linux nvidia信息,linux nvidia 获取显卡信息

摘要

使用deviceQuery获取显卡信息

环境

Linux、nvidia、cuda

命令

/usr/local/cuda/extras/demo_suite/deviceQuery

CUDA Device Query (Runtime API) version (CUDART static linking)

Detected 2 CUDA Capable device(s)

Device 0: "GeForce RTX 2080 Ti"

CUDA Driver Version / Runtime Version 10.1 / 10.1

CUDA Capability Major/Minor version number: 7.5

Total amount of global memory: 11019 MBytes (11554717696 bytes)

(68) Multiprocessors, ( 64) CUDA Cores/MP: 4352 CUDA Cores

GPU Max Clock rate: 1545 MHz (1.54 GHz)

Memory Clock rate: 7000 Mhz

Memory Bus Width: 352-bit

L2 Cache Size: 5767168 bytes

Maximum Texture Dimension Size (x,y,z) 1D=(131072), 2D=(131072, 65536), 3D=(16384, 16384, 16384)

Maximum Layered 1D Texture Size, (num) layers 1D=(32768), 2048 layers

Maximum Layered 2D Texture Size, (num) layers 2D=(32768, 32768), 2048 layers

Total amount of constant memory: 65536 bytes

Total amount of shared memory per block: 49152 bytes

Total number of registers available per block: 65536

Warp size: 32

Maximum number of threads per multiprocessor: 1024

Maximum number of threads per block: 1024

Max dimension size of a thread block (x,y,z): (1024, 1024, 64)

Max dimension size of a grid size (x,y,z): (2147483647, 65535, 65535)

Maximum memory pitch: 2147483647 bytes

Texture alignment: 512 bytes

Concurrent copy and kernel execution: Yes with 3 copy engine(s)

Run time limit on kernels: No

Integrated GPU sharing Host Memory: No

Support host page-locked memory mapping: Yes

Alignment requirement for Surfaces: Yes

Device has ECC support: Disabled

Device supports Unified Addressing (UVA): Yes

Device supports Compute Preemption: Yes

Supports Cooperative Kernel Launch: Yes

Supports MultiDevice Co-op Kernel Launch: Yes

Device PCI Domain ID / Bus ID / location ID: 0 / 1 / 0

Compute Mode:

< Default (multiple host threads can use ::cudaSetDevice() with device simultaneously) >

Device 1: "GeForce RTX 2080 Ti"

CUDA Driver Version / Runtime Version 10.1 / 10.1

CUDA Capability Major/Minor version number: 7.5

Total amount of global memory: 11019 MBytes (11554717696 bytes)

(68) Multiprocessors, ( 64) CUDA Cores/MP: 4352 CUDA Cores

GPU Max Clock rate: 1545 MHz (1.54 GHz)

Memory Clock rate: 7000 Mhz

Memory Bus Width: 352-bit

L2 Cache Size: 5767168 bytes

Maximum Texture Dimension Size (x,y,z) 1D=(131072), 2D=(131072, 65536), 3D=(16384, 16384, 16384)

Maximum Layered 1D Texture Size, (num) layers 1D=(32768), 2048 layers

Maximum Layered 2D Texture Size, (num) layers 2D=(32768, 32768), 2048 layers

Total amount of constant memory: 65536 bytes

Total amount of shared memory per block: 49152 bytes

Total number of registers available per block: 65536

Warp size: 32

Maximum number of threads per multiprocessor: 1024

Maximum number of threads per block: 1024

Max dimension size of a thread block (x,y,z): (1024, 1024, 64)

Max dimension size of a grid size (x,y,z): (2147483647, 65535, 65535)

Maximum memory pitch: 2147483647 bytes

Texture alignment: 512 bytes

Concurrent copy and kernel execution: Yes with 3 copy engine(s)

Run time limit on kernels: No

Integrated GPU sharing Host Memory: No

Support host page-locked memory mapping: Yes

Alignment requirement for Surfaces: Yes

Device has ECC support: Disabled

Device supports Unified Addressing (UVA): Yes

Device supports Compute Preemption: Yes

Supports Cooperative Kernel Launch: Yes

Supports MultiDevice Co-op Kernel Launch: Yes

Device PCI Domain ID / Bus ID / location ID: 0 / 2 / 0

Compute Mode:

< Default (multiple host threads can use ::cudaSetDevice() with device simultaneously) >

> Peer access from GeForce RTX 2080 Ti (GPU0) -> GeForce RTX 2080 Ti (GPU1) : Yes

> Peer access from GeForce RTX 2080 Ti (GPU1) -> GeForce RTX 2080 Ti (GPU0) : Yes

deviceQuery, CUDA Driver = CUDART, CUDA Driver Version = 10.1, CUDA Runtime Version = 10.1, NumDevs = 2

源码

https://github.com/NVIDIA/cuda-samples/tree/master/Samples/deviceQuery

编译

/usr/local/cuda/bin/nvcc deviceQuery.cpp -I /usr/local/cuda/samples/common/inc/ -o deviceQuery

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