Pet, 08.08.2008.

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ZOTAC nForce 630i-ITX
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DFI LANParty JR P45-T2RS i 790GX-M2RS
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World Cyber Games 2008 - „Neka igre počnu!“
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Foxconn A7DA-S
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Dell i HP prvi objavili popis loših Nvidijinih GPU-a
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Zotac 9800GTX+ ZONE Edition
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Chaintech APOGEE GT Blazer DDR3-1800
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Zotac 9600GT
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Koolance vodeni blokovi za 4800 seriju
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PowerColor HD 4870 1GB

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Computex 2008 - 2. dio ····················································· Compro VideoMate Vista T750F TV kartica ····················································· Kingmax DDR3 2x 2GB 1600 MHz ····················································· MSI Radeon HD4870 & Sapphire Radeon HD4850 ····················································· Toshiba TDP-EW25 - ESP projektor ····················································· Overclockingom po Nvidiji - PoV 9800GTX EXO, BFG 9800GTX OCX & Gainward 9600GT 1GB GS ····················································· Logitech Squeezebox Duet - prototip kućne radiostanice ····················································· Computex 2008 - specijal ····················································· Computex 2008 - 1. dio ····················································· Thermaltake ToughPower 1200 CableManagement - beštija za najzahtjevnije
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Point of View GF 9800GX2 - kalorifer
06.05.2008.
    « Prev  : Stranica 1 od 5 :  Next »      By ::  Krešimir Matanović 
- Uvod i opis -
Iz HG Spota smo dobili trenutno najskuplju i najjaču grafičku karticu na tržištu u Point of View-ovom izdanju - model GeForce 9800GX2. Kako bi napravili najbržu karticu, u Nvidiji su u nedostatku jednog vrhunskog GPU-a odlučili spojiti dvije kartice koje pogone sveprisutni G92 čipovi. Time su pratili AMD koji je to napravio na sličan način sa 3870X2 karticom (kako znamo oni su dva GPU-a stavili na isti PCB). 9800GX2 smo prvi puta vidjeli na ovogodišnjem CeBIT-u a na tržište je lansirana nedugo nakon toga, točnije 18.3. Nakon mjesec dana čekanja kartica nam je stigla u ruke kako bi vidjeli koliko je zapravo moćna i da li vrijedi novca za kojeg se prodaje.

PoV je svoju karticu upakirao u kutiju ne prevelikih dimenzija kojom dominira ljuti zeleni trol i zelena boja (te razne nijanse iste), što je boja Nvidije ali i PoV-a. Pakiranje je dovoljno čvrsto da kartica izdrži sve transportne muke, a svi relevantni podaci o istoj se mogu pročitati na poleđini. Kako bi ju lakše iznijeli iz dućana ugrađena je i plastična ručka koja se nalazi na vrhu kutije. Dizajn kartice je identičan Nvidijinom referentnom osim činjenice sa ima Point of View naljepnicu.

9800GX2 je impozantnih dimenzija (dužina 26.7 cm) te će vam trebati vrlo prostrano kućište kako bi ju ugodno smjestili, a ujedno će zauzeti i dva PCI slota. Unutar masivnog metalnog oklopa su smještena dva PCB-a, sa GPU-ima okrenutim jedan nasuprot drugome. Takva orijentacija je olakšala izvedbu sistema za hlađenje. Hladnjak koji veže GPU-e je aluminijski a prisilno je hlađen ventilatorom. Kartice su međusobno spojene pomoću PCIe 1.0 veze, jer bi PCIe 2.0 veza bila skuplja za izvedbu uz upitno povećanje performansi. O G92 GPU-u smo sve već napisali, a spomenimo samo kako na ovoj kartici dva GPU-a zajedno imaju impresivnih 1.5 milijardu tranzistora, koji omogćuju propusnost od 76.8 GigaTexela/s. Takt GPU-a je 600MHz, dok stream procesori rade na 1500MHz. Na kartici se nalazi 2 x 512MB GDDR3 memorije koja radi na 1000MHz (2000MHz efektivno) preko 256-bitnog sučelja. Teoretska propusnost memorije je 128GB/s. S obzirom da je riječ o G92 čipovima, sva poboljšanja na PureVideu HD su podržana, baš kao i na 9600GT karticama. Kartica podržava QuadSLI, a konektor je sakriven iza poklopčića. 9800GX2 je bila prva kartica koja je podržavala Hybrid SLI tehnologije, među kojima je najzanimljivija svakako Hybrid Power.

Kartica ima dva Dual-link DVI-I te jedan HDMI izlaz. Zanimljivost je svakako što je svaki od DVI-I izlaza na svom PCB-u pa su stoga i okrenuti jedan od drugoga. Za punu funkcionalnost HDMI izlaza potrebno je prikopčati i SPDIF kabel na priključak koji se nalazi na gornjoj strani kartice. Zahtjevi za napajanjem ove kartice su posebna priča. Uz svu struju koju dobiva iz PCIe 2.0 utora potrebna joj je još i iz 6-pinskog te iz 8-pinskog konektora (utori za konektore svijetle ugodnom zelenom bojom kada kartica radi). Za rad joj je potrebno 197W, a Nvidija preporuča minimalno 580W PCIe 2.0 napajanje. Ukoliko želite vrtiti QuadSLI potrebno će vam biti kvalitetno 850W napajanje sa PCIe 2.0 specifikacijama.

Point of View uz karticu bundla kratke korisničke upute za rad, jedan PCIe power konektor, SPDIF kabel, VGA-DVI adapter, CD sa driverima te kao najzanimljiviji dio cijelog bundlea, Frontlines: Fuel of War igru.



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