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

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216
votes
12answers
50k views

Why are we still using CPUs instead of GPUs?

It seems to me that these days lots of calculations are done on the GPU. Obviously graphics are done there, but using CUDA and the like, AI, hashing algorithms (think bitcoins) and others are also ...
1
vote
1answer
713 views

Diagnosing / Servicing A Notebook GPU

I have a GPU (a GTX 260M) that is causing windows to lockup. I was talking to a service rep from the notebook manufacturer and they said typically the technicians go through this process: Usually ...
2
votes
2answers
2k views

How do I find out how much of my RAM is being used by the GPU?

I just started Call of Duty and noticed that it took a moderate ~1.2 GiB of RAM. Then looked at the system information and noticed that I only had ~1 GiB out of my 6 GiB left. The only explanation I ...
2
votes
1answer
3k views

GPU Temperature

I have an NVIDIA GeForce GT 430 graphics card. I'm getting a temperature of 39-40.0°C in idle, is that ok? Whats the ideal temperature for that card on idle?
5
votes
1answer
3k views

AMD APU Hybrid Crossfire

I've read some impressive reports about AMD Llano, including that it can work in setup similar to Hybrid Crossfire (ie. integrated GPU with the discrete GPU). I imagine, that this will only work with ...
0
votes
1answer
733 views

Can't find graphic card in Device Manager but display works

I have an old computer that I want to fix but it acts strange. I have a monitor connected to the GPU and it displays everything correctly (just slow). It's typical behavior for missing drivers. ...
7
votes
2answers
10k views

VMware: How to directly access the GPU

I have VMware Workstation running on Ubuntu host with a Ubuntu Guest. Is it possible to directly access the GPU from the VM? I want to run CUDA on the VM
6
votes
3answers
20k views

How to stop switchable graphics from switching to high-power GPU when charging the laptop?

I've an Acer laptop with Windows 7 64 bit and an ATI Radeon HD 6550M Graphics card. Whenever I connect the power to charge the battery it automatically switches to the high-power GPU (ATI) instead of ...
11
votes
1answer
6k views

What single nVidia card will drive three monitors? [closed]

I'm seeing a lot of conflicting information, on Super User and the web in general, about nVidia cards running three monitors. The opinions I have found so far include: no single nVidia card can run ...
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 ...
0
votes
2answers
366 views

Mainboard gives signs of live again, but doesn't do a POST

This is a follow up to this thread: Did I just blow up my mainboard, or is it something else? I managed to get the mainboard to do something more than putting all fans in a low speed. I left the CMOS ...
1
vote
1answer
234 views

Computer becomes completely unresponsive, screen continues to show last thing on it. (Freezes?)

The problem has only occurred during gaming. The three games I've seen it happen on are osu, Minecraft, and The Sims 3. The games run completely fine, even at highest settings. Without warning, the ...
0
votes
2answers
1k views

Will I ever need a water block for my GPU?

I am thinking of building a semi-gaming water-cooled machine sometime soon. However, most people (and kits) only talk about CPU water blocks. Will my GPU ever get warm enough so that I will need to ...
4
votes
1answer
246 views

x16/x16 vs x8/x8

I am considering purchasing an LGA1155 board but dual GPUs they only run at x8/x8. From my research it seems that you lose about 1-3% tops when running at 2500*1600 but a lot more when running games ...
0
votes
1answer
397 views

Power supply wattage math applied to videcards?

Can anyone please explain the math behind power supply wattage calculations? I have a Thermaltake 700W Cable management PSU. It has 4 independent +12V rails max 18A each. I'm trying to calculate, ...
1
vote
2answers
557 views

How do I enable ATI GPU under Windows(XP32) without connecting it to monitor?

I have one monitor and 3 graphic cards installed. I need to enable all of the graphic cards for opencl (gpu-based) computations.
0
votes
1answer
100 views

Strange problem with my GPU and PSU

I'm running my CPU Q6600 overclocked at 3GHZ (1.25Vcore) on an Asus P5B Deluxe with a be quiet Dark Power Pro 550W PSU. Recently I bought XFX 6970. And just now I noticed a strange problem. The GPU ...
2
votes
2answers
71 views

kpgu-like application for Windows 7

Is there any kgpu-like application for windows 7?
1
vote
1answer
653 views

Pixel pushing power comparison: GeForce 8600 GT and modern Intel HD Graphics?

There's a similar question here. The answer has a useful link to a table on Tom's Hardware, however I don't think it entirely covers my question. The reason is that the latest generation Intel ...
0
votes
1answer
1k views

How To Plug In A PCI Express 2.0 x16 Card Into A x1 Extension Cable?

I bought some PCIe x1 extension cables off of ebay for a few bucks each. They came only ready to accept x1 sized cards. I drilled out one side of the extension cables to allow for a x4, x8 or x16 ...
3
votes
2answers
515 views

Precautions for replacing nVidia GPU with AMD GPU

My nVidia GeForce 8800 GT broke. I bought an AMD 5770 to replace it. I cant log on to my computer to remove the nVidia driver because I cant see the screen with a broken GPU. Without doing so, is it ...
1
vote
1answer
815 views

Accelerated Video Compression

What is a GPU/software combination that does efficient/high-speed conversion from Motion JPEG to any high-compression/high-quality codec without using a lot of CPU? I'm working on a dSLR video ...
1
vote
4answers
2k views

1080p LCD not entirely filled up

I have recently build a new machine with XFX ATi Radeon 5830 for GPU. I have an Asus LCD VH236H monitor which supports 1080p resolution yet when I have it set to the recommended 1080p resolution the ...
0
votes
1answer
800 views

3 monitors over 2 graphics cards in Fedora

Currently, failing to set up Xdmx correctly, I am trying to use 3 displays with 2 graphics cards in one machine under Fedora 15 and KDE. The 2 graphics cards are an ATI HD4670 (pcie) and (iirc) a ...
0
votes
3answers
114 views

Some questions on the feasibility of GPU as the primary processor for a system

1) Are there any manufactures that offer boards that have GPGPU's as their primary processors out on the market at all? Ones that would fit into a mini-ITX form factor would be of interest but the ...
2
votes
1answer
324 views

Radeon HD 5450 vs Radeon HD 5970

Can I upgrade from one to the next? I have a Dell Studio XPS and I am unsure about power/size constraints.
2
votes
1answer
558 views

PCI-E bottleneck when transferring data between CPU and GPU

I've read that the transfer overhead between CPU and GPU is a big bottleneck in achieving high performance in GPU/CPU applications. Why is this so? According to Nvidia's bandwidthtest program, my ...
1
vote
0answers
851 views

Amilo Pa 2548 graphics chip, code 43

driver of dedicated GPU nVidia GeForce 8400M G, says error code 43. Graphics in Vista vent VGA (4-bit colors, 640x480 resolution). Vista won't allow any change to higer resolution. Already tried ...
2
votes
1answer
1k views

Does it shorten the life of CPUs/GPUs to be running all the time as opposed to idling? [closed]

Some of my friends have their hardware maxed out all the time. Whether rendering huge 3d animations, generating Bitcoins, or running intense screensavers. It makes intuitive sense that CPUs/GPUs ...
6
votes
1answer
1k views

GPU at >= 100% for Intel HD Graphics 3000

On my brand new Lenovo W520 (with Sandy Bridge, 2820QM) and with default settings and on battery power, the "Power Manager" status shows that the GPU usage is constant at 100% or larger. Is this ...
2
votes
2answers
700 views

Sandy Bridge: Would it cause CPU performance drop when using integrated GPU?

It seems that the GPU requires more memory bandwidth than the CPU. Discrete graphics all have dedicated fast memory on board. The integrated GPU shares the same system memory as the CPU. Would that ...
2
votes
0answers
343 views

Plugging in a GPU into a PCI slot via a PCI-e to PCI converter: is it possible?

First of all, this is for a GPGPU project so I only need a very small amount of bandwidth. The bandwidth for PCI and PCI-e 1x slots are several orders of magnitude more than I need. Some people have ...
3
votes
1answer
737 views

Integrated Graphics vs Integrated GPU

What are the differences between the APU/Sandy Bridge graphics and all the integrated chips before them?
0
votes
1answer
211 views

What exactly does the AMD Ontario C-50 APU have?

Does it come with two cores at 1 GHz plus a GPU, or is it just two cores and one of them is the GPU?
2
votes
2answers
231 views

Possible PSU Issue?

I have a computer that is about 4 years old and has an even older PSU. A few weeks ago, it started behaving strangely. The system seems to be running as normal in most cases- except when I fire up ...
0
votes
1answer
51 views

Power Requirements for my setup.

I understand that sometimes there may be a situation where the PSU is way more than required but in this case of mine, I'm not too sure. Sometimes when I play games, my computer will crash and ...
13
votes
0answers
9k views

How to monitor GPU load on Windows 7? [duplicate]

Possible Duplicate: How can I monitor video memory usage? Performance monitor can bring CPU, Mem, HD and Network usage. Where is the GPU load monitor?
1
vote
2answers
189 views

Are MacBook Pro's two GPUs used simultaneously?

Apple's top end MacBook Pro comes with both Intel and Radeon. Are both used simultaneously?
3
votes
2answers
9k views

ATI Mobility Radeon HD 4500 - Support OpenCL or not?

I wanted to run Folding@Home on my laptop. I downloaded version 6.41 which supports GPGPU for ATI with the r_700 switch. It seemd too work slow so I took a look with GPU-Z and I was puzzled. ATI ...
0
votes
1answer
1k views

Disable Crossfire on an ATI HD 5970

I'm trying to create a computation cluster using ATI GPUs. The problem is that I have to disable Crossfire in order to get maximum performance out of the ATI Radeon HD 5970 I bought to get started, ...
1
vote
1answer
527 views

How can I evaluate the processing power of a GPU relative to a CPU?

Suppose I have a program that does a lot of floating-point computations and is impractically slow on my current hardware. To reduce the runtime as much as possible, I want to figure out whether it's ...
2
votes
2answers
278 views

3D modeling: any production-quality GPU renderers out there?

Are there stable and production-quality renderers out there, which use the GPU? (I mean pluggable renderes for suits such as 3ds max, Maya, Blender, ...) I am aware that preview functionality often ...
0
votes
1answer
138 views

Is different drivers loaded for crossfired GPUs normal?

I have two Radeon 5850's in a crossfire setup, and I'm seeing some differences in GPU-Z for their drivers (the second doesn't have that "Catalyst 10.12") and what they say for Crossfire: Is that ...
-1
votes
1answer
2k views

GTX 580 graphics card where do the PSU cables go? [closed]

I currently have 1 pci-e cable plugged into my graphics card but I'm getting 1 long beep and 3 short do I need to plug something into the 8 pin also? My graphics card is a GTX 580 Gainward Good. The ...
5
votes
2answers
6k views

ATI Temperature Monitoring

I'm trying to monitor the temperature of my GPUs (multiple ATI 5970) in my computation cluster. Problem is that the aticonfig tool does not work in headless mode # /usr/bin/aticonfig ...
0
votes
1answer
66 views

windows applications that serve video from a local disk to h264 flash viewable through the browser on your local network

Are there any windows applications that serve video from a server local disk to h264 flash viewable through the browser on your local network? I'm thinking that on machine1, I'd have a folder with a ...
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
441 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 ...
2
votes
1answer
185 views

Are there any Virtual Machine programs that can detect the actual video card

I was wondering if anyone knew of any virtualization programs that would allow a VM to detect the actual hardware video card, and not an emulated/simulated one. I ask this because I would like to see ...
3
votes
1answer
652 views

If I use a discreet GPU with Sandy Bridge, would Sandy Bridge's on-die GPU be sitting idle and be completely wasted?

Or would the on-die GPU somehow work with the discreet GPU and still be productive?