IDF2002系列报道7：Intel发布Mobile MMX指令集-快科技-科技改变生活

IDF2002系列报道7：Intel发布Mobile MMX指令集

P兔毛毛
2002年09月11日 09:42
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Intel在今天的IDF2002秋季大会上正式推出Mobile MMX指令集技术，和Intel为桌面PC引入的MMX技术相比，Mobile MMX指令集添加了部分来自于SSE指令集的指令，Mobile MMX是一个64-bit的SIMD指令集，具有全部的MMX指令和部分来自于SSE的指令，另外设计了一些为PCA设备准备的指令。

Intel这次推出的Mobile MMX指令集将用在个人手持便携设备，如PDA、掌上电脑等等，用来取代专门的视频音频DSP，配合Intel最新的Xscale 处理器，可以使得便携设备的MPEG4回放速度从57提升到91fps。

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