Tagged Questions
0
votes
0answers
58 views
limitations when computing on CUDA GPU, Ubuntu shut down
I have created project in C++ for CUDA GPU.
I tried for 1,000,000 paths for 512 European options and it runs okay.
I then increased the number so loop took longer and longer (but still few seconds).
...
0
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0answers
93 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 ...
0
votes
0answers
94 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
311 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 ...
18
votes
1answer
3k views
How can I test my GPU memory/RAM?
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 ...
1
vote
2answers
2k views
Switch off optimus in dell inspiron n5110 in linux
I have a dell n5110 laptop which comes with a nvidia optimus GPU.While there is no problem in windows 7,the real problem is with linux. The GPU is always on though not detected by linux and sucking a ...
1
vote
1answer
156 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
760 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
1k 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 to ...
0
votes
1answer
204 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 ...
176
votes
12answers
23k 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 ...
4
votes
2answers
5k 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
1answer
350 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
2answers
1k views
streaming multiprocessor number
how do I know how many streaming multiprocessors(SM) I have on my GTS 250?
