ATi/nVIDIA爆发H.264口水仗

P2MM
2005年06月25日 02:44
0

根据Theinq报道，ATi已经展示新一代R520图形芯片的H.264视频解码性能，在R520 H.264硬件加速解码下，处理器的占用率是30%，但是如果单纯依靠CPU解码，处理器的占用率完全是100%。ATi R520有专门的shader管线负责H.264硬件加速解码。nVIDIA宣称Geforce 7800GTX甚至是更老的显示卡都可以进行H.264硬件加速解码，但是需要驱动程序的配合，nVIDIA宣称开启硬件加速之后，处理器的占用率同样降低到30%。

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