研發新一代遊戲主機的難點? - PS
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By Hardy
at 2019-07-24T10:39
at 2019-07-24T10:39
Table of Contents
前文恕刪,
從硬體面來說,目前晶片從設計完成到完成tape out就需要時間,有些比較兩光的,第一次tape out也不一定成功...
一般設計完成後,會先走shuttle做少量的tape out試產,順便拿回來做測試,一直到ok了,才會走tapeout流程。
tapeout完成後,接下來還要良率爬坡,GG對於每個新進的晶片,還是需要一段時間去爬,如果又用到啥奇技淫巧,封裝那邊也可能需要時間去做學習…
再加上過往Sony很喜歡玩訂製,PS4裡的那顆GPU就被Sony要求訂製,所以設計需要的時間又跟一般現有的不同。
如果這次也跟PS4一樣用了啥新東西,例如當時的GDDR5, 你也要等供應商真的能夠量產才行。
硬體部分是這樣, 軟體部分也是一堆毛,首先作業系統需要訂製,不是隨便拿個BSD kernal裝上去就會動,一定要調整。然後使用者介面,這些也要花時間研究。
再來就是給遊戲商的開發套件,出了一版不夠,拿到廠商回饋以後要來來回回改好幾次。
這次PS4跟PS5其實要調整的已經比較少了....過去PS1, PS2, PS3每一次架構都打掉重練才真的可怕…
-----
Sent from JPTT on my Xiaomi MI 9.
--
從硬體面來說,目前晶片從設計完成到完成tape out就需要時間,有些比較兩光的,第一次tape out也不一定成功...
一般設計完成後,會先走shuttle做少量的tape out試產,順便拿回來做測試,一直到ok了,才會走tapeout流程。
tapeout完成後,接下來還要良率爬坡,GG對於每個新進的晶片,還是需要一段時間去爬,如果又用到啥奇技淫巧,封裝那邊也可能需要時間去做學習…
再加上過往Sony很喜歡玩訂製,PS4裡的那顆GPU就被Sony要求訂製,所以設計需要的時間又跟一般現有的不同。
如果這次也跟PS4一樣用了啥新東西,例如當時的GDDR5, 你也要等供應商真的能夠量產才行。
硬體部分是這樣, 軟體部分也是一堆毛,首先作業系統需要訂製,不是隨便拿個BSD kernal裝上去就會動,一定要調整。然後使用者介面,這些也要花時間研究。
再來就是給遊戲商的開發套件,出了一版不夠,拿到廠商回饋以後要來來回回改好幾次。
這次PS4跟PS5其實要調整的已經比較少了....過去PS1, PS2, PS3每一次架構都打掉重練才真的可怕…
-----
Sent from JPTT on my Xiaomi MI 9.
--
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