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Questions tagged [amd-gpu]

85 questions
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Vulkan: AMD vkCmdDebugMarkerBeginEXT only found with vkGetInstanceProcAddr

I've run into some odd behavior with getting a handle to vkCmdDebugMarkerBeginEXT using vkGetDeviceProcAddr, which differs between AMD and Nvidia. However, using vkGetInstanceProcAddr works. VkDevice device = ...; // valid initialized…
MuertoExcobito
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How to pass a pointer in a class to a kernel in opencl c++ and get pointer data

The platform i am using is AMD radeon 200 series (sapphire 250 (GPU- Oland) I am creating a class on host having a pointer as data member, and same class on kernel side too. now if in kernel side, pointer is present in the class, build error( -11)…
anil
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If I have valid GCN shader binary, what process could I go through to make my compatible AMD GPU run it?

FWIW, this is hypothetical, as in I don't actually have a particular GCN compute shader binary to run yet. I am working on something related to this, but I'm realizing that I have a lot ideas in my head that are hazy and uncertain, so I'm going…
MNagy
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Information on current GPU Architectures

I have decided that my bachelors thesis will be about general purpose GPU-computing and which problems are more suitable for this than others. I am also trying to find out if there are any major differences between the current GPU architectures that…
vichle
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How does the Linux DRM GEM work with the TTM in memory management?

I was just beginning to study the GPU Driver development on Linux. According to the kernel docs, there are two memory managers in Linux DRM, the GEM and the TTM. And the TTM is described as something complicated and general, while the GEM slight and…
CabbageHuge
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hipMemcpy fails to copy

I am trying to use library, but I keep getting gibberish when exchanging data. here is my code: #include #include int main() { int* hipC; int a = 123; int* ap = &a; int* ap2 = new…
Nika Tark
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Linux Stripes on Screen

I was building an Android application with using Android Studio Giraffe. Suddenly I saw some colorful squares and screen was frozen. I restarted it and it give me kfd kfd amdgpu oland not supported in kfd error. I tried to open compatibility mode…
Cagdas
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How do I trace power consumption for Radeon GPUs?

I developed an OpenCL application and now I'm trying to assess the energy consumption of the same application running on two different GPUs: one NVIDIA Titan V and one Radeon RX6900 XT. The idea is to measure the instant power of the GPU at regular…
Iago Storch
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opencl crashes when using anything but CL_MEM_USE_HOST_PTR

I have a problem with my code trying to utilize the opencl capabilities of my gpu. Especially I am developing this project: https://github.com/alekstheod/tnnlib The openCL related code is located…
AlexTheo
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OpenACC code runs 17036.0939901 times faster on Nvidia V100 GPU than on AMD MI250 GPU

I am trying to understand why my OpenACC code runs 17036.0939901 times faster on Nvidia V100 GPU than on AMD Mi-250 GPU. It is a simple matrix-matrix multiplication code. Here is output which I obtained on Nvidia V100 GPU which took…
Ilkhom Abdurakhmanov
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What platform to use for YOLO output when using AMD GPU?

long time tormented by this question, I ask your advice in what direction to move. Objective - to develop universal application with yolo on windows, which can use computing power of AMD/Nvidia/Intel GPU, AMD/Intel CPU (one of the devices will be…
xeetu
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AMD Radeon Pro W6400 not detected for OpenCL in Centos 9.0

I'm currently trying to install an AMD Radeon Pro W6400 on CentOS 9 to use for OpenCL (not connected to any display), and after installing all the drivers and librairies, clinfo (rocm-clinfo to be exact) cannot find the GPU. I see it in…
Thomas Gonnot
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how do you install drivers for AMD radeon PRO WX 4100 on debian 10?

I am trying to install amdgpu-pro on debian 10 kernel 4.19.0-13, and I am getting the following error: $ sudo apt upgrade Reading package lists... Done Building dependency tree Reading state information... Done Calculating upgrade... Done 0…
adamluco
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CuPy on AMD GPU causing an ImportError

I'm trying to use/test the (experimental) AMD GPU support of CuPy (8.1.0). In short: I'm having an ImportError. I followed the instructions for installing ROCm on a Ubuntu focal machine (with a gfx906/Radeon VII (Vega 20) card). From the doc I set…
Daniel
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OpenCL reports half the expected compute units

I use OpenCL (under Ubuntu) to query the available platforms, which yields one platform, with CL_PLATFORM_PROFILE: FULL_PROFILE CL_PLATFORM_VERSION: OpenCL 2.1 AMD-APP (3143.9) CL_PLATFORM_NAME: AMD Accelerated Parallel…
Bram
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