And Metal dramatically reduced that CPU time, giving it back to your application.

而 Metal 会大幅减少 CPU 时间，把时间还给你的应用。

And in this example using Metal argument buffers, we reduced the CPU time required for our draw calls by more than 10x.

在这个用到 Metal 参数缓冲区的例子中，我们减少了绘制调用所需的CPU 时间多达十倍。