GPGPU (General-purpose computing on graphics processing units) is the means of using a graphics processing unit (GPU), which typically handles computation only for computer graphics, to perform computation in applications traditionally handled by the central processing unit (CPU).

learn more… | top users | synonyms

-3
votes
1answer
23 views

GPU's performance mainly depends on which factor [closed]

There are many specs given about a GPU. I want to know by which single factor its performance can be measured; would it be based on pixels/sec, clock speed, number of cores, amount of memory, memory ...
0
votes
1answer
225 views

Nvidia: GPU monitor application

What software can show statistics about the usage of the GPU in a graphic interface on Linux. I know that there an Nvidia System Management which provided the command nvidia-smi -l 1 which shows ...
2
votes
1answer
49 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 ...
2
votes
1answer
251 views

Execute OpenCL code on the CPU

I want to execute OpenCL code on a PC which doesn't have a graphics card, nor any other hardware component which is able to execute OpenCL. Is it possible compile my OpenCL code in a way that it can ...
1
vote
1answer
127 views

Are there any programs or drivers that can accelerate encryption using gpu/igp?

Does anybody know of any linux tool that offloads- preferably in a transparent fashion- encryption to gpu?. I'd like to buy an amd e350 apu for my nas and it would be great if i could boost otfe ...
0
votes
0answers
241 views

Windows Server Tesla/GPU Hosting

I have a Windows calculation-intensive solution that uses NVidia's GPGPU (CUDA). I am looking to host my application on the cloud and expose it via a Web service. The only host I found was AWS, but ...
4
votes
2answers
637 views

Tesla C2075 as a VGA

I'd like to use a Tesla C2075's VGA (D-SUB) DVI output. I installed the latest Quadro driver (as suggested by the NVIDIA driver finder) on the 64-bit Windows 7, but it doesn't seem to be working. E.g. ...
0
votes
0answers
143 views

Matching hardware requirements to software ( BARRA and GPGPU )

I am trying to build a PC capable of running in the best case both GPGPU-sim and BARRA sim. And if impossible to match I am going to stick with GPGPU-sim. Below is a list of software requirements and ...
1
vote
0answers
85 views

Are there any communities for distributed GPU calculations [closed]

I have some large batch processing I need to perform, and have purchased some relatively powerful generic (gaming level) GPU video cards to run them. Even so my program will take a lot of time to run. ...
1
vote
0answers
665 views

Ubuntu 12.10, Unity, AMD 12.11 beta drivers, AMD APP SDK 2.7 and OpenCL detection of multiple gpus

I'm using Ubuntu 12.10, AMD 12.11 beta drivers, AMD APP SDK 2.7 and OpenCL. I have three amd radeon 7990s plugged in each of which are a dual 7970 so I have six gpus altogether. I plan to go up to ...
2
votes
1answer
158 views

Stop extending desktop to only GPU for CUDA

I have a GTX570 in a win7 machine that I use for CUDA GPGPU work. I am getting some device timeouts; the solution to this is to perform computations on a second card with no displays extended to it. ...
4
votes
4answers
1k views

Options for scalable commodity GPU servers for CUDA?

I'm doing some machine learning work that benefits tremendously from using the GPU. I'm kind of at the limits of my current setup (A workstation with a single GTX580) and I really don't have room for ...
1
vote
0answers
439 views

Different drivers for different Nvidia GPUs in the same system

I have the following two video cards installed in my Arch Linux system: $ lspci | grep -i vga 01:00.0 VGA compatible controller: NVIDIA Corporation G84 [Quadro FX 1700] (rev a1) 02:00.0 VGA ...
1
vote
1answer
127 views

What kind of CPU/GPU integration is offered by APUs?

I'm truly fascinated by the idea of GPGPU and using the GPU for heavy processing. I'm seeing that also APUs (Accelerated Processing Units, CPU+GPU on the same chip) are gaining a consistent ...
2
votes
0answers
90 views

Mixing AMD and NVIDIA graphics cards on one system [duplicate]

Possible Duplicate: Multiple video cards on Windows 7 I have a bit of a problem with graphics cards that I'd appreciate advice on. On the one hand, I need an ATI graphics card, because a ...
2
votes
1answer
319 views

Do I have to reboot the system after getting an “unspecified launch failure” in kernel?

After a kernel fails due to "unspecified launch failure", the only way I am able to use the device again is after a system reboot. Is there another way to do this? If I attempt to to run again after ...
3
votes
1answer
785 views

Does a GPU-Based video converter exist beyond Badaboom and Avivo?

I've been looking for one for a long time and I've found Badaboom to be incredibly bad and Avivo not to be able to run on my GPU (I have an nVidia GPU). Does anybody know of any other solutions?
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 ...
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
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
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
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
837 views

Syntax high-lighting a CUDA (.cu) program in visual studio (2005 and/or 2008)

I'm new to GPU-programming with CUDA and have just installed everyting on my machine to get started, and it's working. Big victory! However, when I open the code samples in VS(2005 and 2008) NVidia ...