4小时高清摄录 SanDisk HD Video SDHC卡评测-快科技-科技改变生活

4小时高清摄录 SanDisk HD Video SDHC卡评测

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2010年06月01日 15:31
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[基准性能测试:HD Tach]

HD Tach 是一款专门针对磁盘底层性能的测试工具，可用来测试硬盘、U盘（包括ZIP/JAZZ等驱动器）、磁盘阵列等。它主要通过分段复制不同容量的数据到磁盘进行测试，可进行突发数据传输率、CPU使用率、随机存取时间，连续读取数据传输率及连续写入数据传输率等项目的测试。

HD Tach测试成绩

通过测试可以看到SanDisk（闪迪） Extreme HD Video SDHC Card性能发挥非常平稳，读取速度从始至终基本都可以维持在18MB每秒以上，与前面测试中的结果相符，突发传输速度甚至达到了20MB每秒，性能相当不错。

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