They're consistently under utilized by something like 40 percent.

它们一直没有得到充分利用，大约只用了40%。

Often of old, under utilized, industrial land that opened up the capacity to develop all sorts of new areas.

通常，这些旧的，未得到充分利用的工业用地开启了各种新区域发展的潜力。

This results in reserving the same amount of memory for every task based on the needs of the single most demanding task, which means the GPU is under utilized especially with complex programs.

其结果就是根据需求最高的单个任务，为所有任务预留相同的内存量，这会造成 GPU 的利用率不足，特别是在运行复杂的程序时。