[Libreoffice-bugs] [Bug 109335] OpenCL performance degradation

[bugzilla-daemon at bugs.documentfoundation.org]

https://bugs.documentfoundation.org/show_bug.cgi?id=109335

--- Comment #18 from Luís <lagonauta at gmail.com> ---
Regression still present, however worse:
- Dates worked: 11785ms
- Ground water: 23598ms

Tested from the exact same PC with newer drivers. It seems that the GPU is not
being used according to task manager.

Device Index: 0
  Selected: true
  Device Name: GeForce GTX 750 Ti
  Device Vendor: NVIDIA Corporation
  Device Version: OpenCL 1.2 CUDA
  Driver Version: 436.02
  Device Type: gpu 
  Device Extensions: cl_khr_global_int32_base_atomics
cl_khr_global_int32_extended_atomics cl_khr_local_int32_base_atomics
cl_khr_local_int32_extended_atomics cl_khr_fp64 cl_khr_byte_addressable_store
cl_khr_icd cl_khr_gl_sharing cl_nv_compiler_options
cl_nv_device_attribute_query cl_nv_pragma_unroll cl_nv_d3d10_sharing
cl_khr_d3d10_sharing cl_nv_d3d11_sharing cl_nv_copy_opts cl_nv_create_buffer
  Device OpenCL C Version: OpenCL C 1.2 
  Device Available: true
  Device Compiler Available: true
  Device Linker Available: true
  Platform Name: NVIDIA CUDA
  Platform Vendor: NVIDIA Corporation
  Platform Version: OpenCL 1.2 CUDA 10.1.0
  Platform Profile: FULL_PROFILE
  Platform Extensions: cl_khr_global_int32_base_atomics
cl_khr_global_int32_extended_atomics cl_khr_local_int32_base_atomics
cl_khr_local_int32_extended_atomics cl_khr_fp64 cl_khr_byte_addressable_store
cl_khr_icd cl_khr_gl_sharing cl_nv_compiler_options
cl_nv_device_attribute_query cl_nv_pragma_unroll cl_nv_d3d10_sharing
cl_khr_d3d10_sharing cl_nv_d3d11_sharing cl_nv_copy_opts cl_nv_create_buffer



vice Index: 1
  Selected: false
  Device Name: Intel(R) Core(TM) i5-4570 CPU @ 3.20GHz
  Device Vendor: Intel(R) Corporation
  Device Version: OpenCL 1.2 (Build 10094)
  Driver Version: 5.2.0.10094
  Device Type: cpu 
  Device Extensions: cl_khr_icd cl_khr_global_int32_base_atomics
cl_khr_global_int32_extended_atomics cl_khr_local_int32_base_atomics
cl_khr_local_int32_extended_atomics cl_khr_byte_addressable_store
cl_khr_depth_images cl_khr_3d_image_writes cl_intel_exec_by_local_thread
cl_khr_spir cl_khr_dx9_media_sharing cl_intel_dx9_media_sharing
cl_khr_d3d11_sharing cl_khr_gl_sharing cl_khr_fp64 
  Device OpenCL C Version: OpenCL C 1.2 
  Device Available: true
  Device Compiler Available: true
  Device Linker Available: true
  Platform Name: Intel(R) OpenCL
  Platform Vendor: Intel(R) Corporation
  Platform Version: OpenCL 1.2 
  Platform Profile: FULL_PROFILE
  Platform Extensions: cl_khr_icd cl_khr_global_int32_base_atomics
cl_khr_global_int32_extended_atomics cl_khr_local_int32_base_atomics
cl_khr_local_int32_extended_atomics cl_khr_byte_addressable_store
cl_khr_depth_images cl_khr_3d_image_writes cl_intel_exec_by_local_thread
cl_khr_spir cl_khr_dx9_media_sharing cl_intel_dx9_media_sharing
cl_khr_d3d11_sharing cl_khr_gl_sharing cl_khr_fp64

 cl_khr_gl_sharing cl_khr_global_int32_base_atomics
cl_khr_global_int32_extended_atomics cl_khr_icd cl_khr_local_int32_base_atomics
cl_khr_local_int32_extended_atomics cl_khr_spir

Device Index: 2
  Selected: false
  Device Name: Intel(R) Core(TM) i5-4570 CPU @ 3.20GHz
  Device Vendor: Intel(R) Corporation
  Device Version: OpenCL 1.2 (Build 10094)
  Driver Version: 5.2.0.10094
  Device Type: cpu 
  Device Extensions: cl_khr_icd cl_khr_global_int32_base_atomics
cl_khr_global_int32_extended_atomics cl_khr_local_int32_base_atomics
cl_khr_local_int32_extended_atomics cl_khr_byte_addressable_store
cl_khr_depth_images cl_khr_3d_image_writes cl_intel_exec_by_local_thread
cl_khr_spir cl_khr_dx9_media_sharing cl_intel_dx9_media_sharing
cl_khr_d3d11_sharing cl_khr_gl_sharing cl_khr_fp64 
  Device OpenCL C Version: OpenCL C 1.2 
  Device Available: true
  Device Compiler Available: true
  Device Linker Available: true
  Platform Name: Intel(R) OpenCL
  Platform Vendor: Intel(R) Corporation
  Platform Version: OpenCL 1.2 
  Platform Profile: FULL_PROFILE
  Platform Extensions: cl_intel_dx9_media_sharing cl_khr_3d_image_writes
cl_khr_byte_addressable_store cl_khr_d3d11_sharing cl_khr_depth_images
cl_khr_dx9_media_sharing cl_khr_gl_sharing cl_khr_global_int32_base_atomics
cl_khr_global_int32_extended_atomics cl_khr_icd cl_khr_local_int32_base_atomics
cl_khr_local_int32_extended_atomics cl_khr_spir

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