Mouais, moyennement, mais j'ai une machine de course 🙂
$ clpeak
DRM_IOCTL_I915_GEM_APERTURE failed: No such file or directory
Assuming 131072kB available aperture size.
May lead to reduced performance or incorrect rendering.
get chip id failed: -1 [22]
param: 4, val: 0
DRM_IOCTL_I915_GEM_APERTURE failed: No such file or directory
Assuming 131072kB available aperture size.
May lead to reduced performance or incorrect rendering.
get chip id failed: -1 [22]
param: 4, val: 0
cl_get_gt_device(): error, unknown device: 0
DRM_IOCTL_I915_GEM_APERTURE failed: No such file or directory
Assuming 131072kB available aperture size.
May lead to reduced performance or incorrect rendering.
get chip id failed: -1 [22]
param: 4, val: 0
DRM_IOCTL_I915_GEM_APERTURE failed: No such file or directory
Assuming 131072kB available aperture size.
May lead to reduced performance or incorrect rendering.
get chip id failed: -1 [22]
param: 4, val: 0
cl_get_gt_device(): error, unknown device: 0
Platform: Clover
Device: AMD CAICOS (DRM 2.50.0 / 4.16.0-300.fc28.x86_64, LLVM 6.0.0)
Driver version : 18.0.0 (Linux x64)
Compute units : 2
Clock frequency : 650 MHz
Global memory bandwidth (GBPS)
float : 5.58
float2 : 8.30
float4 : 8.48
float8 : 5.45
float16 : 1.11
Single-precision compute (GFLOPS)
float : 41.22
float2 : 80.60
float4 : 84.66
float8 : 92.20
float16 : 115.90
No half precision support! Skipped
No double precision support! Skipped
Integer compute (GIOPS)
int : 20.54
int2 : 40.46
int4 : 40.11
int8 : 40.21
int16 : 39.73
Transfer bandwidth (GBPS)
enqueueWriteBuffer : 5.23
enqueueReadBuffer : 1.17
enqueueMapBuffer(for read) : 1.96
memcpy from mapped ptr : 2.88
enqueueUnmap(after write) : 2905.15
memcpy to mapped ptr : 2.29
Kernel launch latency : 184.87 us
Platform: Portable Computing Language
Device: pthread-Intel(R) Core(TM)2 Duo CPU E6750 @ 2.66GHz
Driver version : 1.1 (Linux x64)
Compute units : 2
Clock frequency : 2664 MHz
Global memory bandwidth (GBPS)
float : 4.54
float2 : 4.34
float4 : 4.29
float8 : 4.54
float16 : 4.58
Single-precision compute (GFLOPS)
float : 6.03
float2 : 2.97
float4 : 6.06
float8 : 11.41
float16 : 21.64
No half precision support! Skipped
Double-precision compute (GFLOPS)
double : 2.63
double2 : 2.58
double4 : 5.26
double8 : 10.39
double16 : 2.94
Integer compute (GIOPS)
int : 2.61
int2 : 1.70
int4 : 2.61
int8 : 5.15
int16 : 7.78
Transfer bandwidth (GBPS)
enqueueWriteBuffer : 5.22
enqueueReadBuffer : 2.74
enqueueMapBuffer(for read) : 12543.71
memcpy from mapped ptr : 2.71
enqueueUnmap(after write) : 14278.48
memcpy to mapped ptr : 2.72
Kernel launch latency : 10.26 us
Platform: Intel Gen OCL Driver
DRM_IOCTL_I915_GEM_APERTURE failed: No such file or directory
Assuming 131072kB available aperture size.
May lead to reduced performance or incorrect rendering.
get chip id failed: -1 [22]
param: 4, val: 0
cl_get_gt_device(): error, unknown device: 0
clCreateContextFromType (-1)
(et après ça a fait se crasher firefox ^^)