Number of platforms 1 Platform Name Clover Platform Vendor Mesa Platform Version OpenCL 1.1 Mesa 19.0.2 Platform Profile FULL_PROFILE Platform Extensions cl_khr_icd Platform Max metadata object keys (AMD) Platform Host timer resolution Platform Extensions function suffix MESA Platform Name Clover Number of devices 1 Device Name AMD RAVEN (DRM 3.27.0, 5.0.5-arch1-1-ARCH, LLVM 8.0.0) Device Vendor AMD Device Vendor ID 0x1002 Device Version OpenCL 1.1 Mesa 19.0.2 Driver Version 19.0.2 Device OpenCL C Version OpenCL C 1.1 Device Type GPU Device Board Name (AMD) Device Topology (AMD) Device Topology (NV) Device Profile FULL_PROFILE Device Available Yes Compiler Available Yes Linker Available Yes Max compute units 11 SIMD per compute unit (AMD) SIMD width (AMD) SIMD instruction width (AMD) Max clock frequency 1250MHz Compute Capability (NV) Graphics IP (AMD) Core Temperature (Altera) Device Partition (n/a) Max number of sub-devices 0 Supported partition types None Supported affinity domains (n/a) Supported partition types (ext) Supported affinity domains (ext) Max work item dimensions 3 Max work item sizes 256x256x256 Max work group size 256 Preferred work group size (AMD) Max work group size (AMD) Preferred work group size multiple 64 Warp size (NV) Wavefront width (AMD) Max sub-groups per work group Max named sub-group barriers Sub-group sizes (Intel) Preferred / native vector sizes char 16 / 16 short 8 / 8 int 4 / 4 long 2 / 2 half 8 / 8 (cl_khr_fp16) float 4 / 4 double 2 / 2 (cl_khr_fp64) Half-precision Floating-point support (cl_khr_fp16) 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 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 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 Address bits 64, Little-Endian Global memory size 3221225472 (3GiB) Global free memory (AMD) Global memory channels (AMD) Global memory banks per channel (AMD) Global memory bank width (AMD) Error Correction support No Max memory allocation 2254857830 (2.1GiB) Unified memory for Host and Device No Integrated memory (NV) Shared Virtual Memory (SVM) capabilities Shared Virtual Memory (SVM) capabilities (ARM) Minimum alignment for any data type 128 bytes Alignment of base address 32768 bits (4096 bytes) Page size (QCOM) External memory padding (QCOM) Preferred alignment for atomics SVM Global Local Max size for global variable Preferred total size of global vars Global Memory cache type None Global Memory cache size 0 Global Memory cache line size 0 bytes Image support No Max number of samplers per kernel 32 Max size for 1D images from buffer 2147483647 pixels Max 1D or 2D image array size 2048 images Base address alignment for 2D image buffers Pitch alignment for 2D image buffers Max 2D image size 32768x32768 pixels Max planar YUV image size Max 3D image size 4096x4096x4096 pixels Max number of read image args 32 Max number of write image args 32 Max number of read/write image args Max number of pipe args Max active pipe reservations Max pipe packet size Local memory type Local Local memory size 32768 (32KiB) Local memory syze per CU (AMD) Local memory banks (AMD) Registers per block (NV) Max number of constant args 16 Max constant buffer size 2147483647 (2GiB) Preferred constant buffer size (AMD) Max size of kernel argument 1024 Max number of atomic counters Queue properties Out-of-order execution No Profiling Yes Queue properties (on host) Out-of-order execution No Profiling Yes Queue properties (on device) Preferred size Max size Max queues on device Max events on device Terminate capability (1.2 define) Terminate capability (2.x define) Prefer user sync for interop Yes Number of simultaneous interops (Intel) Simultaneous interops Number of P2P devices (AMD) P2P devices (AMD) Profiling timer resolution 0ns Profiling timer offset since Epoch (AMD) Execution capabilities Run OpenCL kernels Yes Run native kernels No Sub-group independent forward progress Thread trace supported (AMD) Kernel execution timeout (NV) Concurrent copy and kernel execution (NV) Number of async copy engines Number of async queues (AMD) Max real-time compute queues (AMD) Max real-time compute units (AMD) IL version SPIR versions printf() buffer size 0 Built-in kernels (n/a) Motion Estimation accelerator version (Intel) Device-side AVC Motion Estimation version Supports texture sampler use Supports preemption Device Extensions 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 cl_khr_fp64 cl_khr_fp16 NULL platform behavior clGetPlatformInfo(NULL, CL_PLATFORM_NAME, ...) Clover clGetDeviceIDs(NULL, CL_DEVICE_TYPE_ALL, ...) Success [MESA] clCreateContext(NULL, ...) [default] Success [MESA] clCreateContextFromType(NULL, CL_DEVICE_TYPE_DEFAULT) Success (1) Platform Name Clover Device Name AMD RAVEN (DRM 3.27.0, 5.0.5-arch1-1-ARCH, LLVM 8.0.0) clCreateContextFromType(NULL, CL_DEVICE_TYPE_CPU) No devices found in platform clCreateContextFromType(NULL, CL_DEVICE_TYPE_GPU) Success (1) Platform Name Clover Device Name AMD RAVEN (DRM 3.27.0, 5.0.5-arch1-1-ARCH, LLVM 8.0.0) 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 Clover Device Name AMD RAVEN (DRM 3.27.0, 5.0.5-arch1-1-ARCH, LLVM 8.0.0) ICD loader properties ICD loader Name OpenCL ICD Loader ICD loader Vendor OCL Icd free software ICD loader Version 2.2.12 ICD loader Profile OpenCL 2.2