Dual SLI Nvidia 970

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Patrick L Francis

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Joined: 8 Aug 16
Posts: 2
United States
Message 71309 - Posted: 8 Aug 2016, 12:41:02 UTC
Last modified: 8 Aug 2016, 12:45:05 UTC

Two Dual SLI boxes side-by-side "No Usable GPUs Found" ... both boxes Windows 10 64bit... here is clinfo:


H:\CLI_INFO\clinfo>clinfo.exe
Number of platforms: 1
Platform Profile: FULL_PROFILE
Platform Version: OpenCL 1.2 CUDA 8.0.0
Platform Name: NVIDIA CUDA
Platform Vendor: NVIDIA Corporation
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_fp64 cl_khr_byte_addressable_store cl_khr_icd cl_khr_gl_sharing cl_nv_compiler_options cl_nv_device_attribute_query cl_nv_pragma_unroll cl_nv_d3d10_sharing cl_khr_d3d10_sharing cl_nv_d3d11_sharing cl_nv_copy_opts


Platform Name: NVIDIA CUDA
Number of devices: 2
Device Type: CL_DEVICE_TYPE_GPU
Device ID: 4318
Max compute units: 13
Max work items dimensions: 3
Max work items[0]: 1024
Max work items[1]: 1024
Max work items[2]: 64
Max work group size: 1024
Preferred vector width char: 1
Preferred vector width short: 1
Preferred vector width int: 1
Preferred vector width long: 1
Preferred vector width float: 1
Preferred vector width double: 1
Max clock frequency: 1177Mhz
Address bits: 14757395255531667488
Max memory allocation: 1073741824
Image support: Yes
Max number of images read arguments: 256
Max number of images write arguments: 16
Max image 2D width: 16384
Max image 2D height: 16384
Max image 3D width: 4096
Max image 3D height: 4096
Max image 3D depth: 4096
Max samplers within kernel: 32
Max size of kernel argument: 4352
Alignment (bits) of base address: 4096
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: 128
Cache size: 212992
Global memory size: 4294967296
Constant buffer size: 65536
Max number of constant args: 9
Local memory type: Scratchpad
Local memory size: 49152
Error correction support: 0
Profiling timer resolution: 1000
Device endianess: Little
Available: Yes
Compiler available: Yes
Execution capabilities:
Execute OpenCL kernels: Yes
Execute native function: No
Queue properties:
Out-of-Order: Yes
Profiling : Yes
Platform ID: 01228BF0
Name: GeForce GTX 970
Vendor: NVIDIA Corporation
Driver version: 368.81
Profile: FULL_PROFILE
Version: OpenCL 1.2 CUDA
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_fp64 cl_khr_byte_addressable_store cl_khr_icd cl_khr_gl_sharing cl_nv_compiler_options cl_nv_device_attribute_query cl_nv_pragma_unroll cl_nv_d3d10_sharing cl_khr_d3d10_sharing cl_nv_d3d11_sharing cl_nv_copy_opts


Device Type: CL_DEVICE_TYPE_GPU
Device ID: 4318
Max compute units: 13
Max work items dimensions: 3
Max work items[0]: 1024
Max work items[1]: 1024
Max work items[2]: 64
Max work group size: 1024
Preferred vector width char: 1
Preferred vector width short: 1
Preferred vector width int: 1
Preferred vector width long: 1
Preferred vector width float: 1
Preferred vector width double: 1
Max clock frequency: 1177Mhz
Address bits: 14757395255531667488
Max memory allocation: 1073741824
Image support: Yes
Max number of images read arguments: 256
Max number of images write arguments: 16
Max image 2D width: 16384
Max image 2D height: 16384
Max image 3D width: 4096
Max image 3D height: 4096
Max image 3D depth: 4096
Max samplers within kernel: 32
Max size of kernel argument: 4352
Alignment (bits) of base address: 4096
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: 128
Cache size: 212992
Global memory size: 4294967296
Constant buffer size: 65536
Max number of constant args: 9
Local memory type: Scratchpad
Local memory size: 49152
Error correction support: 0
Profiling timer resolution: 1000
Device endianess: Little
Available: Yes
Compiler available: Yes
Execution capabilities:
Execute OpenCL kernels: Yes
Execute native function: No
Queue properties:
Out-of-Order: Yes
Profiling : Yes
Platform ID: 01228BF0
Name: GeForce GTX 970
Vendor: NVIDIA Corporation
Driver version: 368.81
Profile: FULL_PROFILE
Version: OpenCL 1.2 CUDA
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_fp64 cl_khr_byte_addressable_store cl_khr_icd cl_khr_gl_sharing cl_nv_compiler_options cl_nv_device_attribute_query cl_nv_pragma_unroll cl_nv_d3d10_sharing cl_khr_d3d10_sharing cl_nv_d3d11_sharing cl_nv_copy_opts



H:\CLI_INFO\clinfo>

--edit.. here is boinc event log as well--
8/8/2016 8:24:40 AM | | cc_config.xml not found - using defaults
8/8/2016 8:24:40 AM | | Starting BOINC client version 7.6.22 for windows_x86_64
8/8/2016 8:24:40 AM | | log flags: file_xfer, sched_ops, task
8/8/2016 8:24:41 AM | | Libraries: libcurl/7.45.0 OpenSSL/1.0.2d zlib/1.2.8
8/8/2016 8:24:41 AM | | Running as a daemon (GPU computing disabled)
8/8/2016 8:24:41 AM | | Data directory: H:\boinc
8/8/2016 8:24:41 AM | | Running under account boinc_master
8/8/2016 8:24:41 AM | | No usable GPUs found
8/8/2016 8:24:41 AM | | Host name: Patrick-A51-2
8/8/2016 8:24:41 AM | | Processor: 16 GenuineIntel Intel(R) Core(TM) i7-5960X CPU @ 3.00GHz [Family 6 Model 63 Stepping 2]
8/8/2016 8:24:41 AM | | Processor features: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss htt tm pni ssse3 fma cx16 sse4_1 sse4_2 movebe popcnt aes f16c rdrandsyscall nx lm avx avx2 vmx tm2 dca pbe fsgsbase bmi1 smep bmi2
8/8/2016 8:24:41 AM | | OS: Microsoft Windows 10: Professional x64 Edition, (10.00.10586.00)
8/8/2016 8:24:41 AM | | Memory: 31.89 GB physical, 63.89 GB virtual
8/8/2016 8:24:41 AM | | Disk: 3.64 TB total, 2.88 TB free
8/8/2016 8:24:41 AM | | Local time is UTC -4 hours

...
..
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ID: 71309 · Report as offensive
Profile Jord
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Joined: 29 Aug 05
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Message 71310 - Posted: 8 Aug 2016, 13:15:31 UTC - in response to Message 71309.  


8/8/2016 8:24:41 AM | | Running as a daemon (GPU computing disabled)
8/8/2016 8:24:41 AM | | Data directory: H:\boinc
8/8/2016 8:24:41 AM | | Running under account boinc_master
8/8/2016 8:24:41 AM | | No usable GPUs

There's your problem, you have BOINC installed as a service, which separates the drivers from the user account. Solution: uninstall BOINC through Uninstall a program, reinstall it, then in the installer, in the third screen click Advanced, uncheck "Service Install", click OK.
ID: 71310 · Report as offensive
Patrick L Francis

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Joined: 8 Aug 16
Posts: 2
United States
Message 71311 - Posted: 8 Aug 2016, 13:29:55 UTC - in response to Message 71310.  
Last modified: 8 Aug 2016, 13:30:11 UTC

Thank you @jord... 2 Nvidia cards now churning away... six more to go :)

8/8/2016 9:28:02 AM | | Starting BOINC client version 7.6.22 for windows_x86_64
8/8/2016 9:28:02 AM | | log flags: file_xfer, sched_ops, task
8/8/2016 9:28:02 AM | | Libraries: libcurl/7.45.0 OpenSSL/1.0.2d zlib/1.2.8
8/8/2016 9:28:02 AM | | Data directory: H:\boinc
8/8/2016 9:28:02 AM | | Running under account Patrick
8/8/2016 9:28:03 AM | | CUDA: NVIDIA GPU 0: GeForce GTX 970 (driver version 368.81, CUDA version 8.0, compute capability 5.2, 4096MB, 3304MB available, 3919 GFLOPS peak)
8/8/2016 9:28:03 AM | | CUDA: NVIDIA GPU 1: GeForce GTX 970 (driver version 368.81, CUDA version 8.0, compute capability 5.2, 4096MB, 3304MB available, 3919 GFLOPS peak)
8/8/2016 9:28:03 AM | | OpenCL: NVIDIA GPU 0: GeForce GTX 970 (driver version 368.81, device version OpenCL 1.2 CUDA, 4096MB, 3304MB available, 3919 GFLOPS peak)
8/8/2016 9:28:03 AM | | OpenCL: NVIDIA GPU 1: GeForce GTX 970 (driver version 368.81, device version OpenCL 1.2 CUDA, 4096MB, 3304MB available, 3919 GFLOPS peak)
8/8/2016 9:28:03 AM | | Host name: Patrick-A51-2
8/8/2016 9:28:03 AM | | Processor: 16 GenuineIntel Intel(R) Core(TM) i7-5960X CPU @ 3.00GHz [Family 6 Model 63 Stepping 2]
8/8/2016 9:28:03 AM | | Processor features: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss htt tm pni ssse3 fma cx16 sse4_1 sse4_2 movebe popcnt aes f16c rdrandsyscall nx lm avx avx2 vmx tm2 dca pbe fsgsbase bmi1 smep bmi2
8/8/2016 9:28:03 AM | | OS: Microsoft Windows 10: Professional x64 Edition, (10.00.10586.00)
8/8/2016 9:28:03 AM | | Memory: 31.89 GB physical, 63.89 GB virtual
8/8/2016 9:28:03 AM | | Disk: 3.64 TB total, 2.88 TB free
8/8/2016 9:28:03 AM | | Local time is UTC -4 hours
ID: 71311 · Report as offensive

Message boards : GPUs : Dual SLI Nvidia 970

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