IBM，Power5处理器性能强过Power4四倍-快科技-科技改变生活

IBM，Power5处理器性能强过Power4四倍

驱动之家
2003年06月30日 10:44
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IBM今天表示旗下新一代Power5处理器已经拿出样品，IBM

表示Power5处理器的性能是Power4的四倍。Power5处理器

预定在2004年正式发布，Power5处理器和之前的Power4处理器一样，也具备双处理器内核，Power5处理器的双处理器内核，4个Power5处理器组成1个处理单元。Power5处理器支持IBM的超线程－multi-threading (SMT)技术。每个Power5处理器都有独立的内存控制器，和集成在处理单元当中的三级缓存进行数据交换，同时Power5处理器每个处理器内核都有自己的二级缓存。Power5处理器采用0.15微米制程，出货速度1.4-2GHz。

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