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cudaã«é–¢ã™ã‚‹zyxwvã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (4)

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CPUã¨GPUã®ãƒžãƒ«ãƒã‚¹ãƒ¬ãƒƒãƒ‡ã‚£ãƒ³ã‚°ã®é•ã„ã«ã¤ã„ã¦ - arutema47's blog
"Locality is efficiency, Efficiency is power, Power is performance, Performance is King", Bill Dally ãƒžãƒ«ãƒã‚¹ãƒ¬ãƒƒãƒ‡ã‚£ãƒ³ã‚°ã¨ã¯ï¼Ÿ CPUã¨GPUã®ãƒžãƒ«ãƒã‚¹ãƒ¬ãƒƒãƒ‡ã‚£ãƒ³ã‚°ã®é•ã„ã‚’ãƒ–ãƒã‚°ã«ã¾ã¨ã‚ã¦ã„ãŸã‘ã©ä¾‹ã«ã‚ˆã£ã¦èª°ã‚‚èˆˆå‘³ãªã•ãã†â€” arutema47 (@arutema47) 2021å¹´8æœˆ16æ—¥ ã¤ã¶ã‚„ã„ãŸã‚‰èªã¿ãŸã„æ–¹ãŒå¤šãã†ã ã£ãŸã®ã§å®Œæˆã•ã›ã¾ã—ãŸã€‚ ãƒžãƒ«ãƒã‚¹ãƒ¬ãƒƒãƒ‡ã‚£ãƒ³ã‚°ã¨ã¯ãƒ¡ãƒ¢ãƒªé…å»¶ã‚’éš è”½ã—ã‚¹ãƒ«ãƒ¼ãƒ—ãƒƒãƒˆã‚’ä¸Šã’ã‚‹ãƒãƒ¼ãƒ‰ã‚¦ã‚§ã‚¢ã®ãƒ†ã‚¯ãƒ‹ãƒƒã‚¯ã§ã™ã€‚ ãŸã CPUã¨GPUã§ä½¿ã‚ã‚Œæ–¹ãŒã‹ãªã‚Šç•°ãªã‚‹ãŸã‚ã€ãã®é•ã„ã«ã¤ã„ã¦è€ƒãˆã¦ã¿ã‚‹è¨˜äº‹ã§ã™ã€‚ ï¼ˆSIMDã«ã¤ã„ã¦ä¸¦åˆ—ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã®è¦³ç‚¹ã‹ã‚‰è§¦ã‚Œã‚‹ã¹ãã§ã—ãŸãŒã€æ™‚é–“ç„¡ã„ãƒžãƒ«ãƒã‚¹ãƒ¬ãƒƒãƒ‡ã‚£ãƒ³ã‚°ã«æ³¨ç›®ã™ã‚‹ãŸã‚åˆç‰ˆã§ã¯çœãã¾ã—ãŸã€‚ï¼‰ æœ¬è¨˜äº‹ã«ã¤ã„ã¦ æœ¬è¨˜äº‹ã¯CPUã¨G
zyxwv 2022/02/11
GPU ã®ã‚³ã‚¢æ•°ã¨ã‚¹ãƒ¬ãƒƒãƒ‰æ•°ã®é•ã„ã€‚ã‚¹ãƒ¬ãƒƒãƒ‰æ•°ã¯ã‚³ã‚¢1ã¤ãŒåŒæ™‚ã«æµã›ã‚‹å‡¦ç†ã®æ•°ã€‚ãƒ¡ãƒ¢ãƒªIOå¾…ã¡ã«ãªã£ãŸã‚¹ãƒ¬ãƒƒãƒ‰ã¯ã™ãã«åˆ‡ã‚Šæ›¿ãˆã¦ã‚³ã‚¢ã®ä½¿ç”¨çŽ‡ã‚’æœ€å¤§ã«ã™ã‚‹ã€‚

gpu

cpu

cuda

hardware
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Compiling a basic OpenCV + Cuda program on linux
zyxwv 2016/05/06
pkg-config ã§ã‚ªãƒ—ã‚·ãƒ§ãƒ³ãŒæŒ‡å®šã§ãã‚‹ â€œg++ threshold.cpp -o threshold `pkg-config --cflags --libs opencv` -lopencv_gpu â€

opencv

cuda
ãƒªãƒ³ã‚¯
CUDAã®ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ãƒ‘ã‚¹ã¾ã¨ã‚ - Qiita
ãƒã‚¤ãƒ³ãƒˆ CUDA Linuxã¯/usr/local/cudaã«ã‚ã‚‹ã‚‚ã®ã¨æ€ãˆã°è‰¯ã„ã€‚lib64ãªã®ã«æ³¨æ„ã€‚libcuda.soã¯/usr/lib64ã«å…¥ã‚‹ãŒã€ã“ã‚Œã¯æœ€åˆã‹ã‚‰æŽ¢ã—ã¦ãã‚Œã‚‹ Macã‚‚/usr/local/cudaã«ã‚·ãƒ³ãƒœãƒªãƒƒã‚¯ãƒªãƒ³ã‚¯ãŒè²¼ã‚‰ã‚Œã‚‹ã®ã¨ã€libcuda.dylibã¯ã“ã“ã«å…¥ã‚‹ã€‚libãªã®ã«æ³¨æ„ cuDNN v2ã¯ãƒ•ãƒ©ãƒƒãƒˆã«ãªã‚‹ã€‚ v3ã¯CUDAã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªæ§‹æˆã‚’æ„è˜ã—ãŸä½œã‚Šã«ãªã£ã¦ã„ã‚‹ CUDA 7.5 Ubuntu 14.04 [Linux] -> [x86_64] -> [Ubuntu] -> [14.04] -> [deb(loca)] cuda-repo-ubuntu1404-7-5-local_7.5-18_amd64.deb + usr + lib64 | + libcuda.so + local + cuda --> cuda-7.5 + cuda-
zyxwv 2016/01/04
cuDNN ã®ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«å…ˆ

deep learning

chainer

cuda
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GPGPUï¼ˆGPUãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°æ¦‚è¦ï¼‰
ãƒ›ã‚¹ãƒˆå´ã¨GPUãƒœãƒ¼ãƒ‰ã¯ PCI ãƒã‚¹ã‚’é€šã—ã¦ãƒ‡ãƒ¼ã‚¿ã®äº¤æ›ã‚’è¡Œã„ã¾ã™ã€‚ GPUå†…ã«è»¢é€é€Ÿåº¦ã¯éžå¸¸ã«é€Ÿã„ãŒã€ãƒ¡ãƒ¢ãƒªãƒ»ã‚¢ã‚¯ã‚»ã‚¹ã®é…å»¶ï¼ˆãƒ¬ã‚¤ãƒ†ãƒ³ã‚·ï¼‰ã®å¤§ããªã€Œãƒ‡ãƒã‚¤ã‚¹ãƒ¡ãƒ¢ãƒªã€ã‚’æœ‰ã—ã¾ã™ã€‚ç¾åœ¨ã®å®Ÿè£…ã§ã¯ã€æ•° GB ã‚ªãƒ¼ãƒ€ãƒ¼ã®å®¹é‡ã‚’æœ‰ã—ã¾ã™ã€‚ ãƒ‡ãƒã‚¤ã‚¹ãƒ¡ãƒ¢ãƒªã¨GPUã®æ¼”ç®—è£…ç½®ï¼ˆã€ŒStreaming Multiprocessor (SM)ã€ã¨è¨€ã†ã€‚ã‚ã‚‹ã„ã¯å˜ã« Multiprocessor ã¨è¨€ã†ã“ã¨ã‚‚ã‚ã‚‹ã€‚ï¼‰ã®é–“ã«ã€ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã§ç®¡ç†ã§ãã‚‹ã‚ãƒ£ãƒƒã‚·ãƒ¥(Shared Memory)ã¨ãƒãƒ¼ãƒ‰ã‚¦ã‚§ã‚¢ã§åˆ¶å¾¡ã§ãã‚‹ L1/L2ã‚ãƒ£ãƒƒã‚·ãƒ¥ï¼ˆFermiä»¥é™ï¼‰ãŒå˜åœ¨ã™ã‚‹ã€‚ Streaming Multiprocessor (SM) ã¯ã€æ¼”ç®—å™¨ã®é›†ã¾ã‚Šï¼ˆã‚¯ãƒ©ã‚¹ã‚¿ï¼‰ã§ã‚ã‚Šã€ã“ã®æ¼”ç®—å™¨ã®æœ€å°å˜ä½ã¯ã€Streaming Processorï¼ˆSPï¼‰ã€ã‚ã‚‹ã„ã¯ CUDA coreã¨ç§°ã•ã‚Œã‚‹ã€‚ä¸€ã¤ã® SM ã®ä¸ã« 8å€‹ã® SP
zyxwv 2015/07/01
gpu

cuda

nvidia
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CPUã¨GPUã®ãƒžãƒ«ãƒã‚¹ãƒ¬ãƒƒãƒ‡ã‚£ãƒ³ã‚°ã®é•ã„ã«ã¤ã„ã¦ - arutema47's blog

Compiling a basic OpenCV + Cuda program on linux

CUDAã®ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ãƒ‘ã‚¹ã¾ã¨ã‚ - Qiita

GPGPUï¼ˆGPUãƒ—ãƒ­ã‚°ãƒ©ãƒŸãƒ³ã‚°æ¦‚è¦ï¼‰

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CPUã¨GPUã®ãƒžãƒ«ãƒã‚¹ãƒ¬ãƒƒãƒ‡ã‚£ãƒ³ã‚°ã®é•ã„ã«ã¤ã„ã¦ - arutema47's blog

CUDAã®ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ãƒ‘ã‚¹ã¾ã¨ã‚ - Qiita

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