Install cuda7.5 in ubuntu14.04

1. down cuda

https://developer.nvidia.com/cuda-downloads choose deb

2. install

Please run sudo dpkg -i xxxcuda.deb in terminal
Please run sudo apt-get update

3. install sample

/usr/local/cuda/sample run ‘make’

4. test

add /usr/local/cuda/lib64
/usr/local/cuda/lib
in /etc/ld.so.conf.d/cuda.conf

./deviceQuery Starting... CUDA Device Query (Runtime API) version (CUDART static linking)Detected 1 CUDA Capable device(s)Device 0: "GeForce GTX 670"  CUDA Driver Version / Runtime Version          6.5 / 6.5  CUDA Capability Major/Minor version number:    3.0  Total amount of global memory:                 4095 MBytes (4294246400 bytes)  ( 7) Multiprocessors, (192) CUDA Cores/MP:     1344 CUDA Cores  GPU Clock rate:                                1098 MHz (1.10 GHz)  Memory Clock rate:                             3105 Mhz  Memory Bus Width:                              256-bit  L2 Cache Size:                                 524288 bytes  Maximum Texture Dimension Size (x,y,z)         1D=(65536), 2D=(65536, 65536), 3D=(4096, 4096, 4096)  Maximum Layered 1D Texture Size, (num) layers  1D=(16384), 2048 layers  Maximum Layered 2D Texture Size, (num) layers  2D=(16384, 16384), 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:  2048  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 1 copy engine(s)  Run time limit on kernels:                     Yes  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 PCI Bus ID / PCI location ID:           1 / 0  Compute Mode:     < Default (multiple host threads can use ::cudaSetDevice() with device simultaneously) >deviceQuery, CUDA Driver = CUDART, CUDA Driver Version = 6.5, CUDA Runtime Version = 6.5, NumDevs = 1, Device0 = GeForce GTX 670Result = PASS