Zen架構是AMD當前研發投資最大項目 - 3C

By Suhail Hany
at 2015-06-11T17:33
at 2015-06-11T17:33
Table of Contents
Zen架構是AMD當前研發投資最大項目,成敗重要
AMD的FX高性能桌面處理器已經快3年沒有升級架構、工藝了,他們也確實無心再折騰“推
土機”模組化架構了
AMD把籌碼壓在了新一代的X86架構上,明年問世的Zen架構將應用於伺服器處理器、桌面
處理器及APU產品線
而整個Zen架構開發是AMD目前研發投資最大的專案,它的成敗對AMD來說至關重要。
AMD這兩年的財務狀況不算好,雖然有主機訂單補血,但GPU及CPU方面缺少新品,市場增
長乏力
而營收不利顯然也會影響AMD的R&D研發投入。今年1季度,AMD的研發投資為2.32億美元,
占了22%的營收比例
雖然投資比前一個季度增長了2%,但比去年同期下降了17%。半導體業是高投入高風險,
20%營收的研發投資並不足以支撐AMD的創新需要
AMD只能忍痛降低SG&A(行銷及管理)費用,2015年1季度的行銷/管理費用只有1.25億美
元,環比下降9%,同比下降20%。
在所有研發項目中,AMD的關鍵籌碼就是新一代高性能CPU架構,也就是之前曝光的Zen架
構。AMD CEO蘇姿豐(Lisa Su)
在前幾日的媒體採訪中提到Zen架構是處理器是AMD R&D研發投資中投入最多的項目。
雖然AMD不會公佈他們到底為Zen架構投入了多少資源,不過研發全新的架構確實要花費不
少錢
而且Zen架構還會使用新一代的FinFET工藝,雖然新工藝在降低核心面積、功耗、發熱上
很有幫助
但新工藝也意味著研發、生產成本高了(新工藝初期成本都很貴),這都會增加AMD的研
發成本。
好的方面是,AMD的Zen架構目前已經完成研發了,現在就等新產品上市了,從之前AMD給
出的資料來看
Zen架構相比模組化設計的Excavator架構在IPC性能上提升了40%,提升非常明顯。此外,
Zen架構之外
AMD已經開始在研發更新的Zen+架構了,其性能提升沒有Excavator到Zen那麼大,但也會
有明顯提升。
來源 http://www.expreview.com/41058.html
只許成功 不許失敗
Lisa
--
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