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Elite Member
您的住址: Cape Crozier
文章: 6,122
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The Inquirer 相關的報導：
Athlon 64 sockets explained - Reasons behind 754, 939 and 940 pins
http://www.theinquirer.net/?article=11789
引用:
......Why mess up the whole thing by introducing a socket with 939 pins?
At the technical symposium following the Athlon 64 launch, Mike Goddard, AMD Director of Technical Marketing of the firm's Computation Products Group, explained it in a way that it has left almost as many questions unanswered. But the long and the short of it is that Socket 940 requires a 6 to 9 layer motherboard and Socket 939 only requires a 4 layer design, making the motherboards much cheaper for chips using the latter......
(僅引述部分，原文請見該網頁  )
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還沒機會看到 socket 939 的腳位定義，不過看來應該是有做修改 (或許是記憶體端吧，線最多所以最擠)，讓所有的訊號線能在兩層走完吧~
唉... 主機板到現在還是很難擺脫四層版的悲慘命運... T___T |