Number of platforms 1 |
Platform Name Clover |
Platform Vendor Mesa |
Platform Version OpenCL 1.1 Mesa 17.3.9 |
Platform Profile FULL_PROFILE |
Platform Extensions cl_khr_icd |
Platform Extensions function suffix MESA |
|
Platform Name Clover |
Number of devices 1 |
Device Name AMD Radeon HD 7900 Series (TAHITI / DRM 3.25.0 / 4.17.12-gentoo.s2, LLVM 5.0 2) |
Device Vendor AMD |
Device Vendor ID 0x1002 |
Device Version OpenCL 1.1 Mesa 17.3.9 |
Driver Version 17.3.9 |
Device OpenCL C Version OpenCL C 1.1 |
Device Type GPU |
Device Profile FULL_PROFILE |
Device Available Yes |
Compiler Available Yes |
Max compute units 32 |
Max clock frequency 925MHz |
Max work item dimensions 3 |
Max work item sizes 256x256x256 |
Max work group size 256 |
Preferred work group size multiple 64 |
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 3220066304 (2.999GiB) |
Error Correction support No |
Max memory allocation 2254046412 (2.099GiB) |
Unified memory for Host and Device No |
Minimum alignment for any data type 128 bytes |
Alignment of base address 32768 bits (4096 bytes) |
Global Memory cache type None |
Image support No |
Local memory type Local |
Local memory size 32768 (32KiB) |
Max number of constant args 16 |
Max constant buffer size 2147483647 (2GiB) |
Max size of kernel argument 1024 |
Queue properties |
Out-of-order execution No |
Profiling Yes |
Profiling timer resolution 0ns |
Execution capabilities |
Run OpenCL kernels Yes |
Run native kernels No |
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_in 64_extended_atomics cl_khr_fp64 cl_khr_fp16 |
|
NULL platform behavior |
clGetPlatformInfo(NULL, CL_PLATFORM_NAME, ...) No platform |
clGetDeviceIDs(NULL, CL_DEVICE_TYPE_ALL, ...) No platform |
clCreateContext(NULL, ...) [default] No platform |
clCreateContext(NULL, ...) [other] Success [MESA] |
clCreateContextFromType(NULL, CL_DEVICE_TYPE_DEFAULT) Success (1) |
Platform Name Clover |
Device Name AMD Radeon HD 7900 Series (TAHITI / DRM 3.25.0 / 4.17.12-gentoo.s2, LLVM 5.0 2) |
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 Radeon HD 7900 Series (TAHITI / DRM 3.25.0 / 4.17.12-gentoo.s2, LLVM 5.0 2) |
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 Radeon HD 7900 Series (TAHITI / DRM 3.25.0 / 4.17.12-gentoo.s2, LLVM 5.0 2) |