Number of platforms 3 Platform Name Intel Gen OCL Driver Platform Vendor Intel Platform Version OpenCL 1.2 beignet 1.2 (git-00e207e) 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_byte_addressable_store cl_khr_image2d_from_buffer cl_khr_spir cl_khr_icd Platform Extensions function suffix Intel Platform Name Intel(R) OpenCL Platform Vendor Intel(R) Corporation Platform Version OpenCL 1.2 LINUX 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_fp64 Platform Extensions function suffix INTEL Platform Name Portable Computing Language Platform Vendor The pocl project Platform Version OpenCL 1.2 pocl 0.13-pre Platform Profile FULL_PROFILE Platform Extensions cl_khr_icd Platform Extensions function suffix POCL Platform Name Intel Gen OCL Driver Number of devices 1 Device Name Intel(R) HD Graphics Haswell Ultrabook GT2 Mobile Device Vendor Intel Device Vendor ID 0x8086 Device Version OpenCL 1.2 beignet 1.2 (git-00e207e) Driver Version 1.2 Device OpenCL C Version OpenCL C 1.2 beignet 1.2 (git-00e207e) Device Type GPU Device Profile FULL_PROFILE Max compute units 20 Max clock frequency 1000MHz Device Partition (core) Max number of sub-devices 1 Supported partition types None, None, None Max work item dimensions 3 Max work item sizes 512x512x512 Max work group size 512 Preferred work group size multiple 32 Preferred / native vector sizes char 16 / 8 short 8 / 8 int 4 / 4 long 2 / 2 half 0 / 8 (n/a) float 4 / 4 double 0 / 2 (n/a) Half-precision Floating-point support (n/a) Single-precision Floating-point support (core) Denormals No Infinity and NANs Yes Round to nearest Yes Round to zero No Round to infinity No IEEE754-2008 fused multiply-add No Support is emulated in software No Correctly-rounded divide and sqrt operations No Double-precision Floating-point support (n/a) Address bits 32, Little-Endian Global memory size 2147483648 (2GiB) Error Correction support No Max memory allocation 1073741824 (1024MiB) Unified memory for Host and Device Yes Minimum alignment for any data type 128 bytes Alignment of base address 1024 bits (128 bytes) Global Memory cache type Read/Write Global Memory cache size 8192 Global Memory cache line 64 bytes Image support Yes Max number of samplers per kernel 16 Max size for 1D images from buffer 65536 pixels Max 1D or 2D image array size 2048 images Base address alignment for 2D image buffers 4096 bytes Pitch alignment for 2D image buffers 2 bytes Max 2D image size 8192x8192 pixels Max 3D image size 8192x8192x2048 pixels Max number of read image args 128 Max number of write image args 8 Local memory type Global Local memory size 65536 (64KiB) Max constant buffer size 134217728 (128MiB) Max number of constant args 8 Max size of kernel argument 1024 Queue properties Out-of-order execution No Profiling Yes Prefer user sync for interop Yes Profiling timer resolution 80ns Execution capabilities Run OpenCL kernels Yes Run native kernels Yes SPIR versions printf() buffer size 1048576 (1024KiB) Built-in kernels __cl_copy_region_align4;__cl_copy_region_align16;__cl_cpy_region_unalign_same_offset;__cl_copy_region_unalign_dst_offset;__cl_copy_region_unalign_src_offset;__cl_copy_buffer_rect;__cl_copy_image_1d_to_1d;__cl_copy_image_2d_to_2d;__cl_copy_image_3d_to_2d;__cl_copy_image_2d_to_3d;__cl_copy_image_3d_to_3d;__cl_copy_image_2d_to_buffer;__cl_copy_image_3d_to_buffer;__cl_copy_buffer_to_image_2d;__cl_copy_buffer_to_image_3d;__cl_fill_region_unalign;__cl_fill_region_align2;__cl_fill_region_align4;__cl_fill_region_align8_2;__cl_fill_region_align8_4;__cl_fill_region_align8_8;__cl_fill_region_align8_16;__cl_fill_region_align128;__cl_fill_image_1d;__cl_fill_image_1d_array;__cl_fill_image_2d;__cl_fill_image_2d_array;__cl_fill_image_3d; Device Available Yes Compiler Available Yes Linker Available Yes 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_byte_addressable_store cl_khr_image2d_from_buffer cl_khr_spir cl_khr_icd Platform Name Intel(R) OpenCL Number of devices 1 Device Name Intel(R) Core(TM) i5-4200U CPU @ 1.60GHz Device Vendor Intel(R) Corporation Device Vendor ID 0x8086 Device Version OpenCL 1.2 (Build 57) Driver Version 1.2.0.57 Device OpenCL C Version OpenCL C 1.2 Device Type CPU Device Profile FULL_PROFILE Max compute units 4 Max clock frequency 1600MHz Device Partition (core) Max number of sub-devices 4 Supported partition types by counts, equally, by names (Intel) Max work item dimensions 3 Max work item sizes 8192x8192x8192 Max work group size 8192 Preferred work group size multiple 128 Preferred / native vector sizes char 1 / 32 short 1 / 16 int 1 / 8 long 1 / 4 half 0 / 0 (n/a) float 1 / 8 double 1 / 4 (cl_khr_fp64) Half-precision Floating-point support (n/a) Single-precision Floating-point support (core) Denormals Yes Infinity and NANs Yes Round to nearest Yes Round to zero No Round to infinity No IEEE754-2008 fused multiply-add No Support is emulated in software No Correctly-rounded divide and sqrt operations No Double-precision Floating-point support (cl_khr_fp64) Denormals Yes Infinity and NANs Yes Round to nearest Yes Round to zero Yes Round to infinity Yes IEEE754-2008 fused multiply-add Yes Support is emulated in software No Correctly-rounded divide and sqrt operations No Address bits 64, Little-Endian Global memory size 5938843648 (5.531GiB) Error Correction support No Max memory allocation 1484710912 (1.383GiB) Unified memory for Host and Device Yes Minimum alignment for any data type 128 bytes Alignment of base address 1024 bits (128 bytes) Global Memory cache type Read/Write Global Memory cache size 262144 Global Memory cache line 64 bytes Image support Yes Max number of samplers per kernel 480 Max size for 1D images from buffer 92794432 pixels Max 1D or 2D image array size 2048 images Max 2D image size 16384x16384 pixels Max 3D image size 2048x2048x2048 pixels Max number of read image args 480 Max number of write image args 480 Local memory type Global Local memory size 32768 (32KiB) Max constant buffer size 131072 (128KiB) Max number of constant args 480 Max size of kernel argument 3840 (3.75KiB) Queue properties Out-of-order execution Yes Profiling Yes Local thread execution (Intel) Yes Prefer user sync for interop No Profiling timer resolution 1ns Execution capabilities Run OpenCL kernels Yes Run native kernels Yes SPIR versions 1.2 printf() buffer size 1048576 (1024KiB) Built-in kernels Device Available Yes Compiler Available Yes Linker Available Yes 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_fp64 Platform Name Portable Computing Language Number of devices 1 Device Name pthread-Intel(R) Core(TM) i5-4200U CPU @ 1.60GHz Device Vendor GenuineIntel Device Vendor ID 0x8086 Device Version OpenCL 1.2 pocl Driver Version 0.13-pre Device OpenCL C Version OpenCL C 1.2 Device Type CPU, Default Device Profile FULL_PROFILE Max compute units 4 Max clock frequency 2600MHz Device Partition (core) Max number of sub-devices 4 Supported partition types equally, by counts Max work item dimensions 3 Max work item sizes 4096x4096x4096 Max work group size 4096 Preferred work group size multiple 8 Preferred / native vector sizes char 16 / 16 short 8 / 8 int 4 / 4 long 2 / 2 half 8 / 8 (n/a) float 4 / 4 double 2 / 2 (cl_khr_fp64) Half-precision Floating-point support (n/a) Single-precision Floating-point support (core) Denormals No Infinity and NANs Yes Round to nearest Yes Round to zero No Round to infinity No IEEE754-2008 fused multiply-add No Support is emulated in software No Correctly-rounded divide and sqrt operations No Double-precision Floating-point support (cl_khr_fp64) Denormals No Infinity and NANs Yes Round to nearest Yes Round to zero No Round to infinity No IEEE754-2008 fused multiply-add No Support is emulated in software No Correctly-rounded divide and sqrt operations No Address bits 64, Little-Endian Global memory size 5938843648 (5.531GiB) Error Correction support No Max memory allocation 5938843648 (5.531GiB) Unified memory for Host and Device Yes Minimum alignment for any data type 128 bytes Alignment of base address 1024 bits (128 bytes) Global Memory cache type Read/Write Global Memory cache size 32768 Global Memory cache line 64 bytes Image support Yes Max number of samplers per kernel 16 Max size for 1D images from buffer 371177728 pixels Max 1D or 2D image array size 2048 images Max 2D image size 16384x16384 pixels Max 3D image size 2048x2048x2048 pixels Max number of read image args 128 Max number of write image args 128 Local memory type Global Local memory size 5938843648 (5.531GiB) Max constant buffer size 5938843648 (5.531GiB) Max number of constant args 8 Max size of kernel argument 1024 Queue properties Out-of-order execution No Profiling Yes Prefer user sync for interop Yes Profiling timer resolution 0ns Execution capabilities Run OpenCL kernels Yes Run native kernels Yes printf() buffer size 1048576 (1024KiB) Built-in kernels Device Available Yes Compiler Available Yes Linker Available Yes Device Extensions cl_khr_fp64 cl_khr_byte_addressable_store 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_int64_base_atomics cl_khr_int64_extended_atomics NULL platform behavior clGetPlatformInfo(NULL, CL_PLATFORM_NAME, ...) Intel Gen OCL Driver clGetDeviceIDs(NULL, CL_DEVICE_TYPE_ALL, ...) Success [Intel] clCreateContext(NULL, ...) [default] Success [Intel] clCreateContext(NULL, ...) [other] Success [INTEL] clCreateContextFromType(NULL, CL_DEVICE_TYPE_CPU) No devices found in platform clCreateContextFromType(NULL, CL_DEVICE_TYPE_GPU) Success (1) Platform Name Intel Gen OCL Driver Device Name Intel(R) HD Graphics Haswell Ultrabook GT2 Mobile clCreateContextFromType(NULL, CL_DEVICE_TYPE_ACCELERATOR) No devices found in platform clCreateContextFromType(NULL, CL_DEVICE_TYPE_CUSTOM) No devices found in platform clCreateContextFromType(NULL, CL_DEVICE_TYPE_ALL) Success (1) Platform Name Intel Gen OCL Driver Device Name Intel(R) HD Graphics Haswell Ultrabook GT2 Mobile ICD loader properties ICD loader Name OpenCL ICD Loader ICD loader Vendor OCL Icd free software ICD loader Version 2.2.7 ICD loader Profile OpenCL 1.2