seem to only see the intel one instead of the dedicated one?

I already changed an option in my BIOS and changed the "dynamic" setting, to "fixed", and that is supposed to make precisely what I want, that is, to make windows only see the dedicated card all the time, instead of switching cards depending in the application.

In fact, that option worked just fine under win 7, but now in win 8.

So, is there a way of making windows IGNORE the integrated card and just to care about the dedicated one? I tried disabling the intel card under device manager, but that only makes windows reporting a "microsoft basic display driver" under Direct X diag, instead of reporting the dedicated AMD card, which otherwise, the device manager reports working just ok (and with no driver issues).

Any ideas? Anyone has had this same probem under windows 8 with amd cards for laptops?


Source: (StackOverflow)

Should I get integrated graphics if I already have a dedicated GPU?

I want to upgrade my computer to the new Sandy Bridge CPU's, which features integrated graphics.

However, you have to choose between two types of chipsets: H67 or P67.

alt text

Now since I already own a GTX 460, so is there any added value to using the integrated graphics? Or are there any other good reasons for picking one model over the other?

Would it perhaps let me disable my GPU when I don't need it's additional power (like in notebooks) or would the integrated graphics simply allow me to add another screen?

Note: this will be for a desktop.


Source: (StackOverflow)

Why did adding memory significantly increase gaming performance on an AMD APU?

To be clear from the beginning, this is not a problem. This is just something that I really want to know the secret behind.

System specifications

  • CPU: AMD A10-6790K 4.0 GHz
  • GPU: AMD Radeon HD 8670D 1 GB (integrated GPU)
  • RAM: 2 x Team 4 GB 1600 DDR3 = 8 GB

Of course, I'm using a 64-bit OS to make use of my 8 GB of memory, but my question is: Before I got the additional 4 GB RAM, games like Mafia II ran at the highest settings at an average of 22 FPS, but when I got the additional 4 GB RAM, I noticed a very decent increase of the frame rate to 40 FPS even though the game didn't appear to use more than 4 GB of RAM.

What is the secret behind this?


Source: (StackOverflow)