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Preinaka Alphe P125 za Socket-A
25.02.2001.
    « Prev  : Stranica 2 od 2 :  Next »      By ::  Ozren Žagmešter 
- Konačno rješenje -

Sljedeća faza izgledala je ovako:

Sandwich sistem - slika 1

Desni ventilator puhao je prema unutra, tj. prema procesoru, dok su dva sa zadnje strane puhala prema van i nosila topli zrak prema ventilatoru na kućištu koji ga je bacao izvan računala. Na slici iznad smo prikazali tok kolanja zraka (plava strelica - hladan zrak, crvena strelica - topli zrak). S ovakvim hlađenjem. Athlon 800 radio je bez problema na 1GHz na 1,75V.

Sandwich sistem - slika 2

Ovakvo rješenje dalo je najbolje rezultate hlađenja, no imalo je i svoje nedostatke. Kao prvo, kućište se nije moglo zatvoriti, a da ne dođe do prevelikog grijanja unutar njega. U zatvorenom kućištu bi nakon par sati pod punim opterećenjem (Prime95) došlo do rušenja računala. Drugi problem bila je nemogućnost kvalitetnog učvršćenja svih dijelova hladnjaka. Iz tog razloga, sistem nije moglo jednostavno prebacivati s jednog mjesta na drugo (a Damir voli igranje u mreži). Uz to, sve je jako vibriralo i cvililo, a vibracije i otvoreno kućište ne idu skupa. Zato se Damir odlučio na konvencionalnije postavljanje ventilatora:

Završno rješenje

Na ovoj slici se lijepo vidi prazan prostor koji je nastao piljenjem po dva rebra sa svake strane. Gornja (lijeva strana slike) rebra otpiljena su zbog napajanja, a donja (desna) zbog North Bridge chipa. Ventilatori su YSTech 60mm (27.2cfm) i pušu prema procesoru. Ovakvo rješenje omogućuje stabilan rad na 950MHz na 1,75V uz zatvoreno kućište i minimalnu buku. I to je to!

Pregled učinka hladnjaka:

Takt
Temperatura - puno opterećenje
 
Titan Majesty
Alpha P125 Mod v1
Alpha P125 Mod v2
Alpha P125 Mod Final
900MHz
46C
40C
nije testirano
nije testirano
950MHz
no POST
44C
nije testirano
43C
1000MHz
no POST
no POST
43C
nestabilno, ruši se @ 49C

*ambient temperatura bila je 22C

Nadamo se da će Vam ovaj članak pomoći ukoliko imate potrebu za kvalitetnijm Socket hlađenjem, a imate Alphu P125, P3125 ili P7125 koja Vam je ostala od prošlog procesora.



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Moj idući procesor će biti:
Ne kupujem novi, dobar je i ovaj koji imam
Intel Core i7
Neki drugi
AMD Phenom II X4


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