iFixit:A6的ARM核心竟然是手工Layout - 工程師

David avatar
By David
at 2012-09-26T11:18

Table of Contents


原文在這:http://ppt.cc/rv0u
這:http://ppt.cc/uDZ7
還有這:http://ppt.cc/8jNp


According to iFixIt:

When compared to the rigid, efficient layout of the GPU cores directly below
it, the layout of the ARM cores looks a little homespun—at first.

- Generally, logic blocks are automagically laid out with the use of advanced
computer software. However, it looks like the ARM core blocks were laid out
manually—as in, by hand.

- A manual layout will usually result in faster processing speeds, but it is
much more expensive and time consuming.

- The manual layout of the ARM processors lends much credence to the rumor
that Apple designed a custom processor of the same caliber as the all-new
Cortex-A15, and it just might be the only manual layout in a chip to hit the
market in several years.


_____________________

雖然我對Intrinsity真的採取Full Costum保持懷疑,Manual Layout這個說法也太籠統。

不過感覺得出來阿婆已經開始朝用 ARM 架構授權而自行開發處理器的路發展。現在在A6

這個看到高度客製化的成果,又看到IP5一無可取得超爛發表會,難道阿婆開始要走硬體

路線嗎?

--

All Comments

Puput avatar
By Puput
at 2012-09-28T03:43
Steve Jobs事業一值以來都想搞好硬體...但是都是軟體部分
Dinah avatar
By Dinah
at 2012-09-29T04:09
跟硬體合體才有以後的發展...看看那精美的Next工作站.....
Frederic avatar
By Frederic
at 2012-10-02T07:21
做cpu的custom design custom layout有啥好奇怪的
Susan avatar
By Susan
at 2012-10-06T21:48
阿婆這樣做就很怪,重點是沒必要自己來。不像AMD需要這
Freda avatar
By Freda
at 2012-10-11T15:43
麼辛苦的去賺那少少的$$$
Dora avatar
By Dora
at 2012-10-13T18:37
Apple 是拿來獨佔市場..跟AMD 拿出去賣的不同..
Quintina avatar
By Quintina
at 2012-10-16T12:33
未來就算拿其他CPU 也沒辦法跑iOS系統..
Sierra Rose avatar
By Sierra Rose
at 2012-10-17T21:05
全部CUSTOM不可能吧 應該有一些macro是
Suhail Hany avatar
By Suhail Hany
at 2012-10-18T08:41
setup/hold time自己猜?
Doris avatar
By Doris
at 2012-10-19T21:24
PA-semi裡面的都是一些老牌cpu咖 當然知道怎麼搞最好
Damian avatar
By Damian
at 2012-10-23T21:13
apple扶持自家原pa-semi團隊的人目的也很清楚阿
Eden avatar
By Eden
at 2012-10-28T09:51
就是以後逐步擺脫intel
Hardy avatar
By Hardy
at 2012-10-30T16:25
個人覺得阿婆這樣的模式是Fabless的最佳典範, 通包且築高牆
Mia avatar
By Mia
at 2012-10-30T22:27
我覺得不可能是 full customized..頂多 floorplan 調一
下..placement 調一下..
Hamiltion avatar
By Hamiltion
at 2012-11-02T04:03
全部自己來的最佳典範....XD
Emily avatar
By Emily
at 2012-11-05T19:23
不意外.... structural placement

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