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Racire Discutii despre coolere, ventilatoare si temperaturi


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Old 13-01-2019, 10:25   #1
Ace99
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Default Corsair H115i Pro RGB configuratie push-pull

Saptamana viitoare imi ajunge coolerul ( H115i Pro RGB ) si pe langa ventilatoarele stock as vrea sa mai adaug 2 x Noctua NF-A14 PWM pentru o configuratie push-pull , vreau sa stiu daca pot sa alimentez toate 4 ventilatoarele ( folosind 2 adaptoare Y ) direct din pompa corsair ( care foloseste SATA power ).

Carcasa este tot Corsair si anume Air 540 si procesorul pe care trebuie sa il raceasca 9900k.

Din experienta voastra unde este mai bine sa fie montat ... front ca intake sau top ca exhaust ?

Mersi !

Last edited by Ace99; 13-01-2019 at 10:27.
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Old 13-01-2019, 14:32   #2
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Am testat eu niste chestii interesante, apa la 32 grade in MoRa 360

http://www.shop4pc.ro/radiator-water...k-p-41781.html

si diverse rotatii la pompa intre 1500rpm si 4000rpm

http://www.shop4pc.ro/rezervor-cu-po...a-p-46794.html

Apa nu a avut timp sa ajunga la 33 grade in teste, fanurile fiind la maxim deci consideram lichidul RECE.

Desi apa era intre 32-33 grade, CPU la 5000MHz si 1,33Vcore, la 1500rpm pompa, CPU in prime cu -2 AVX, ajungea la 95-98 grade.

Daca dadeam pompa la 4000rpm de era ca dusul in rezervor, cistigam 2-3 grade in minus.

Am folosit 2 waterblock-uri diferite, dintre care unul full metal

http://www.shop4pc.ro/waterblock-cpu...l-p-43020.html

iar acesta era RECE, deci flux de apa era fara probleme, iar daca opream pompa, in citeva secunde incepea sa friga waterblock-ul (capacul lui full metal) deci si transfer termic CPU>WB era ok.

Problema este (inca) in porcaria de procesor, suprafata mica a DIE si materialul prost cu care s-a facut lipitura, probabil si conductibilitatea termica a IHS mai proasta, avind o rezistenta termica mai mare, se duce naibii disipatia...

O solutie care ar trebui testata ar fi delid, curatat complet pe mizga aia pina la DIE si folosit un adaptor care sa preseze corect CPU in socket, (vazusem pe forum undeva prezentat de pe un site, un adaptor de gen) iar WB sa fie direct pus pe DIE.

Se poate freza un WB ca sa aibe partea activa cuitiva mm mai mica decit perimetrul IHS CPU, astfel incit sa nu loveasca marginile zonei frezate in partea metalica a sistemului de prindere CPU (lamela aia cu levier, cum naiba se numeste), dar cu citiva milimetrii mai in relief, adica frezata talpa, sa ramina fata de baza, citiva mm mai in relief forma IHS astfel incit sa preseze pe DIE, dar sa nu atinga nimic altceva la socket.

Adica ceva de gen (facut de mine cu flex-ul) la un GPU waterblock pe care il foloseam inainte:






In final eu am tras concluzia ca orice racire folosesti, CPU tot in temperaturi imense sta.

Pina sa folosesc MoRa 360, am avut un 280mm si un 360mm doar cu CPU in loop pt teste.

Testat in free air, la inceputul lui decembrie, cu rad la geam deschis, cu diverse turatii la ventilatoare, aceeasi porcarie, radiatorul era calii/caldut, nu cred ca depasea 40 grade si CPU fierbea, cind WB era rece, capacul full nickel.

Bine, eu am preferat MoRa, deoarece racesc si GPU in acelasi loop si pe viitor, poate o platforma AMD cu full 2x16 lines in SLI, na, eu privesc mai in viitor cind investesc in o racire performanta DIY CPU+GPU same loop...

Pe scurt, presupunem ca CPU la un prime cu AVX arata 250W consum si sta in 100 grade, ok, am dat un exemplu.

Placa mea video am incarcat-o pina la 367W, Aorus 1080Ti Extreme WB, careia i-am dat power unlock la 50% (atita poate) si +60MHz GPU, ajungind ca GpuZ sa inregistreze 367W consum si maxim 48 grade.







Deci 100% problema este in transferul de caldura intre DIE si IHS, cu lipitura lor de 2 lei.

Cind iti vine coolerul, lasa-l nemontat in carcasa, free air, da-i un prime cu AVX la o frecventa si voltaj cit sa fie stabile, vezi ce temps ai cu doar 2 ventilatoare si apoi pune 4 in push pull si fa diferenta la cores temps.

Fac pariu pe orice ca mai mult de 2-3 grade nu cistigi 2 fan vs 4 fan (evident cu aceleasi setari la CPU si aceleasi rotatii la fanuri).
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Last edited by DjLeco; 13-01-2019 at 15:00.
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Old 13-01-2019, 18:23   #3
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am inteles , deci cel mai bine sa inlocuiesc ventilatoarele stock cu 2 x Noctua NF-A14 PWM si aia e
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Old 13-01-2019, 18:55   #4
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Acum tu stii cum stau acele fanuri cu presiunea statica si zgomotul...

Eu am aceste fanuri acum pe asta, care are o presiune statica f ok:

http://www.shop4pc.ro/ventilator-140...3-p-33032.html

http://www.shop4pc.ro/radiator-xspc-...m-p-43718.html


Fanuri de care sint foarte multumit, am in single loop acea Aorus 1080Ti Extreme WB si un 6600K la 4600MHz cu 1,29Vcore.

Nu am vazut mai sus de 52-55 grade la placa video cu ventilatoarele cu turatie redusa pentru silentiozitate.

Daca le las normal, am sub 46 grade dar si un pic de zgomot...

Sincer, nu as ma da niciodata banii pe o AIO, prefer sa imi fac custom coooling, chiar daca dau un ban in plus, imi fac ce si cum vreau eu...

Astept temperaturi 2 vs 4 fan.

Succes!
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Last edited by DjLeco; 13-01-2019 at 19:00.
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Old 15-01-2019, 04:26   #5
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E recomandat sa pui perechile sa faca push pull nu ventilatoare diferite.

Cat despre push pull - mie unul imi place, 2-3-5 grade conteaza enorm, mai ales daca le obtii cu un RPM mai redus.

Mie mereu mi-a placut sa folosesc radiatoare de 360 in push pull .. cu rotatii <1000 .. temperatura redusa, zgomot redus ... insa ce-i drept o investitie destul de substantiala pentru asta.

Cred ca anul asta sau anul viitor imi voi lua inima in dinti si voi face primul meu loop custom mi-e frica sa nu pic naibi in mania hard tubing si sa investesc in sistemul de racire mai mult decat in sistemul de calcul.
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Old 15-01-2019, 10:41   #6
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Am obosit deja s-o repet, de fiecare data...faceti-va delid la procesor si lasati prostiile.
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Old 15-01-2019, 11:08   #7
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Mai greu la 9900K cu delid-ul...
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Old 15-01-2019, 15:16   #8
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Pai n-a vrut lumea soldered ... a lipit Intel cum au putut si ei
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Old 15-01-2019, 16:49   #9
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Quote:
Originally Posted by DjLeco View Post
Mai greu la 9900K cu delid-ul...
Imi vine mie unul cred saptamana viitoare ,o sa postez poze cu rezultatul...sper sa nu fie mai multe bucati)
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Old 15-01-2019, 16:57   #10
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Astept(am) o descriere cit mai indeamanuntita cum ai procedat.
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Old 16-01-2019, 02:06   #11
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Nu e greu deloc, trebuie doar sa intelegi ce anume e de facut DUPA delid.
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Old 19-01-2019, 16:46   #12
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Quote:
Originally Posted by DjLeco View Post
Mai greu la 9900K cu delid-ul...
https://www.olx.ro/oferta/delid-reli...tml#db1790069c

200 lei , recomand .
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Old 19-01-2019, 18:54   #13
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Am unealta de delid, am facut delid la alte CPU, insa la asta nu ma bag, este in garantie.

Voi vedea pe viitor ce si cum.
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GAMING gear™ i9-9900K/5000MHz/1,33V||MoRa 360 & LECO custom loop watercooling GPU+CPU||Aorus RTX2080Ti Extreme WB & Nvidia 3D Vision 2||Asrock Z390 Taichi Ultimate||2x8Gb G-Skill@3600MHz CL15-1,365V||Samsung NVMe 2TB+1TB+512GB SSD's||EVGA Gold 1300W||Asus ROG Swift PG27VQ 3D LED 144Hz||NZXT 440 case Win 10 PRO.
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Old 19-01-2019, 19:49   #14
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Anuntul ala seamana foarte bine cu anuntul lui Alexandrus (sau cum se numea) de pe cg.
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Old 19-01-2019, 19:51   #15
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omul are spre 300 de procesoare executate.
pt -20 -30 grade nu mai sunt necesare comentarii.
un i9 9900k la 5.1 ghz delid e 900$ in limita stocului.
https://siliconlottery.com/collectio...ducts/9900k51g
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