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华为、三星抢5G芯片首发噱头,高通、苹果靠边站?
华为、三星抢5G芯片首发噱头,高通、苹果靠边站?
网络整理
2019-09-09 14:38:42
359
Related Key Words:
5G芯片 SoC系统级芯片
目前全球有能力开发集成5G芯片的企业不多,近日,三星、华为两家企业先后于5日、6日发布各自5G SoC芯片;但高通、联发科、展锐、苹果等也是风声不断。
三星:抢先首发却被呛
9月4日,在无预热宣传的情况下,三星抢先首发集成5G基带的处理器Exynos980,该芯片支持NSA/SA双模5G,并非此前传闻的仅支持NSA模式。在5G通信环境下支持最高2.55Gbps的数据通信;在4G通信环境下速率为1.6Gbps。
正因三星宣传的2.55Gbps超高速率,遭到华为手机产品线副总裁李小龙科普式质疑:基于3GPP R-15协议标准,100MHz带宽能实现的理论速率最高为2.34Gbps;今天有厂商突破了这个极限,一定有什么奇迹发生。
另有消息透露,三星Exynos980将与vivo合作,预计在年内推出新机;而三星自己的手机则采用高通芯片。
华为:刚发布即站在世界之巅
9月6日下午,华为在中国北京与德国柏林IFA 2019同步发布两款最新麒麟芯片——麒麟990和麒麟990 5G。据华为消费者业务CEO余承东介绍,麒麟990在5G、AI等方面实现了全方位升级。
该芯片基于7nm EUV制程工艺制造,集成有103亿个晶体管,支持NSA和SA组网,在NR组网方式下,下载速度达到2.3Gbps,上传速度为1.25Gbps。
在大核+微核的NPU架构下,麒麟990 的AI性能优势高达6倍,能效优势高达8倍,AI算力在两年内更是提升了12倍;由此,麒麟990 5G被认为是真正的首发5G集成基带芯片!
CPU方面,麒麟990 5G采用2个大核(基于Cortex-A76开发,并非ARM最新的A77架构)+2个中核(基于Cortex-A76开发)+4个小核(基于Cortex-A55开发)的三档能效架构,最高主频可达2.86GHz;GPU方面,麒麟990 5G搭载16核Mali-G76 GPU,无论性能还是能效,都处于业界领先水平。
在余成东看来,麒麟990 5G是全球第一款旗舰5G SoC芯片,将搭载于两周后在慕尼黑发布的华为Mate30。
其他5G芯片商:风声不断
紫光展锐在今年2月份于世界移动通信大会上发布了5G通信技术平台—马卡鲁及其首款5G基带芯片—春藤510,其中春藤510产品采用台积电12nm制程工艺,支持多项5G关键技术,可实现2G/3G/4G/5G多种通讯模式。
联发科在今年5月就已宣布制造出5G集成芯片,据悉这款芯片采用7nm技术,搭载Helio M705G调制解调器,但并未命名,而搭载该处理器的商用手机将在2020年第一季度上市。
高通也在9月6日公布了跨骁龙8系、7系和6系的5G移动平台,其中骁龙7系5G移动平台将是集成5G功能的SoC系统级芯片,已在今年第二季度向客户出样,获得OPPO、小米的支持。
苹果在购买英特尔基带业务后,也加入了芯片自研行列,但从目前的情况来看,其在5G集成芯片阶段还未有突破。
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