GPU (Graphics Processing Unit) is a processor specifically designed to perform fast memory manipulation, with instructions specifically tailored to handle computer graphics processing and rendering. A GPU can be present in a video card, on a motherboard or even in a specially designed CPU.
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3answers
35 views
What does bandwidth of a device mean?
I am presently learning CUDA and I keep coming across phrases like
"GPUs have dedicated memory which has 5–10X the bandwidth of CPU memory"
See here for reference on the second slide
Now what ...
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29 views
3 monitor setup with GT 240
Hi I have an ASUS P6T SE motherboard with an NVIDIA GeForce GT 240 graphics card (512MB) already installed. I would like to connect 3 monitors to my PC but apparently the card only supports two ...
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1answer
29 views
Laptop's Intel GPU - Screen is scrambled (sometimes), what to do?
I have a Lenovo T500, and my applications are scrambled sometimes (with the Intel GPU). Is there a way to fix this, or the GPU is dying?
Tried downloading a new MHD4500 driver from the Intel ...
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1answer
34 views
Motherboard + graphics card combo [closed]
I'm really sorry but I just have no clue if this combination will work.
I've been trying to understand the differance between PCI express x16 etc but
I'm running out of time, a freind will sell it to ...
2
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1answer
96 views
Finding Processes that Use GPU
I use my GPU mostly for scientific computing. I've noticed that the usage/temperature recently is still high, even when the science is suspended. I strongly suspect something is using my GPU (other ...
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2answers
77 views
GPU Driver Crash
I have recently bought a XFX Radeon HD 6570 GPU for my custom built computer. Everything works fine, except my GPU. When I try to play games, such as Skyrim or Portal 2, it crashes. For example, I can ...
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0answers
24 views
What language and compiler to write ATI GPU code for? [migrated]
I know Nvidia has CUDA, but what does ATI have? I dont want to use OpenCL because I want to keep as low level to the hardware as possible.
Is it brook, or stream?
The documentation available is ...
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1answer
46 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 ...
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1answer
61 views
What is the best hardware for evaluating financial prices (FPGAs, GPUs or CPUs)? [closed]
I am going to write my own electronic trading platform for a university project. Hopefully hack out most of the network stack of the kernel and have simulated "real-time" prices being received on one ...
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1answer
192 views
What's the maximum safe temperature for a HD Radeon 6870?
I'm running a passively cooled HD Radeon 6870 in my PC. While using 3D Acceleration, the temperature climbs up to 95 degrees Celsius according to SpeedFan. It seems a bit hot, but on the other hand ...
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3answers
107 views
GPU overheat due to thermal paste
Today I changed thermal pad on my GPU to Arctic Silver 5 thermal paste. After that I checked the temperature in SpeedFan. At first it showed ~90, then 0, then 230 Celsius. After seeing 230 I switched ...
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2answers
77 views
PSU power cable length, and will my graphics card fit in my case? [closed]
I've decided to build a computer, this will be the first computer that I've built but I've done lots of research and have a list of parts which I will be ordering. I asked for someone to check my ...
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3answers
63 views
Motherboard requires “Processor” which supports Intel HD Graphics Technology
I am interested in the following motherboard (Intel Hunter Cove DH55HC H55), which seems to have a DVI, HDMI, and VGA port on the motherboard but it requires a "Processor" with Intel HD Graphics ...
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1answer
144 views
Firefox high GPU usage
These graphs show the GPU usage patterns of the Flash Player plugin for Firefox and Chrome, respectively. The test involved playing a 30-second HD Facebook video.
As the graphs show, Firefox uses ...
5
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3answers
257 views
Is it possible to use a server to play games?
I am curious on whether I could slap a high end video card into a server and use it as a high end gaming machine.
The server is an HP DL360 G5 with x2 Intel Quad Core Xeon processors, 16 GB of RAM ...
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0answers
48 views
Minimum ATI/AMD Radeon software insall for GPU rendering of HD content
I will try to include as much relevant information as possible, so please forgive the data dump.
Premise:
I am looking to enable GPU support/rendering of HD content on my AMD HD 4650 AGP video card ...
4
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1answer
77 views
GPU running underclocked / under normal speed?
I have tried to overclock my card. Seemingly it worked, and the GPU-z shows the OC speed (see GPU3.png). However, current readings are REALLY far from the normal speed of the GPU. That's what I can't ...
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1answer
50 views
HDMI version on Gigabyte GA-H55-UD3H / Intel H55?
I am looking for information regarding the HDMI standard for the Gigabyte GA-H55-UD3H motherboard. All the sites simply say that the motherboard has an HDMI interface but they do not show its version. ...
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0answers
59 views
eVGA GTX 550 Ti 1GB Super OC or eVGA GTX460 SE 1GB SuperClocked OC [closed]
I'm stuck between ´eVGA GTX 550 Ti 1GB Super OC´ and ´eVGA GTX460 SE 1GB SuperClocked OC´. I know that 460 is better in performance, but does the 550 Ti has any newer feature, which makes it better?
...
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0answers
63 views
GPU driver errors after Motherboard swap [closed]
Possible Duplicate:
How to update Dell Vostro 3700 (Nvidia GeForce GT330M) display driver?
TL;DR at bottom
Today a technician replaced the heatsink and montherboard in my Dell Vostro 3700 ...
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2answers
409 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 ...
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1answer
83 views
Can I use four monitors with a dual-link dual-DVI card?
I plan to get this card, a Gigabyte GTS 450.
Apparently it has two DVI ports which support dual-link. Does that mean I can plug in two DVI monitors per port, i.e. four monitors creating one big ...
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1answer
52 views
GPU - Graphics Card with 2 DVI Outputs or 1 DVI Output and use a splitter
As the title says, I'm looking for a new computer and am trying to compare graphics cards. I see some of them have 2 DVI outputs on the card and I was wondering if there way any advantage of using ...
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2answers
366 views
Does having Windows Aero enabled negatively impact gaming performance?
I like having Aero enabled when I have to work. Sometimes I like to play games though.
What's the performance hit on games? Is there a performance hit at all from using Aero?
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2answers
98 views
Is there something like the unix command “top” for CUDA?
More generally, how can you check the current status of your GPU? (current number of threads running, memory state, and so on).
(I'm using linux, so Windows-only solutions, while interesting, won't ...
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1answer
108 views
Computer screen sometimes won't turn on but computer appears to boot normally in background, forced to reset
I need help narrowing down the possible causes of a recent problem I have been having with my computer, due to a whole host of changes I made around the time of the problems appearance I don't know ...
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1answer
212 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 ...
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1answer
317 views
570 GTX SLI - Amp requirements per 6pin
I see plenty of information telling my decent 850watt (XIGMATEK MC NRP-MC851 850W) will support SLI with two 570 GTX. However its 12+ rails distribution makes me think otherwise. +12V1@18A, +12V2@18A, ...
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2answers
101 views
Does Adobe Photoshop use the GPU?
Do Adobe Photoshop CS5 and Adobe Premiere CS5 use the GPU? Does the choice of the graphic card change the performance of these programs?
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1answer
104 views
How can I test a GPU completely to ensure all of it's components work properly?
I was unable to find a solution to this on Superuser, the GPU isn't overheating nor is it crashing, it simply provides wrong output and practically explodes sometimes. I need to find a tool which can ...
2
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1answer
270 views
Can I create a RAM disk using GPU Memory? [closed]
Possible Duplicate:
Is it possible to use GPU memory as more main memory?
I would like to create a RAM disk/drive using the GPU's RAM/memory.
Then use ReadyBoost on Windows to use the disk ...
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0answers
111 views
Is it possible to use GPU memory as more main memory?
I have a ATI Graphics Card with 1G of RAM.
GPU-Z says that 143MB (dedicated) and 75MB (dynamic) is being used on the card (GPU).
Is it possible to get your PC to use GPU as more RAM (main memory) for ...
3
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1answer
169 views
Switching between intel sandy bridge GPU and discrete video card on the fly
Is it possible to disable the discrete GPU(s) without physically fiddling with the hardware, and run the system exclusively on intel sandy bridge GPU - in order to save power? Can one do the switch ...
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1answer
52 views
GPU chip with a film around the core
I want to apply thermal grease on my laptop GPU, but I've noticed there is a film sticked to the GPU chipset around the core. Personally I think it's an antistatic film, because it is covering those ...
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1answer
155 views
ATI Radeon FPS drops
Problem
For some reason my Radeon HD 5700 seems to suffer from FPS drops.
600W power supply should be enough
The core temperature when the FPS dropped was ~53 C (127 F)
The GPU utilization is ...
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1answer
92 views
Monitor turns off suddenly GPU temps are normal
I have a Sapphire ATi Radeon 6850. My monitor is a DELL 2007w. OS is windows7.
The problem I am having is that my monitor suddenly turns off as if it isn't receiving a signal from the GPU. At first I ...
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2answers
93 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 ...
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3answers
458 views
How to identify graphic card I have in hand not in a computer?
I tried to identify it with the serial number on Asus website but it find nothing, the GPU if from an AMD 64 bits CPU computer at the beginning of 64 bits support on Windows XP
What could I do ...
3
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1answer
1k views
How can I determine and set my primary graphics card?
I have a Lenovo W520 laptop with two graphics cards:
I think Windows 7 (64 bit) is using my Intel graphics card ₃ which I think is integrated — because I have a low graphics rating in ...
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0answers
133 views
Dual-GPU CUDA Workstation Configuration Issues/Advice [closed]
Our group is trying to put a few CUDA-capable GPUs we have lying around the lab into action, and we would like to get any advice and/or suggestions on what we're thinking of doing as far as a setup is ...
0
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1answer
117 views
ddr3 vs ddr5 - former is 256 bit and the latter is 128 bit
I was reading the specs of ati radeon 5770 ddr5, and I noticed it's 128 bit (Please correct me if I am wrong). Does it mean it has no added benefit compared to cards that have 256 bit but are ddr3? (I ...
3
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3answers
248 views
GPU temperature monitor that stays on top while playing
Is there a GPU temperature monitor that will stay on top while playing a game?
realtemp doesn't detect my GPU.
hwmonitor does, but it doesn't stay on top.
What are some other alternatives?
I ...
2
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1answer
119 views
NVidia GT240 Down-Clocks on Windows XP
I have a GT240 which I use primarily for BOINC (scientific computing). I run it at 100% all the time (with a tool to keep the temperature below 90 celcius). I've noticed that after some time, the GPU ...
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0answers
91 views
used furmark to stress-test - ATI Radeon 5770 1GB [closed]
first of all, if I check Post FX, I don't see any donut at all:
http://picturepush.com/public/6356420
This is what I get when I disable Post FX, and even then it's all jittery, meaning go smooth for ...
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1answer
379 views
Can I switch between integrated / dedicated graphics on a laptop? [closed]
I'm considering to buy a new laptop with an Intel Core i5 2nd Generation processor, Intel HM65 board and NVIDIA card (something like this).
From what I understand, this board and processor (since ...
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0answers
119 views
Apple iMac mid 2011 Graphical Artifacts
I bought a brand new iMac mid 2011, and from time to time I've get these artifacts.
What could be the cause?
It looks like this when the temperature of the Graphical Diode = 77-80C, but when I ...
2
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1answer
115 views
GPU fan making noise intermittenly
A few weeks ago I purchased a GT 430 for my desktop and installed it. Upon booting the machine I heard a fairly loud noise that I figured was a stray cord hitting a spinning fan. I shut down the ...
2
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1answer
36 views
GPU stream processors speed (Hz)
I've recently purchased a "Radeon HD 6870 1GB GDDR5" which spec says operates at 915 MHz and has 1120 stream processors.
My question is simple; Does all 1120 stream processors operate at 915 MHz, or ...
3
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1answer
220 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?
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5answers
245 views
Degraded game performance after format
So I had sent my PC to a repair shop for a format, and when I got it back I noticed that some of the games I usually play are running slower than usual. For example, pre-format, my PC was able to ...
