p4噴火龍,11代噴火湖,i皇新CEO - 3C

By Donna
at 2021-03-31T15:43
at 2021-03-31T15:43
Table of Contents
在2001年的ISSCC,第一任的i皇CTO,Pat Gelsinger,發表了一個很重要的paper,
https://ieeexplore.ieee.org/document/912412
他寫,未來的CPU應該是往多核與SMT的發展。裡面有一張很重要的圖
https://i.imgur.com/gnNfopu.png
這意義就是CPU往高頻發展是不對的,因為壓不住熱,但那時P4就是往這個方向發展,而且準備往10Ghz衝刺。這是CEO Craig Barrett 的認定,i皇的fab一定可以達成目標。
雖然Pat無法阻擋p4的研發方向,但身為CTO他還是可以在實驗室研究多核與smt。
果然如Pat所推測的,在2004年i皇的CEO下跪道歉,p4無法達標。
https://i.imgur.com/jyfoual.jpg
Pat回來接手新CPU的開發,後來把實驗室的研發拿出來,加速開發出反敗為勝的Conroe。
11代的噴火湖也是有好幾個錯誤的觀念來開發的。其中一個就是想拼高頻(5.5Ghz的傳聞),歷史重演,5.5Ghz拼不上去,功耗到是拼上去了。
這次Pat又回來收爛攤子。
Pat Gelsinger在矽谷是個傳奇人物,當初每個人都認為他的能力與他的功勞,遲早要當上i皇的CEO,雖然繞了一大圈,他還是回來當CEO了。
兩年前,Computer History Museum請他口述在矽谷的歷史。
https://www.youtube.com/watch?v=JTKkY2kZuEw
https://www.youtube.com/watch?v=MxZe1i8z-8Y
文字版
https://www.computerhistory.org/collections/catalog/102781029
https://www.computerhistory.org/collections/catalog/102781086
講他如何18歲就到Intel上班,邊上班邊唸書。
開發386的故事,486的故事。
沒有HDL,VHDL,所以要自己開發一個
CISC vs RISC的戰爭,剛好是他跟他的碩士指導教授John L. Hennessy(RISC之父)的對抗。
https://en.wikipedia.org/wiki/John_L._Hennessy 創立MIPS,當過Stanford校長,現任Alphabet(google)董事長。
也講第一次跟比爾·蓋茲見面就是互吼,別人還要拉他出去才行。
講Andy Grove如何賞識他,栽培他。
推動USB,WIFI,PCI,讓PC有個明確方向。
中國想要推動WAPI(WIFI),他還要學會ITU的政治操作來讓WIFI贏。
i皇為什麼收購公司容易失敗,因為i皇的文化與其它公司都用TSMC的問題
他推動Video Conferencing的失敗,雖然方向是對的。
還有Larrabee,他知道他離開,他的敵人就會砍掉這個計畫。如果他的敵人明白GPGPU的重要,老黃頂多只有現在1/4大,HPC/ML早就都是i皇的。
講Larrabee的時候,你可以看到他很開心但又很痛心,明明這市場就要咬下來了。AVX-512就是當初Larrabee留下來的遺產。
也講了EMC,VMware的生涯,但你可以看出沒有他講i皇時代的亮晶晶眼神。
Pat回來i皇,快刀斬亂麻把7nm的開發導正。Pat要進Foundry是認真的,以Pat的拼命三郎個性,只有成功沒有失敗的選項。
i皇現在也不是一無是處,起碼Pat認為Raja做的不錯
https://i.imgur.com/DMi2G3u.png
期待DG2早點出來。
--
https://ieeexplore.ieee.org/document/912412
他寫,未來的CPU應該是往多核與SMT的發展。裡面有一張很重要的圖
https://i.imgur.com/gnNfopu.png
這意義就是CPU往高頻發展是不對的,因為壓不住熱,但那時P4就是往這個方向發展,而且準備往10Ghz衝刺。這是CEO Craig Barrett 的認定,i皇的fab一定可以達成目標。
雖然Pat無法阻擋p4的研發方向,但身為CTO他還是可以在實驗室研究多核與smt。
果然如Pat所推測的,在2004年i皇的CEO下跪道歉,p4無法達標。
https://i.imgur.com/jyfoual.jpg
Pat回來接手新CPU的開發,後來把實驗室的研發拿出來,加速開發出反敗為勝的Conroe。
11代的噴火湖也是有好幾個錯誤的觀念來開發的。其中一個就是想拼高頻(5.5Ghz的傳聞),歷史重演,5.5Ghz拼不上去,功耗到是拼上去了。
這次Pat又回來收爛攤子。
Pat Gelsinger在矽谷是個傳奇人物,當初每個人都認為他的能力與他的功勞,遲早要當上i皇的CEO,雖然繞了一大圈,他還是回來當CEO了。
兩年前,Computer History Museum請他口述在矽谷的歷史。
https://www.youtube.com/watch?v=JTKkY2kZuEw
https://www.computerhistory.org/collections/catalog/102781029
https://www.computerhistory.org/collections/catalog/102781086
講他如何18歲就到Intel上班,邊上班邊唸書。
開發386的故事,486的故事。
沒有HDL,VHDL,所以要自己開發一個
CISC vs RISC的戰爭,剛好是他跟他的碩士指導教授John L. Hennessy(RISC之父)的對抗。
https://en.wikipedia.org/wiki/John_L._Hennessy 創立MIPS,當過Stanford校長,現任Alphabet(google)董事長。
也講第一次跟比爾·蓋茲見面就是互吼,別人還要拉他出去才行。
講Andy Grove如何賞識他,栽培他。
推動USB,WIFI,PCI,讓PC有個明確方向。
中國想要推動WAPI(WIFI),他還要學會ITU的政治操作來讓WIFI贏。
i皇為什麼收購公司容易失敗,因為i皇的文化與其它公司都用TSMC的問題
他推動Video Conferencing的失敗,雖然方向是對的。
還有Larrabee,他知道他離開,他的敵人就會砍掉這個計畫。如果他的敵人明白GPGPU的重要,老黃頂多只有現在1/4大,HPC/ML早就都是i皇的。
講Larrabee的時候,你可以看到他很開心但又很痛心,明明這市場就要咬下來了。AVX-512就是當初Larrabee留下來的遺產。
也講了EMC,VMware的生涯,但你可以看出沒有他講i皇時代的亮晶晶眼神。
Pat回來i皇,快刀斬亂麻把7nm的開發導正。Pat要進Foundry是認真的,以Pat的拼命三郎個性,只有成功沒有失敗的選項。
i皇現在也不是一無是處,起碼Pat認為Raja做的不錯
https://i.imgur.com/DMi2G3u.png
期待DG2早點出來。
--
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