Computing architecture developed by Nvidia that allows programs to process algorithms in the graphics card GPU, instead of the computer's CPU.

learn more… | top users | synonyms

1
vote
0answers
346 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 ...
2
votes
1answer
1k views

CUDA 5.5 on Ubuntu 12.04 not running on NVidia GF 630M

Originally posted on http://stackoverflow.com/questions/17527293/cuda-5-5-on-ubuntu-12-04-not-running-on-nvidia-gf-630m I have a laptop with an Nvidia GeForce 630M graphics card running on Ubuntu 12....
1
vote
1answer
615 views

What kind of hardware do I need to have 4-5 CUDA graphic cards on Windows?

I need to run some heavy CUDA tests and I can buy something like 4-5 quadro or tesla graphic cards. My question is: what kind of hardware should I buy to use them in a Windows environment with Nsight? ...
-1
votes
0answers
337 views

video encoder with GPU acc on OS X [closed]

I googled, it seems opencl/cuda is not available in ffmpeg and handbrake. So, is there one tool can convert a video to h.264 or vp8 by GPU acc on OS X(linux can be accepted also)? Thanks.
2
votes
1answer
44 views

Building code on Remote

I have a Linux (Mint) PC with a Nvidia GPU, which i want to make into a CUDA build server. I want to write my CUDA code on a different (if possible Windows) machine and build it on the server. So to ...
1
vote
2answers
2k views

How to manually switch between Two Different NVidia GPU Cards - Windows 7

I am doing some experiments with two GPU Cards: Card A: GeForce GTX 560 Ti Card B: GeForce 9800 GTX+ Setup: an Asus Mother Board with Intel Core i7 that supports SLI Intended Experiment: Use Card B ...
5
votes
1answer
980 views

Does Intel OpenCL implementation use both CPU and GPU?

recently I wrote several versions of the same program (generating Julia Sets - fractals pictures at size 17200x17200 pixels) to check the performance of a few different solutions. I wrote versions: ...
5
votes
2answers
2k views

How to install “gputools” in R

I have use a self-complie R 2.15 on CentOS 6.4 All CUDA environment is correct (I have wrote CUDA C program) and I have yum installed R-devel I still can not install gputools for R Why? * config....
2
votes
1answer
336 views

Triple monitor + dedicated CUDA card .. what are my options?

I have the following - Core i7 3770 (Ivybridge - Supports 3 independent displays .. apparently) GA-B75-D3H (B75 Chipset - Supports 3 independent displays .. apparently .. has VGA,HDMI,DVI) GTX 650 (...
2
votes
1answer
651 views

Install cuda driver in an virtual container of proxmox

I have installed 2.6.32-17-pve on my host machine with: 02:00.0 VGA compatible controller: NVIDIA Corporation Device 11c6 (rev a1) (prog-if 00 [VGA controller]) Subsystem: Giga-byte ...
0
votes
0answers
395 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 ...
2
votes
0answers
427 views

Virtualizing nVidia GPU in Citrix XenServer with Ubuntu VM

At work we've got a host machine running Citrix XenServer 6.1 and we're planning on getting an nVidia Tesla M2070Q card for it so we can run some CUDA code. I'm wondering if anyone has ever done this ...
0
votes
1answer
353 views

Nvidia Tesla K20 and video output

I have a workstation with Nvidia GTX 590, used for CUDA development, however since the release of new Tesla double-precision enabled K20 I was thinking about an upgrade. My question is, does this ...
1
vote
0answers
502 views

CUDA reports no devices present when logging in over SSH

I'm on Windows 7, CUDA 5, but I also experienced this with CUDA 4.2 (prompting an upgrade to 5.) I remote in over SSH (using cygwin's ssh), and when I run the following test program, it tells me no ...
0
votes
0answers
172 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
159 views

Why does CUDA run slower when lightdm is stopped?

I'm running a benchmark of a Python script that uses pyCUDA. Each data point is one Python instance, and a Python instance might call a CUDA kernel fewer than five times, in these cases. The red ...
1
vote
0answers
904 views

How to get maximum CUDA performance from laptop GPU

I have an ASUSN56V laptop with a GeForce GT 650M and i7-3610QM and want to use the card for calculations with CUDA. My impression from my scaling tests is that my GPU is not utilized to the maximum ...
0
votes
1answer
867 views

Get latest nvidia driver from synaptic package manager for ubuntu 11.04

To use CUDA on my Ubuntu 11.04, I Installed Nvidia drivers from synaptic package manager. downloaded CUDA toolkit and SDK from Nvidia site and installed. But when I ran installation test ...
0
votes
2answers
2k views

Low resolution after installing CUDA drivers

I'm trying to setup a working CUDA SDK on my Linux Mint. I'm new to Linux and everything connected with it. So, I tried following some steps on how to install CUDA. Firstly, I downloaded a Linux ...
3
votes
1answer
2k views

Trouble compiling OpenCV for Linux on an Optimus laptop using bumblebee

OK, I have a pretty specific Optimus/CUDA/drivers question: I'm running Ubuntu 12.04 on an Acer Aspire 5750G. This laptop has a CUDA-capable GT540M GPU, but it also has Optimus, so in order to make ...
3
votes
1answer
184 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. ...
26
votes
1answer
69k views

How can I test my GPU memory/RAM? [duplicate]

I run MemTest86 a lot at work on customer's machines, and it's great for troubleshooting memory issues. My question is, how can I test that a GPU is starting to go? I know of programs like 3DMark to ...
2
votes
0answers
817 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 ...
7
votes
2answers
35k views

NVIDIA graphics driver in Ubuntu 12.04

So my overall goal is that I want to be able to code with CUDA enabled applications. However, upon many days of searching, using installation walkthroughs, and reinstalling countless times after ...
1
vote
2answers
1k views

Library not being located with directory set in LD_LIBRARY_PATH

I am attempting to verify the installation of CUDA and am running into some issues. I have successfully built all of the examples that come with the GPU computing SDK. When I try to run deviceQuery ...
0
votes
2answers
714 views

Error while compiling Cuda Accelerated Linpack hpl_2.0_FERMI

I use Ubuntu 11.04 x86_64 CUDA 4.0 OpenMpi 1.4stable MKL When I compile, I get this error: ar r -L/home/limksadmin/hpl-2.0_FERMI_v13/lib/CUDA/libhpl.a HPL_dlacpy.o HPL_dlatcpy.o ...
0
votes
1answer
1k views

Automate *.run file install?

Using: CentOS 6.2 BASH Script I regularly install CUDA (a GPU programming API) on machines in my work cluster, and have to reupgrade three *.run installers whenever I do an upgrade version-wise. The ...
2
votes
0answers
492 views

Do HP Elitebooks allow to switch off Optimus from BIOS?

I'm checking which HP EliteBook (among 8740w,8760w) gives the possibility to switch off Optimus in the BIOS (need it to simplify CUDA development under Ubuntu). Or even better, is there a list of the ...
4
votes
1answer
6k views

Are there any external CUDA devices?

I have a workstation with a recent graphics adapter: Nvidia Gefore FX3700. As I want to use that adapter for long running CUDA programms, it might be very useful not to run also my desktop graphics on ...
1
vote
0answers
169 views

CUDA-Multiforcer will not work although CUDA Toolkit and everything is installed

I installed everything like here on my new Ubuntu 11.10 Desktop. Specifications: Intel core i5 2500k, 16 GB RAM, NVIDIA GeForce GTX 560TI CU II by ASUS So I installed everything but the CUDA-...
1
vote
1answer
312 views

CUDA/GPU Range of programming constructs available? [closed]

Is there a limit to the extent of operations you can do on a GPU? For example, can you create dictionaries/hashmaps, like you would in Java or C#? What about receiving packets from a socket? Could ...
1
vote
2answers
1k views

Can't install CUDA drivers for GeForce GT555M

I've just bought a new Asus n55 laptop. It has 2 graphics cards from Intel and NVIDIA. But when I try to install CUDA's developer driver for my GPU I get this error: "This graphics driver could ...
0
votes
1answer
513 views

ATI and NVIDIA card in same motherboard for CUDA

I want to run an HD6990 and a GTX 460 in the same machine, using the HD6990 for gaming and the 460 for CUDA - not for display. Is this feasible? I am running Windows 7
0
votes
1answer
658 views

NVIDIA CUDA and linux

This Lenovo Z570 laptop comes with NVIDIA GEforce GT520M with optimus technology. I'm trying to install CUDA on Ubuntu 10.10. I downloaded a dev driver from the NVIDIA site. After installation X ...
0
votes
1answer
4k views

Can't put Nvidia GPU in TCC mode

I am trying to connect to a remote computer with Nvidia Tesla M2070q GPU. I am trying to put the device in TCC mode with this: nvidia-smi -g 0 -dm 0 but gives me the following error: Failed ...
12
votes
1answer
2k views

Multiple GPUs in Linux - How to specify which GPU runs X windows

I have been running Red Hat Enterprise Linux 6.1 on a system with a GTX 480. Recently I added a 3GB GTX 580, as my CUDA application requires more memory than I have on the 480. Due to space issues in ...
0
votes
1answer
29 views

Ask for Advice for a New Machine That Can Support GTX 590 and GTX 460

I plan to buy a new machine for running my algorithm implemented in GPU under CUDA. I currently have a GTX 460 graphics card, and may get a GTX 590 a few months later. I am not sure which CPU, ...
2
votes
1answer
4k views

What are Radeon stream processors and SIMD engines?

Top GeForce video cards have 480 GUDA cores (60 multicores by 8 stream each). They are like general purpose CPUs, but with specialized instructions, registers and memory working modes, and are ...
2
votes
1answer
480 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 ...
285
votes
14answers
121k 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 ...
9
votes
2answers
14k 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
1
vote
0answers
493 views

CUDA enabled audio transcoding software?

I have 2000 files which iTunes somehow decided should be aac and transcoded for me without me realizing it. I want to transcode these back to MP3s as quickly as possible, so I can use them on Google ...
3
votes
3answers
7k views

remotely startx over ssh

I am using some software that uses CUDA to run some stuff on the GPU. If I am using ssh to connect to the box, or vnc even, and I try to run the program I get an error that no CUDA device is enabled....
0
votes
1answer
313 views

Installing CUDA 4.0 over 3.2

I am currently using CUDA 3.2 and would like to try out CUDA 4.0. Do I simply install CUDA 4.0 over 3.2? Will I need to remove anything, e.g. drivers etc?
2
votes
1answer
1k views

Does nVidia CUDA help with video decoding in Adobe CS5 Premiere?

The new Mercury Playback Engine in Adobe CS5 allows your nVidia CUDA cards to handle some of the work your CPU would otherwise have to do, but is it only effects and rendering it helps with? Can I ...
2
votes
1answer
756 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 ...
1
vote
3answers
3k views

Is there a way to run CUDA applications with the CUDA device being a secondary adapter?

I've been trying to run a CUDA program on a remote computer which has Windows 7 installed. The GPU is GeForce GTX 480. One of the problems I've been facing is that, the computer has two adapters, 1) ...
2
votes
2answers
3k views

streaming multiprocessor number

how do I know how many streaming multiprocessors(SM) I have on my GTS 250?
0
votes
1answer
435 views

Encoding movie files into h264

Found some topics about archiving into h264, but those were about the generic questions (does it worth it, which codec to use.) I want to use h264 (with CUDA (if possible)). So far I only found ...
6
votes
5answers
8k views

Best linux distro for cuda development [closed]

Can someone suggest the best linux distro for CUDA development. The reason why I'm asking is that I tried installing the latest cuda SDK in Fedora 12, and it was a real pain in the neck. It took me 8 ...