酷媽GX-450W 海韻430W 金鈦極400推ASUS 560TI選哪個好? - 3C

By Andy
at 2012-07-28T19:12
at 2012-07-28T19:12
Table of Contents
這裡面的確門道很多。
假雙路:可到wiki先查Intel ATX 12v供電標準,2.0之後開始規範要雙路,
為何有廠商要把單路做成雙路?
---> 因為不這樣改,工包的機子根本連Tier 1 OEM報價都報不進去,
沒有符合intel規範一律打槍,工包轉零售...省成本...
幾A啟動OCP:
一般電源製造前都有詳細電氣規格書要release出來,基本上各位看到的大標都是極度
偏載的狀況,由於3.3V/5V Intel ATX 2.0之後一樣有規範至少要超過特定瓦數,所以
12V部份偏載跟mV ripple接受範圍相對於3.3V/5V而言的range都大得多,超過標示,要
頂到OCP之前,OPP已經先頂到了(自己拿A乘以V去想想就知道),所以討論OCP,
要把極度偏載的情況考慮進來,也就是+12V超重載,那可能的情況只有三個:
1) 你拿400W去推三張GTX680
2) 顯卡供電掛了,訊號負回授
3) PSU本體磁材有問題
560Ti到底推不推得動:
建議可以去Google一下PCI-SIG對於PCI-E Slot/PCI-E PSU Power delivery的資料,
一組6pin約75W,一組8pin多2組輸入可到150W,你只要查一下560Ti有幾組,大概
的power delivery就知道了,你會發現討論推不推得動是一件很蠢的事情...因為計算機
按一按就知道到底推不推得動了...
分路問題:
建議先去找一顆壞掉的PSU,拆開看看線材分配,基本上線材分配
(紅、黃、黑、黃滾黑等..)都有自己的定義,亂標一定看得出來。
--
剩下秘辛等板聚再講。
--
: 推 Bluesky368 :金鈦極+1 07/28 17:00
: 推 justice2008 :金鈦極 07/28 17:08
: → hgtt :按到某人論點 金鈦極推不動560ti的(考量到最佳附載) 07/28 17:20
: 推 Oracle5566 :金鈦極+1 07/28 18:25
: → friedpig :金鈦極12V分路是CPU一路 剩下另一路 各18A 07/28 18:31
: → friedpig :硬碟加多一點 另外一路18A的OCP就比較容易碰到? 07/28 18:32
: → Oracle5566 :硬碟一顆吃不到2A 再加上顯卡插槽也有供電 所以18A很 07/28 18:41
: 推 RealGeforce :海韻 07/28 18:42
: → Oracle5566 :夠用了 另外我記得這顆OCP有人測過要到30A才會啟動.. 07/28 18:42
: → friedpig :顯卡插槽那路吃MB的阿 還是跟6PIN同一路 07/28 18:42
: → friedpig :OCP幾A會啟動我就不知道了 照合理應該是18A上下要啟Y 07/28 18:43
: → friedpig :動? 07/28 18:43
: → Oracle5566 :其實兩顆根本沒啥差 硬碟多就上海韻 少的話就金鈦極 07/28 18:44
: → Oracle5566 :海韻S12架構之前也標雙路 後來還不是被踢爆是假雙路 07/28 18:49
: → Oracle5566 :電源上面的幾路幾安培 純參考用就好了 對外行人來說 07/28 18:51
: → Oracle5566 :實際上有沒有做OCP也沒人知道 他也不會跟你說幾A啟動 07/28 18:52
: → Oracle5566 :這裡面太多門道了 所以只要過得去夠用就好了 07/28 18:57
--
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