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Questions tagged [gpu]

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

369
votes
15answers
208k 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 ...
38
votes
1answer
101k 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 ...
18
votes
3answers
41k views

How to restart a video card driver in Windows 7?

Some times my video card driver (Intel GMA X4500HD) crashes and gets restarted automatically. But more often (almost every time I watch a flash-powered online video for a period of time) it just gets ...
8
votes
4answers
8k views

Software for monitoring and measuring GPU temperature (Windows XP/7) [closed]

Are there any programs available for monitoring and measuring GPU temperature? I'd prefer something free, and for either Windows XP or Windows 7.
11
votes
4answers
9k views

The difference between GPU and CPU

I know what a CPU is(I think). It's the thing who's speed is measured in GigaHertz(these days). However, you hear a lot about a GPU, and letting the GPU take over, not letting the CPU but the GPU do ...
16
votes
1answer
202k 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 the ...
3
votes
2answers
41k views

AMD Graphics Drivers won't install properly

Windows 8 x64 I have an MSI Frozr II AMD Radeon 7850 2GB. I bought it maybe about two weeks ago and upon installing it I've been having problems with the HDMi audio from it. I have another question ...
27
votes
2answers
6k views

Why do workstation graphics cards cost far more than equivalent consumer graphics cards?

An Nvidia GeForce GTX 780 Ti costs $700, while a Quadro K6000 costs $4000—yet they use the same underlying GK110 core! The same can be said for other workstation GPUs from both Nvidia and AMD. ...
2
votes
5answers
9k views

How can I stress test a GPU?

I have a HP Pavilion dv5000 that is shutting down unexpectedly. I stress tested it with a BartPe CD (UBCD4Win) using Prime95 and it it ran at 100% CPU for hours without shutting down. This rules out ...
8
votes
2answers
82k views

What's the maximum safe temperature for a HD Radeon 6870? [closed]

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 I'...
4
votes
1answer
1k views

Windows 10 Desktop Changed to Black and White

Windows 10, 1709, fully patched. Graphics is a nVidia GeForce 750ti. Today while doing things entirely unrelated to drivers or graphics manipulation (I was running a command prompt, had 20 tabs open ...
-1
votes
1answer
166 views

Will my 320W PSU handle a Asus GTX 750Ti

I've got a 320W PSU as far as I know and it's a Chinese PSU because I've seen the Chinese letters on it. I just had a question if I can upgrade my pc to Asus GTX 750Ti 2 GB OC. My pc specs are: 4GB ...
8
votes
4answers
38k views

Is it possible to use a nVidia GPU to render graphics if the monitor is connected to the motherboard video port?

I have an Asus Z87 Deluxe motherboard, which has an integrated Intel HD 4600 GPU; I also have a nVidia GeForce GTX 560 TI graphics card; currently, my monitor is connected to the graphics card and the ...
7
votes
1answer
60k views

How to force my laptop to use the discrete GPU?

My laptop (Asus X7BSV) is stuck using only the integrated GPU. It has a nVidia GT540M as well, but I cannot get it to work. I am using a Windows 7 x64 with latest drivers. This occurred after I ...
9
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 ...
5
votes
3answers
16k views

How can I fit 6 7970 Graphics Cards in one computer?

Okay, based on my previous question, it turns out I can find a motherboard to support 6 PCI slots and therefore 6 GPUs. But now I want to use 6 GPU's, specifically, the Radeon 7970. Obviously, they ...
2
votes
2answers
24k views

How do I change which monitor my computer uses at boot?

I have two monitors connected to my PC: One computer monitor via DisplayPort and a TV via HDMI. The TV isn't in the same room as my PC, so it's pretty tough to select which operative system to launch ...
8
votes
1answer
667 views

Graphics card failure, anything I could try

My gaming PC has decided to die, it's not the first time but usually a quick ATX reset brings it back to life. Today it didn't. I disconnect all unessasary devices so I've only got the case button / ...
6
votes
3answers
2k 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 ...
6
votes
1answer
4k 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 ...
2
votes
1answer
4k views

How to identify hardware performance bottleneck in laptop? [closed]

Is there any tool that helps to determine the weakest link of my current laptop hardware specification? Any online guide to help me choose nice balanced configuration for the new laptop? I need to ...
2
votes
1answer
2k views

Running two graphics cards (non-SLI) to power 3D on two different monitors?

I'm a bit clueless about this, so excuse my naivety. I have two video cards, a Nvidia 8800 and a GT120, powering three monitors. I run two 3D game instances (two Everquest 2 clients), one on each of ...
1
vote
3answers
2k views

OpenCL support hardware requirements

Does my machine support OpenCL? I found Conformant Products where the list contains the required hardware requirements. Please find the below screenshots of few of my machine. Does any one of the ...
1
vote
1answer
3k views

How do I disable GPU acceleration on Office 2013?

How do I disable GPU acceleration on Microsoft Office 2013? (This is causing my computer to blue screen.)
1
vote
1answer
990 views

New Graphics Card Preventing Boot Up

I have a pretty strange problem here and I would appreciate your help. I recently bought a new graphics card (MSi R9 390 8GB) and a new case as part of an ongoing upgrade to my existing, fairly ...
0
votes
1answer
174 views

What's the difference between graphics solutions and a graphics processing unit? [closed]

I was told to do a presentation on GPU and was told to focus on the major types of graphics solutions, disadvantages and advantages of the graphics solutions and the different features on each one. I'...
0
votes
1answer
703 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, ...
0
votes
1answer
1k views

GPU Intel&AMD in device manager but only Intel in dxdiag

I use: HP Pavilion dm4-3001tx Entertaiment Notebook PC Windows 7 Ultimate 64bit In device manager it has two graphic cards. But in dxdiag it only has 1 graphic card. And in several programs, it ...
13
votes
3answers
112k views

Intel HD Graphics 4000 is used instead of nVidia Geforce 630M for old game?

I have recently bought an Toshiba Satellite P855-32X laptop. Firs thing after I did launch this laptop is ofcourse update all drivers to the newest ones. Configure everything I needed and it works ...
6
votes
1answer
3k views

Can I create a RAM disk using GPU Memory? [duplicate]

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 as ...
3
votes
1answer
23k views

I plugged an 8-pin EPS (CPU) cable into the GPU's PCI-E port. Is it damaged?

The r9 290x I wanted to use needs 16 pins, my PSU which I thought had 1 PCI-E 6 + 2, 1 PCI-E 6 and 1 PCI-E 8-pin setups, actually had a second 8-pin EPS cable. I don't currently have something to ...
13
votes
1answer
13k views

What's the difference between GPU Memory bandwidth and speed?

I was looking at Nvidia's series 10 graphics cards' specs and noticed they have memory speed and memory bandwidth specified. Memory speed is expressed in Gbps and memory bandwidth is expressed in GB/...
7
votes
4answers
47k views

HD 1080p .mkv videos don't play smooth. Is it a CPU, GPU, player or OS issue?

I have some .mkv 1080p videos but VLC can't play them smoothly. If I open the Task Manager, I can see that CPU is at 100%, because VLC uses as much as it can (95% or more). Then, I wonder Is it a ...
7
votes
2answers
2k views

Relation between GPU utilization and graphic card's power consumption

I wonder what the relation between GPU utilization and graphic card's power consumption is. E.g. in the screenshot below, GPU 2's utilization is 92%, while the power usage is 129 watts out of 250. ...
4
votes
5answers
13k views

How to force Chrome to use integrated GPU for decoding?

I want Chrome to utilize iGPU (GT630 on i7-8700k) for video decoding, especially VP9 decoding on YouTube. My discrete GPU is GTX970 and it is not capable of decoding VP9. Currently, VP9 is software ...
4
votes
5answers
3k views

Confused about GPU having hundreds of processors inside it

I just started learning about parallel programming course on Udacity and already I am kind of confused. Here at this video segment: https://youtu.be/gbj0oauFFI8?t=52s We're told that the average GPU ...
3
votes
2answers
718 views

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

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?...
3
votes
1answer
3k 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 ...
2
votes
2answers
1k views

Are there any motherboards out there that will let me install 5-6 GPU cards? [closed]

Specifically, I'm looking for GPU cards that take up 2 slots, so spacing is an issue.
2
votes
2answers
1k views

Select GPU to use by specific applications

I have 2 GFX cards installed: GeForce GTX 1060 and Radeon HD 6670. Both are working fine as I plugged in different monitors to different cards to be sure about it. I want to force some applications ...
2
votes
2answers
6k views

Windows RDP (Remote Desktop) can I force to disregard GPU?

I want to remote desktop into a Windows 10 host but want to force the rdp host service to only consume CPU resources not the GPU at all. When I generally rdp into my host machine I can see that there ...
1
vote
1answer
2k views

How do I permanently enable the external video card in Windows?

I have a Lenovo G50-80 laptop with an on-board Intel HG Graphics 5500 and an external 2048MB ATI AMD Radeon R5 M330, running Windows 10 Pro. Windows chooses its self when to use one GPU or another. ...
1
vote
0answers
2k views

Flickering laptop screen when hot - cause?

What could be the cause of a flickering screen every minute or so like the picture below? Flickering seems to get worse when hot (usually into an hour of gaming CPU 100C, GPU 85C max). Adjusting ...
0
votes
3answers
9k views

Hard Drive usage causing system lag [closed]

This is something of a complicated problem so I will describe it to the best of my ability. Recently, my computer (Windows 7 Pro custom rig w/ I7-2600k, Samsung 540 SSD, and GTX 480 GPU)has been ...
0
votes
1answer
571 views

What is the different between a CPU with or without the GPU?

This may be a dumb question. But this is definitely a quick n easy question for those who know it :) When I choose to buy a CPU with No GPU, such as some of the Intel Xeon CPUs, what should I bear in ...
9
votes
5answers
60k views

Why am I seeing red dots on my LCD screen?

My laptop is about 2.5 years old. Now I am starting to see red dots on certain shades of colour (mainly dark colours, blues and blacks), and it is not limited to certain pixels, because when you move ...
9
votes
5answers
25k 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 a HP DL360 G5 with x2 Intel Quad Core Xeon processors, 16 GB of RAM and ...
8
votes
2answers
100k views

Is it possible to get the serial number of a GPU without opening the case?

I have an Nvidia GPU GTX 470 - Can I get it's serial number with out opening the case? EDIT Thanks for all the comments: I tried the Device path as well as the WMIC command (which are the same ...
8
votes
2answers
4k views

Silverlight hardware-accelerated playback is greyed-out - How do I enable it?

I am trying to play Netflix videos (which only play via Silverlight), but they play choppy because Silverlight's hardware-accelerated playback is disabled. (video playback on WMP11 and VLC is ...
7
votes
1answer
6k views

Change GPU priority of a process under Windows

Is it possible to change the GPU priority of a certain process under Windows 7 (and older versions if possible)? Changing the CPU priority doesn't seem to have any effect on the GPU usage. I have a ...