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C6678 FFT



您好!

      我用论坛提供的FFT程序(网址http://www.deyisupport.com/question_answer/dsp_arm/c6000_multicore/f/53/t/12423.aspx)

在6678evm上8核跑1024K的FFT程序,输出时间为74ms左右,而论坛提供的官方数据显示同样的情况下只需6.403ms,

相差十几倍,请问是什么原因造成的,是官方数据有问题还是我程序运行的环境有问题?

      谢谢!