Zen 採用14奈米 AMD 希望 Intel粉倒戈 - 3C
By Sandy
at 2016-03-06T23:47
at 2016-03-06T23:47
Table of Contents
據Computerworld 網站報導,PC粉絲要麼喜歡AMD晶片
要麼喜歡英特爾晶片——在PC處理器領域通常沒有第三種選擇。
但AMD認為,其即將發佈的Zen晶片將能吸引英特爾粉倒戈。
AMD把其未來押在Zen晶片上。Zen採用AMD另起爐灶開發的一種全新架構
剔除了影響AMD以往晶片的效率低下之處。以往晶片性能低下,損害了AMD作為創新性晶片
廠商的聲譽。
許多AMD粉已經轉投英特爾陣營,後者晶片被認為更先進。在上周的摩根士丹利科技
媒體和電信會議上發言時,AMD首席技術官馬克·斐波馬斯特(Mark Papermaster)表示,
目前,AMD在處理器技術和製造工藝方面正在追趕英特爾。
在其處於巔峰狀態的2000年代初期,AMD被認為對英特爾構成了嚴重威脅。一個輝煌的例
子是速龍64
——首款64位PC處理器,它促使英特爾倉促推出自己的首款64位PC處理器應戰。
但一系列失誤阻礙了AMD的發展。從2007年的羿龍處理器開始,AMD的晶片開發陷入困境
首款集成有CPU(中央處理器)和GPU(圖形處理器)的Fusion晶片表現更糟糕。
被稱作Bulldozer的AMD晶片架構及其之後的產品被批性能過低。
在大多數時間裡,英特爾都能順利地推動晶片設計的發展。當然,英特爾晶片的發展也出
現過滯後
——例如2004年的奔騰4和10年之後的Broadwell,但總體而言英特爾在X86晶片市場上的
主導地位沒有受到損害。
斐波馬斯特表示,同時,Zen的CPU性能也有所提高,按每時鐘執行的指令數量計算增長了
40%——這在以往是從未有過的。
對於總是嘗試充分挖掘PC性能的遊戲玩家來說,這是非常重要的。
面向遊戲桌上型電腦的首款Zen晶片將在今年年底發售,然後將於2017年進駐伺服器和筆
記本
再然後是嵌入式設備。
Computerworld表示,斐波馬斯特稱最近晶片開發的重心是效能比而非CPU性能。
在過去數代英特爾晶片架構中,CPU性能提升幅度不大,通常是1位數或較低的2位數
但對效能比的重視也獲得了不錯的效果:筆記本電池續航時間更長了。
AMD已經採取各種措施提升Zen的性能。AMD增添了同步多執行緒技術,使得虛擬機器或高
度依賴多執行緒的負載能協調運行;
緩衝子系統也進行了重新設計,使任務能高效地發送給執行內核。AMD還剔除了影響早期
架構的瓶頸,同時保持效能比和性能。
斐波馬斯特說,由於Zen將採用14納米工藝製造,AMD在製造工藝方面將與英特爾“平起平
坐”。
Zen將採用FinFET工藝,這有助於大幅提升性能和效能比。FinFET工藝把電晶體堆疊在一
起
與把電晶體平鋪在一起的工藝相比是一大進步。
傳統上英特爾在製造工藝方面一貫領先於AMD,但最近在部署14納米製造工藝方面遇到困
難。
英特爾將在更長時期內使用14納米製造工藝,這將導致其晶片發佈計畫的巨變。
Computerworld稱,但是,AMD在製造工藝方面與英特爾平起平坐不會持續太長時間。
英特爾計畫明年下半年發佈代號為Cannonlake的10納米工藝晶片。
AMD的王牌是圖形技術。AMD在與虛擬實境頭盔和PC廠商聯合開發虛擬實境技術
英特爾圖形處理技術不如AMD Radeon強大。
但英特爾晶片有自己的優勢和特性。今年晚些時候,英特爾將推出基於3D Xpoint的產品
。
3D Xpoint能提升配置英特爾晶片PC的總體性能。
來源︰ http://goo.gl/37GZRD
XF 編譯 http://www.xfastest.com/thread-169312-1-1.html
求鄉民,快倒戈,組電腦配Zen
然後從實況和戰隊下手一人贊助一顆
--
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