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Test low-end grafičkih kartica
14.12.2002.
    « Prev  : Stranica 1 od 7 :  Next »      By ::  Krešimir Matanović 
- Uvod i grafičke kartice 1/4 -

Nakon mnogo upita koju low-end grafičku karticu odabrati, PC Ekspert se odlučio na jedan round-up takvih kartica. Usporedili smo gotovo sve low-end čipove dostupne na našem tržištu i vidjeli smo koji je odnos snaga među njima. Željeli smo usporediti i starije grafičke procesore s novima, tj. njihovim direktnim nasljednicima, da vidimo koliki je pomak u performansama doživio pojedini čip i sama kartica. Na kraju smo ubacili i dvije grafičke kartice koje po svojim performansama ne spadaju u low-end tržište, ali su se po cijeni jako približile tom dijelu tržišta. Tako smo na test dobili pet kartica s NVidijinim čipovima - tri s ATI-evim i jednu sa SIS-ovim, a sve kartice nam je na testiranje ustupio HG Spot.

 

Grafičke kartice

Sapphire ATI Radeon7500LE

Velika kutija, mala kartica...

Sapphire je glavni proizvođač grafičkih kartica za ATI (Build by ATI), ali isto tako proizvodi i kartice pod svojim imenom (Powered by ATI). Na test nam je stigla njihova verzija Radeona 7500 LE. LE oznaka znači da procesor i memorija rade na nešto nižem taktu od prave izvedbe. U ovom slučaju procesor (kodna oznaka RV200) radi na 250 MHz, a memorija na 165MHz. Na kartici se nalazi 64 MB SDR memorije koja se više ne ugrađuje na novije grafičke kartice. Osnovne karakteristike kartice su sljedeće:

• 2 cjevovoda
• 3 teksturne jedinice po cjevovodu
• Bi-linearno, Tri-linearno i Anisotropic filtriranje tekstura
• Bumpmaping, Emboss, Dot3, EMBM
• Podrška za S3TC/DXTC kompresiju tekstura
• Full-Screen Anti-Aliasing (FSAA)
• Hardware T&L jednica
• HyperZ
• 350MHz RAMDAC.

Ovu karticu smo prvenstveno uzeli na test da vidimo koliko je u odnosu na nju napredovao Radeon 9000 čip, kako u performansama, tako i u tehnološkom smislu. U današnjim igrama kartica će poslužiti samo ako se igrate u rezolucijama do 1024x768x32 i bez uključenog FSAA, ali zato će biti odličan izbor onima kojima je bitan 2D prikaz slike jer tu ATI prednjači nad NVidiom. Kartica nema naročit overclockerski potencijal - procesor smo uspjeli natjerati na 287MHz, a memoriju na 200MHz, i pri tom je dobitak u performansama bio malen.

 

MS Industrial Radeon 9000

Best buy za manje zahtjevne igrače...

Od slabo poznatog kineskog proizvođača MS Industrial ( ne radi se o MSI-u, kako sugerira vješto odabrano ime), na test je stigao nasljednik R7500 serije, Radeon 9000, u običnoj izvedbi (nije PRO). Ovaj model dolazi sa 64MB DDR memorije koja radi na 200MHz (400MHz DDR), a sama R9000 jezgra, (kodni naziv RV250), radi na 250MHz. Neke od karakteristika kartice su sljedeće:

•4 cjevovoda
• HyperZ II
• Bi-linearno, Tri-linearno i Anisotropic filtriranje tekstura
• DirectX 8.x podrška (programabilni pixel 1.4 i vertex 1.1 shaderi)
• FULLSTREAM tehnologija (pixel shader izglađuje video artefakte DVD i MPEG videa)
• SMOOTHVISION 1.0 Anti-Aliasing.

Kartica se pokazala vrlo dobrom za igranje pri rezoluciji 1024x768x32 s uključenim Anisotropic filterom (16x) i s 2xAA, a sve iznad toga drastično ruši performanse u svim provedenim testovima. Žao nam je što u test nismo uključili i PRO verziju, koja je puno brža od ove obične verzije i koja svojim performansama dostiže čak i GF3 Ti200, a prestiže MX460. NVidijine kartice ostaju boljim izborom što se tiče sirove snage, ali ne i podrške za DX8.x koju GF4 MX serija nema. Još jedna stvar za kojom žalimo je i nemogućnost overclockinga. Naime, probali smo s različitim softwareom, ali ni jedan ju nije htio ubrzati. Ostaje dojam da je ova kratica odličan proizvod koji za svojim direktnim konkurentima - MX440 i 460, zaostaje tek kada se uključi FSAA, ali zato ima puno bolji Anisotropic filtering. Sve navedeno ide u prilog ovoj kartici i slobodno možemo reći da je ona best buy za svakog igrača s manjim budžetom. Još samo potražite PRO model i vašoj sreći nema kraja.



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