桌面显卡天梯图:
http://www.mydrivers.com/zhuanti/tianti/gpu/index.html
NVIDIA显卡:百度百科
https://jingyan.baidu.com/article/adc8151387bbeaf723bf73c0.html
天梯图2017:
http://m.xitongcheng.com/jiaocheng/dnrj_article_35517.html