Intel高工:研發CPU需4年時間、外界應關 - 3C

By Rebecca
at 2019-07-28T19:26
at 2019-07-28T19:26
Table of Contents
Intel高工:研發CPU需4年時間、外界應關注“療效”而非只盯製程
http://news.mydrivers.com/1/638/638405.htm
處理器的設計和製造似乎讓很多人感覺神秘,對此,Intel高級首席工程師Ophir Edlis在
以色列對Forbes敞開了心扉。
Edlis表示,開發一款處理器大約需要4年的時間,他指出,Intel需要提前4年判斷未來市
場的需求,確保滿足客戶,他認為那是一場挑戰,尤其是對於他們這些做架構總師的人。
比如,雖然指數型的性能增長是必然的,但還要對大的行業方向留出提前量,比如人工智
能,還要兼顧SoC、顯示引擎、圖形、核心數、內存控制器等各自的演進目標。
他強調,做設計時,功耗和應用場景是很重要的因素,比如在移動端狂堆參數會浪費成本
,做出貴且不實用的傢伙。
同時,Intel還會和筆記本廠商、主板廠商、操作系統夥伴、通信企業、顯示屏廠商、內
存製造商、軟件開發者等保持溝通,協同各方,任何一個計算機外圍設備的製造商都有機
會向Intel建言獻策。他提到,顯示器廠商會的普遍想法是高帶寬,但Intel一方面要考慮
能否提供,還要考慮是否有必要提供,否則一味答應就是馴養浪費金錢的野獸。
在各模塊互通有無並確認後就會開始成片的邏輯設計,即計算機編程階段,保證在流片之
前儘可能解決掉每個IP子集的邏輯BUG。但他指出,能耗、連接顯示器、內存後的表現,
通常只有在流片也就是形成硅晶體後才能看出深層次的問題,這又是漫長的過程。
期間,Edlis還談及10nm延期的問題,他雖然不便多說,但認為先緊著低電壓處理器的策
略是正確的,因為更好做設計,也更能體現出製程工藝的優勢。不過,他也反問為何外界
都對10nm本身這麼關心。在他看來,10nm不過是調節能效的一個開關,Intel還有很多類
似效果的工具可以使用。
最後,說到i9-9900K與HEDT(桌面發燒平台)產品潛在的交叉問題,Edlis說四通道內存
、更多的PCIe通道是HEDT的獨特優勢,實際上,以他專業視角來看,i9-9900K還不配給
HEDT提鞋。
http://img1.mydrivers.com/img/20190728/s_0130ace01b9243719dfeef06667a9d36.jpg
--
http://news.mydrivers.com/1/638/638405.htm
處理器的設計和製造似乎讓很多人感覺神秘,對此,Intel高級首席工程師Ophir Edlis在
以色列對Forbes敞開了心扉。
Edlis表示,開發一款處理器大約需要4年的時間,他指出,Intel需要提前4年判斷未來市
場的需求,確保滿足客戶,他認為那是一場挑戰,尤其是對於他們這些做架構總師的人。
比如,雖然指數型的性能增長是必然的,但還要對大的行業方向留出提前量,比如人工智
能,還要兼顧SoC、顯示引擎、圖形、核心數、內存控制器等各自的演進目標。
他強調,做設計時,功耗和應用場景是很重要的因素,比如在移動端狂堆參數會浪費成本
,做出貴且不實用的傢伙。
同時,Intel還會和筆記本廠商、主板廠商、操作系統夥伴、通信企業、顯示屏廠商、內
存製造商、軟件開發者等保持溝通,協同各方,任何一個計算機外圍設備的製造商都有機
會向Intel建言獻策。他提到,顯示器廠商會的普遍想法是高帶寬,但Intel一方面要考慮
能否提供,還要考慮是否有必要提供,否則一味答應就是馴養浪費金錢的野獸。
在各模塊互通有無並確認後就會開始成片的邏輯設計,即計算機編程階段,保證在流片之
前儘可能解決掉每個IP子集的邏輯BUG。但他指出,能耗、連接顯示器、內存後的表現,
通常只有在流片也就是形成硅晶體後才能看出深層次的問題,這又是漫長的過程。
期間,Edlis還談及10nm延期的問題,他雖然不便多說,但認為先緊著低電壓處理器的策
略是正確的,因為更好做設計,也更能體現出製程工藝的優勢。不過,他也反問為何外界
都對10nm本身這麼關心。在他看來,10nm不過是調節能效的一個開關,Intel還有很多類
似效果的工具可以使用。
最後,說到i9-9900K與HEDT(桌面發燒平台)產品潛在的交叉問題,Edlis說四通道內存
、更多的PCIe通道是HEDT的獨特優勢,實際上,以他專業視角來看,i9-9900K還不配給
HEDT提鞋。
http://img1.mydrivers.com/img/20190728/s_0130ace01b9243719dfeef06667a9d36.jpg

--
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