本帖最後由 Amuro0079 於 2012-2-13 12:59 編輯
回復  FeverMike


    排唔怕多,日後加block都唔洗煩,嗰編文章係解釋點先叫做夠冷排。
你連ram都唔放過 ...
hgcjeffrey 發表於 2012-2-13 11:57

I respectfully disagree here.   The law of diminishing returns applies to water cooling.  Radiators work best with the greatest difference in temperature. For example, let's say the first pass releases heat with 75% efficiency, and the second pass works at 50%, and then the next pass at 25% efficiency and so on and so forth.  Having a single large rad is also more efficient than having multiple smaller ones at various points in the loop.  Not to mention with too many rads, your tubing length will be a problem.  A decent single 480 rad is more than enough to cool CPU + 2 GPUs.

Diminishing returns applies to pumps too.  Adding a second pump helps lower the water temps if your flow rate is below 1 GPM (rarely happen unless you have 20 rads and blocks in your loop), but once past the 1 GPM mark, the improvement is negligible.  For most users, the only reason to run two pumps in one loop is for redundancy.

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回復 29# leungwaiyin

師兄,我度過上420排最fit,唔洗太大改動

噪音方面可減則減,否則我都唔揀呢個箱&機箱我放檯面...

Hardware方面,CPU: 3930K,板: Asus R4E,
RAM: Corsair Dominator GT 2133 4x4g (密謀起孖中 xp)
你講得冇錯,VGA應該1年內換,因為換腦時已打算等N記PCI-E3.0高階卡,
所以買左560Ti用住先...

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回復 59# FeverMike

隻420冷排係Aquqcomputer Airplex Revolution,
佢一邊係140mm fan mount, 反轉另一邊係120mm fan mount
http://skinneelabs.com/ac-airplex-revo/

如果用120mm fan 效能都比其他360排高4,5度
http://skinneelabs.com/2011-2012-radiator-comparison/4/

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回復 61# Amuro0079


    ching, 你會錯意喇, 唔怕多唔等於越多越好,只係LZ之前睇過覺得240都已經夠, 但佢個位裝到360, 甚至420, 咁點解唔買個大d呢, 價錢都係差好少

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本帖最後由 Amuro0079 於 2012-2-13 13:45 編輯
回復  Amuro0079


    ching, 你會錯意喇, 唔怕多唔等於越多越好,只係LZ之前睇過覺得240都已經夠, 但佢個 ...
hgcjeffrey 發表於 2012-2-13 13:34

OK, I see.  

He has 140mm x 3 fan space in the front, so probably 420 with the default Lian Li 1200 RPM fans, also save on a fan controller.

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本帖最後由 FeverMike 於 2012-2-13 13:53 編輯
回復  FeverMike


    排唔怕多,日後加block都唔洗煩,嗰編文章係解釋點先叫做夠冷排。
你連ram都唔放過 ...
hgcjeffrey 發表於 2012-2-13 11:57


排唔怕多,但我唔想改太多隻箱,又唔鍾意外置影響儀容 ^^"

如果唔係揀左dominator gt 黎用,應該唔會諗ram block; 揀xspc係因為佢
個dominator ram block有led, 唔洗自己再加,視覺享受都係水冷重要一環 XP

上埋VGA的話,單泵單loop夠做嗎?

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排多散熱好,但我唔想改太多隻箱,又唔鍾意外置影響儀容? ^^"

如果唔係揀左dominator gt 黎用,應該唔會 ...
FeverMike 發表於 2012-2-13 13:45

Of course enough.  People don't realize how powerful the D5 or a DDC pump is.  As for your RAM blocks, since the X79 motherboards have RAM slots on both sides of the CPU socket, and since you're also cooling the motherboard chipset, it can be a challenge to route the tubing.   How fast are you running your RAM at?  I believe the GT only uses 1.5V even at 2133mhz  (unlike some other brands that need 1.65V) , which shouldn't be a problem for air cooling.

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本帖最後由 FeverMike 於 2012-2-13 14:45 編輯

回復 67# Amuro0079

dear amuro, the reason for considering the xspc dominator
ram block is mainly due to visual enjoyment ^^"

its great about the hose routing problem u mentioned, its
an important issue

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加top用完全冇問題,
    水箱用緊單水流計嗰隻。
hgcjeffrey 發表於 2012-2-13 12:53


http://www.ekwaterblocks.com/sho ... servoir-acetal.html
This one?

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回復  Amuro0079

dear amuro, the reason for considering the xspc dominator
ram block is mainly due  ...
FeverMike 發表於 2012-2-13 14:14

I have no issue with your block choice, just questioning if it really is necessary to water cool your RAM.

If you will not consider running two pumps, the Danger Den Monsoon D5 bay reservoir is another great option.  There are 3 colors to choose from, black, blue, red, and bunch of other options.

http://www.dangerden.com/store/pump-bay-reservoirs/

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