Check supported OpenCL extensions.
sudo apt install clinfo
clinfo
returns:
clinfo Number of platforms: 1 Platform Profile: FULL_PROFILE Platform Version: OpenCL 2.1 AMD-APP (3513.0) Platform Name: AMD Accelerated Parallel Processing Platform Vendor: Advanced Micro Devices, Inc. Platform Extensions: cl_khr_icd cl_amd_event_callback Platform Name: AMD Accelerated Parallel Processing Number of devices: 1 Device Type: CL_DEVICE_TYPE_GPU Vendor ID: 1002h Board name: Radeon RX 7900 XTX Device Topology: PCI[ B#12, D#0, F#0 ] Max compute units: 48 Max work items dimensions: 3 Max work items[0]: 1024 Max work items[1]: 1024 Max work items[2]: 1024 Max work group size: 256 Preferred vector width char: 4 Preferred vector width short: 2 Preferred vector width int: 1 Preferred vector width long: 1 Preferred vector width float: 1 Preferred vector width double: 1 Native vector width char: 4 Native vector width short: 2 Native vector width int: 1 Native vector width long: 1 Native vector width float: 1 Native vector width double: 1 Max clock frequency: 3220Mhz Address bits: 64 Max memory allocation: 21890072576 Image support: Yes Max number of images read arguments: 128 Max number of images write arguments: 8 Max image 2D width: 16384 Max image 2D height: 16384 Max image 3D width: 16384 Max image 3D height: 16384 Max image 3D depth: 8192 Max samplers within kernel: 29772 Max size of kernel argument: 1024 Alignment (bits) of base address: 1024 Minimum alignment (bytes) for any datatype: 128 Single precision floating point capability Denorms: Yes Quiet NaNs: Yes Round to nearest even: Yes Round to zero: Yes Round to +ve and infinity: Yes IEEE754-2008 fused multiply-add: Yes Cache type: Read/Write Cache line size: 64 Cache size: 32768 Global memory size: 25753026560 Constant buffer size: 21890072576 Max number of constant args: 8 Local memory type: Scratchpad Local memory size: 65536 Max pipe arguments: 16 Max pipe active reservations: 16 Max pipe packet size: 415236096 Max global variable size: 21890072576 Max global variable preferred total size: 25753026560 Max read/write image args: 64 Max on device events: 1024 Queue on device max size: 8388608 Max on device queues: 1 Queue on device preferred size: 262144 SVM capabilities: Coarse grain buffer: Yes Fine grain buffer: Yes Fine grain system: No Atomics: No Preferred platform atomic alignment: 0 Preferred global atomic alignment: 0 Preferred local atomic alignment: 0 Kernel Preferred work group size multiple: 32 Error correction support: 0 Unified memory for Host and Device: 0 Profiling timer resolution: 1 Device endianess: Little Available: Yes Compiler available: Yes Execution capabilities: Execute OpenCL kernels: Yes Execute native function: No Queue on Host properties: Out-of-Order: No Profiling : Yes Queue on Device properties: Out-of-Order: Yes Profiling : Yes Platform ID: 0x7f1ae3ff0eb0 Name: gfx1100 Vendor: Advanced Micro Devices, Inc. Device OpenCL C version: OpenCL C 2.0 Driver version: 3513.0 (HSA1.1,LC) Profile: FULL_PROFILE Version: OpenCL 2.0 Extensions: cl_khr_fp64 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_3d_image_writes cl_khr_byte_addressable_store cl_khr_fp16 cl_khr_gl_sharing cl_amd_device_attribute_query cl_amd_media_ops cl_amd_media_ops2 cl_khr_image2d_from_buffer cl_khr_subgroups cl_khr_depth_images cl_amd_copy_buffer_p2p cl_amd_assembly_program
Measure speed.
sudo apt install clpeak
clpeak
returns:
Platform: AMD Accelerated Parallel Processing
Device: gfx1100
Driver version : 3513.0 (HSA1.1,LC) (Linux x64)
Compute units : 48
Clock frequency : 3220 MHz
Global memory bandwidth (GBPS)
float : 742.69
float2 : 790.45
float4 : 825.86
float8 : 857.23
float16 : 878.19
Single-precision compute (GFLOPS)
float : 34058.41
float2 : 34472.16
float4 : 34262.00
float8 : 34510.05
float16 : 32940.55
Half-precision compute (GFLOPS)
half : 34022.91
half2 : 65896.89
half4 : 66729.46
half8 : 62740.96
half16 : 64157.85
Double-precision compute (GFLOPS)
double : 1190.26
double2 : 1188.94
double4 : 1186.53
double8 : 1180.77
double16 : 1148.82
Integer compute (GIOPS)
int : 8555.43
int2 : 8381.68
int4 : 8347.36
int8 : 8427.74
int16 : 8431.46
Transfer bandwidth (GBPS)
enqueueWriteBuffer : 18.65
enqueueReadBuffer : 17.34
enqueueMapBuffer(for read) : 233422.14
memcpy from mapped ptr : 19.16
enqueueUnmap(after write) : 360921.62
memcpy to mapped ptr : 18.79
Kernel launch latency : 13.96 us
glxinfo shows information about the OpenGL and GLX implementations running on a given X display.
sudo apt update sudo apt install mesa-utils glxinfo -B
returns:
name of display: :0 display: :0 screen: 0 direct rendering: Yes Extended renderer info (GLX_MESA_query_renderer): Vendor: AMD (0x1002) Device: Radeon RX 7900 XTX (gfx1100, LLVM 15.0.3, DRM 3.48, 5.19.0-43-generic) (0x744c) Version: 22.3.0 Accelerated: yes Video memory: 24576MB Unified memory: no Preferred profile: core (0x1) Max core profile version: 4.6 Max compat profile version: 4.6 Max GLES1 profile version: 1.1 Max GLES[23] profile version: 3.2 Memory info (GL_ATI_meminfo): VBO free memory - total: 23811 MB, largest block: 23811 MB VBO free aux. memory - total: 32053 MB, largest block: 32053 MB Texture free memory - total: 23811 MB, largest block: 23811 MB Texture free aux. memory - total: 32053 MB, largest block: 32053 MB Renderbuffer free memory - total: 23811 MB, largest block: 23811 MB Renderbuffer free aux. memory - total: 32053 MB, largest block: 32053 MB Memory info (GL_NVX_gpu_memory_info): Dedicated video memory: 24576 MB Total available memory: 56703 MB Currently available dedicated video memory: 23811 MB OpenGL vendor string: AMD OpenGL renderer string: Radeon RX 7900 XTX (gfx1100, LLVM 15.0.3, DRM 3.48, 5.19.0-43-generic) OpenGL core profile version string: 4.6 (Core Profile) Mesa 22.3.0-devel OpenGL core profile shading language version string: 4.60 OpenGL core profile context flags: (none) OpenGL core profile profile mask: core profile OpenGL version string: 4.6 (Compatibility Profile) Mesa 22.3.0-devel OpenGL shading language version string: 4.60 OpenGL context flags: (none) OpenGL profile mask: compatibility profile OpenGL ES profile version string: OpenGL ES 3.2 Mesa 22.3.0-devel OpenGL ES profile shading language version string: OpenGL ES GLSL ES 3.20
A tool to view Radeon GPU utilization, both for the total activity percent and individual blocks.
sudo apt install radeontop
radeontop