Referring to problems with a graphics card, the graphics processing unit, usually on a PC, or specific settings on a graphics card for a specific game.

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10
votes
1answer
3k views

What's the deal with VSync?

I'm often encountering very strongly held opinions among games about the Vertical Sync (VSync) option present in nearly all modern 3D games. The option is supposed to synchronize the output of the ...
33
votes
5answers
9k views

Determining if a game is CPU- or GPU-limited

What is a reliable, but not too time-consuming way to determine if a certain game is limited by the graphics card or by the processor speed? I have some preconceptions about whether I'm mostly GPU or ...
90
votes
3answers
88k views

What are the differences between the different anti-aliasing / multisampling settings?

I'm tweaking the settings in DiRT 2 and I'm presented with these choices (in order) for multisampling: 2x MSAA 4x MSAA 8x MSAA 8x CSAA 16x CSAA 8x QCSAA Using the nVidia Control panel I'm ...
23
votes
8answers
161k views

Can I force Steam to use my Nvidia GPU instead of the integrated Intel card?

I have 2 graphics cards in my laptop (Alienware M11X); the first is the default Intel graphics card, and the second is a high perf Nvidia card. I would like to play my Steam games with the Nvidia ...
38
votes
2answers
5k views

Why is there still screen tearing even when fps are limited to be equal to monitor refresh rate?

Why is there still screen tearing even when fps are limited to be equal to monitor refresh rate? Also if tearing occurs because of fps higher than screen refresh rate why don't games limit fps to be ...
9
votes
3answers
14k views

How does the “gamma correction” feature affect my gaming experience?

A lot of games often include a gamma correction feature when you first start playing the game. It's often some sort of symbol or image on the screen with a sliding bar, where you're supposed to adjust ...
4
votes
1answer
4k views

How to measure the performance of a graphics-card?

A CPU's performance is usually determined by it's architecture (16-bit, 32-bit, 64-bit, etc.), the number of cores and it's frequency. What would be the equivalent for graphics-cards? I've always ...
6
votes
1answer
236 views

Are all Vsync options equal?

I've noticed there are a handful of ways to apply v-sync to a game: In-game option Catalyst Control Center D3DOverrider RadeonPro Windows 7 Desktop Window Manager (via DWM.exe when gaming in ...
5
votes
2answers
2k views

How much does the resolution affect performance?

If you take a generic game and change resolution to 640 x 480, 1280 x 1024 and 1920 x 1080 respectively, how heavily would this affect performance? Is resolution an important factor or rather ...
5
votes
1answer
5k views

Why is the Witcher 2 unplayable on recommended high settings?

I just got The Witcher 2 today and so far it seems quite enjoyable. The problem is that I haven't been able to play much of it so far due to lag that occurs even on low settings. The game recommends ...
1
vote
2answers
764 views

Is it bad to stretch your resolution?

I have an NVIDIA 130M card on my laptop, and with a typical widescreen monitor. I play a few games on my laptop, and some of them run in a non-widescreen resolution, such as 800x600 for example. My ...