拿来研究深度学习，12g显存，有风扇，才1000块钱。性能和gtx980差不多吧？双精度浮点数很强悍

几款科学计算显卡对比（GTX Titan X、GTX 980、Tesla K40 K80 及quadro K4200）

https://blog.csdn.net/dataastron/article/details/77941619

TFLOPS 比较
                                       单精度single          双精度double
    GTX Titan x ：     7                                  0.2
    GTX 980      ：        4.6                        0.15
    Tesla K80    ：      8.74                            2.91
    Tesla K40    ：      4.29                      1.43
    K4200         ：       2.0




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