x86/ARM开战！Atom、S4、A15功耗深入对比-快科技-科技改变生活

x86/ARM开战！Atom、S4、A15功耗深入对比

上方文Q
2013年01月05日 14:41
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【SunSpider测试功耗】

无论从实时曲线还是总能耗(单位焦耳)来看，S4的平台功耗都和Atom差不多。A15就高多了，平均比T3多了五分之一，而且可能是系统优化问题，A15多花了不少时间才完成测试，总能耗多了60％。

CPU功耗S4峰值也未超过1W，总能耗也是最低，虽然这其中少了二级缓存(估计大约0.1-0.2W)，但优势体现出来了。A15就疯了，峰值超过了3W，总能耗也是T3的两倍！

GPU功耗S4、A15都还说得过去，T3依然高高在上，只不过A15的曲线也太“凌乱”了，波动非常厉害。

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