推荐回答(4个)
苹果A11 Bionic处理器出征
在介绍这款芯片之前,先让苹果用一张图带大家大概了解一下这款处理器:

翻译:
两个高性能核心(大核)
四个高效核心(小核)
第二代自研性能控制器
自研 GPU
自研 ISP(图像信号处理传感器)
自研视频编码
安全加密模块
A11 是苹果与合作多年的老伙伴 Imagination Technologies 切断关系之后的首款全自研处理器,不管是架构还是核心控制部分都由苹果独自操刀。关于这点,苹果也在发布会上作出了多次强调。根据官方的介绍,A11处理器采用了台积电最先进的 10nm 工艺制程,同时还突破性地采用了六核心的设计。其中大核性能比 A10 提升 25%,4 颗小核较 A10 提升 70%,多性能处理提升 75%。这里需要强调的是,去年的 A10 才刚从双核升级到四核,这才一年就跃升到六核了,参数党不由自主地为苹果点赞。不过这里面似乎也暗藏这两个信息,一方面可以看出苹果越来越注重性能和功耗问题了,另一方面也反映出了 iOS 目前的应用越来越复杂了,不得不强化核心。

A11包含43亿个晶体管
话虽如此,六核心的设计不但没有增加功耗,反倒更省电了。据POPPUR了解,苹果这次在处理器的调教上下了一番功夫,日常使用下是不怎么会切换到大核心的。换而言之,除了某些繁重的任务之外,手机基本都会以四核状态运行。不过这里要说明一下,苹果将这四个“小核”称为高效核心,所以性能上大家是不用担心的。此外,苹果这次自研的核心架构自主控制设计也使得电压和时脉方面有着更精密的控制,甚至有可能提前用上 ARM DynamiQ 技术,使大、小核心同样处于相同的 Cluster(簇,文件存取是以簇为单位的,若干个扇区合为一个簇) ,进而提升多核运算的效率,降低核心切换间的延迟。

A11搭载的GPU是苹果自研的三核心 GPU ,性能较 A10 性能提升 30%,而功耗则降低了 50%。换句话来说,A11 能让你获得更长游戏时间的同时提供更流畅绚丽的游戏画面。

大家可能也有留意到,这次 A11 的命名是 A11 Bionic。其中 Bionic 就是仿生的意思,所以这颗处理器其实还搭载了神经网络引擎,而这也是苹果的首次尝试。所谓神经网络引擎,实质上就是人工智能引擎,只不过苹果比较低调,没有到处宣传罢了。该引擎主要为 TureDepth 超深感相机(用于Face ID面容识别)等一系列应用 Machine Learning 机器学习算法的功能提供支持。此外在使用过程中,引擎能够通过生物辨识、影像识别、拍照、使用行为等机器学习的方式来,来提升手机的性能以及处理任务时的效率。

苹果A11处理器跑分
虽然肤浅,但跑分依然是目前为止了解处理器性能的最直观的方法。Geekbench 数据库显示,A11处理器的单核跑分为 4274 分,多核跑分也达到了 10248 分。嗯,这不止远距离抛开了A10,还直接秒了自家13英寸的 MacBook Pro...
苹果A11处理器跑分
苹果A10处理器跑分
而安卓阵营的王者骁龙835 的跑分是这样的...
A11处理器采用了台积电最先进的 10nm 工艺制程,同时还突破性地采用了六核心的设计。其中大核性能比 A10 提升 25%,4 颗小核较 A10 提升 70%,多性能处理提升 75%。
A10 为四核心设计,两大核、两小核。
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