OPENCL on HD graphics 4600
I want to proceed a calculation with opencl together with visual studio 2012 on Windows 7. My CPU is intel i5-4590 of which GPU is Intel HD Graphics 4600. However, it's said that Intel SDK for...
View ArticleHow to install opencl for Intel(R) Xeon(R) CPU E5-2640 v3
Hi,What I use is, 'Intel(R) Xeon(R) CPU E5-2640 v3 @ 2.60GHz', which has integrated GPUs. And my OS is centos 6.7.I'm building x264-snapshot-20160807-2245-stable, and want to use opencl acceleration...
View ArticleOpenCL 2016 1.2-6.2.0.1760 icd file is missing
I recently installed the latest intel opencl sdk for Linux on two Ubuntu 14.04 boxes - one with nvidia graphics, one with AMD graphics, I found that neither clinfo nor my program can emulate the intel...
View ArticleIntel OpenCL kernel hangs - how to debug?
I am having some trouble running my OpenCL code on Intel CPUs and GPUs. The code is a Monte Carlo simulation code, and can be downloaded from https://github.com/fangq/mcxclThe code has no issue when...
View ArticleConstant lag between the operations submit and start
We're using OpenCL to process Direct3D11 4K textures on Intel's GPU (HD graphics family) on Windows 10 machine. The result of this processing is then read back to the CPU. Although the OpenCL kernel...
View ArticleopenCL runtime 13 for linux download?
Hello, I have an older app that my company needs to run that requires centos 6 and openCL runtime 13. Is there and archive of older versions I could download somewhere? Thank you!Zone: ServerThread...
View ArticleclSetKernelArg for the New PC
Hi guys. I write OpenCL program at a asus PC with Intel HD 4600 GPU based on Win10 64bits. From Device Manger, I find the GPU driver vesion is 20.19.15.4463. OpenCL program run successfully....
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Intel OpenCL 2016 SDK Integration with Visual Studio 2015 Update 3 Issue
Details:Processor: Intel(R) Core(TM) i7-3630QMOS: Windows 10 Pro 64-bit 10.0.14393Graphics Driver Version: Intel HD Graphics 4000 15.33.43.4425SDK Version: Intel OpenCL SDK 2016 R2 6.1.0.1600Visual...
View ArticleReimplementing work_group_scan_exclusive_add
Hi there,I have reimplemented the function work_group_scan_exclusive_add, which is supported by OpenCL 2.0. My OpenCL source code looks like this:#if __OPENCL_VERSION__ < 200 inline uint...
View ArticleIntel SDK for OpenCL: Student/Academic Research License?
Hello,I am a graduate student. When I downloaded Intel SDK for OpenCL, I got a mail that its trial version. I have to use this software for next 1 year for my research, I wanted to know if there is any...
View ArticleIs there a driver watchdog time limit for Intel GPU on Linux?
I am wondering if there is a watchdog time limit when running an OpenCL program on a non-dedicated Intel GPU, i.e. the graphics card is connected to a monitor?Particularly, I have a laptop with Intel...
View Articlefloat3 value in struct is reversed when sending to kernel inside structure
OpenCL 1.2.I have this struct on host sidetypedef struct OCLCamData { cl_int id; cl_float3 position; cl_float3 direction; cl_float max_possible_angle; OCLCamData(): id(0), position(), direction(),...
View ArticleBest practices for handling variable width sub_group sizes?
I wrote the following back in May 2015:It would be great to get some sort of compile-time indication or guarantee that a certain size subgroup was selected in order to close off certain code paths.If...
View ArticleOpenCL and Directx9 error
Hi guys. there is error that annoys me several days. PC info : win10 , Intel Core I5-5200U CPU with HD Graphics 5500. driver version:10.18.15.4248,driver date:6/19/2015 My program uses OpenCL...
View ArticleOpenCL code is crashing with intel OpenCL.lib
I am developing the OpenCL app on Windows with Eclipse CDT (Mars) and intel_sdk_for_opencl_setup_6.1.0.1600, the devices of computer is as follow:OS: Windows 10 proCPU:...
View ArticleChecking and repairing ICD
Hello, I installed the latest OpenCL SDK onto an 8-phi 4U server from Colfax International, running CentOS 7.2. It has MPSS v3.7.After running “install.sh” and fixing a few dependencies, I tried two...
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OpenCL binary "IR" output different for every build
Each time you recompile an OpenCL input file and build an intermediate binary with the "-ir=<file>" switch there is a new timestamp/GUID/something buried in the binary.The same input file should...
View ArticleCPU as OpenCL device running in a sperated process?
I run a program (process A) on my Intel Xeon CPU E5-1620 v2 with two threads. One thread (1) starts an OpenCL application, that uses the CPU as device the other (2) does some calculations.I noticed...
View Articleif I can use opencl on ubuntu 16.04?
hi, I got the opencl SDK for linux and installed it on ubuntu 16.04. It tells me that unsupported system. If there is no way for me to use opencl on ubuntu 16.04 with a Intel GPU?Thanks!Zone: Game...
View ArticleclGetPlatformInfo 0xC0000005: Access violation
Hey guys, just starting with openCL, I am following a book called "OpenCL Parallel Programming Development Cookbook" to get started with OpenCL.I am using Visual C++ (because thats all I have on me, I...
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