高通 骁龙Snapdragon APQ8064

2025-02-13 12:17:51
推荐回答(2个)
回答1:

 
高通公司将其骁龙S4处理器系列平台划分为不同的层级——
S4Prime、S4Pro、S4Plus和S4Play,其中骁龙S4Pro旨在将运算级处理器带给个人电脑、平板电脑和高端智能手机。[1]APQ8064隶属于高通骁龙S4 Pro系列,采用28nm工艺制造,集成最新的Adreno 320 GPU,整合四个Krait架构CPU核心,每核主频最高达1.5GHz/1.7GHz。它是全球首款采用28nm制程的四核移动处理器,同时也是高通首款四核心处理器。[2] 
  APQ8064采用的Krait CPU微架构是高通公司基于ARMv7-A 指令集自主设计的新型高性能架构,采用异步对称式多核处理技术(aSMP),较高通第一代Scorpion CPU微架构在性能上提升60%以上,功耗降低65%。Krait的设计采用了使用新电路技术的定制设计流程以提高性能,降低功耗。Krait的电源效率也带来了更佳的热曲线,使Krait多处理器系统与竞争解决方案相[3]比,能够以峰值性能运行更长时间。在指令集方面,Krait兼容CortexA-15 系列相应的ARM指令如VFP3/v4和NEONAdv SIMD,而且在性能上Krait也和Mobile版的Cortex A-15 接近。所以Krait是CortexA-15 级别的处理器。但功耗却远低于Cortex-A-15。[4] 
  APQ8064采用的四核Adreno 320 GPU是高通Adreno系列GPU中目前最先进的产品,它是一款高性能可编程图形处理器,为网页浏览、游戏、用户界面和其它图形应用带来卓越的用户体验。Adreno320还为骁龙S4 Pro处理器注入了新的多媒体功能,包括计算型照相机——通过OpenCL等应用程序接口直接利用Adreno320图形处理器的计算功能,以支持下一代照相方式,如移动终端配备的光场相机(Light-Field Camera)。GPU性能的提升,直接带来了视频与图形显示效果和流畅度的飞跃,对游戏运算、网页浏览、视频播放、UI显示等意义重大。Adreno 320具有强大的图形渲染能力,相比高通上一代的Adreno225性能提升3倍以上。它不仅能够支持在平板或智能电视上运行大型3D游戏、1080P高码率视频等极端任务,还可以支持同时播放并显示4个不同的视频画面。[5]
  瘾科技对基于APQ8064的移动开发平台(MDP)平板电脑进行了评测,基准测试跑分成绩非常突出,安兔兔得分超过了13800,象限测试超过7700分。从下面的跑分图表可以看到,基于APQ8064的开发平台轻松地击败了基于Tegra3的HTCOne X以及谷歌Nexus7平板,还有基于Exynos4412芯片的三星GalaxyS III。在针对图形处理的GLBenchmark测试中获得了让人惊叹的132fps,而拥有Mali-400图形核心的四核GalaxyS III测试结果为99fps,其他设备只在60fps左右徘徊。[6] 
  
S4 Pro MDP (APQ8064)Nexus 7 (Tegra 3)Galaxy S III (Exynos 4412)One X (Tegra 3)Galaxy S III (AT&T, MSM8960)One X (AT&T, MSM8960)
Quadrant7,6983,5014,4544,9065,0844,784
Vellamo2,5381,6501,7511,6172,1532,259
AnTuTu13,8268,99511,96011,0306,7136,956
SunSpider 0.9.1 (ms)1,2271,7851,4601,7731,9261,453
GLBenchmark Egypt Offscreen (fps)1326399635456
CF-Bench18,21911,80713,11013,2339,4399,479
SunSpider: lower scores are better
目前采用这款cpu的手机有:OPPO Find 5,小米2,htc与att联合定制的one x5,LG Optimus G,黑莓BB10,LG Nexus 4,HTC Droid DNA;泛泰A850;

回答2:

http://baike.baidu.com/view/8885627.htm

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