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OCZ 2x 1GB DDR3 PC3-12800 Platinum Enhanced Bandwidth Edition
11.02.2009.
    « Prev  : Stranica 1 od 4 :  Next »      By ::  Danijel Pavlović 
- Opis -



Prije svega, osvrnuti ćemo se na glavne specifikacije memorije, preuzete sa službenih stranica proizvođača:

  • Brzina: 1600MHz DDR3
  • Latencije: CL 7-7-6-24 (CAS-TRCD-TRP-TRAS)
  • Kapacitet: Dostupno u 1GB i 2GB modulima (testirano 2 x 1GB)
  • Napšon: 1.9 Volts
  • Tip: Unbuffered
  • Hlađenje: Platinum Z3 XTC Heatspreader
  • Garancija: Lifetime Warranty
  • Pakiranje: 240 Pin DIMM
  • Optimizirana za ASUS ploče


Memorija dolazi u jednostavnom plastičnom blister pakiranju. Svaki modul se nalazi u svojoj košuljici. U unutrašnjosti se nalazi karton na kojem uočavamo glavne specifikacije memorije, dok s druge strane vidimo upute kako pravilno instalirati memorijski modul u DIMM utor na ploči. Sve u svemu, nikakve razlike u odnosu na staru DDR2 Platinum seriju. Memorija dolazi sa lijepo dizajniranim, heatspreaderima srebrne boje, marketinškog naziva Platinum Z3 XTC (XTC=Xtreme Thermal Convection), poznatijim i kao magnetima za packe :) S obzirom na to da su isti perforirani, kroz heatspreadere se naziru i sami čipovi. Ne preporučamo skidanje istih jer su zalijepljeni za čipove nekakvim ljepilom, te bi tako riskirali kidanje čipova. Također, isti se lako deformiraju ukoliko ih pokušate skinuti. Dizajnerski su ostali isti u usporedbi sa DDR2 verzijama, osim što je ovaj put slovo Z dobilo potenciju 3, čime se daje do znanja da je riječ o DDR3 memoriji.


Kad smo kod hlađenja, moramo napomenuti kako je memorija bila potpuno hladna u radu, dok tek pomalo mlaka na 2.1v. što je još jedan plus DDR3 memorije.
Ono što se nazire na heatsprederima jest naravno i naljepnica sa specifikacijama. OCZ koristi hologramske naljepnice za razliku od običnih naljepnica na starijim DDR2 memorijama. Na dotičnoj lako uočavamo osnovne deklaracije memorije, kao što je samo ime modela, latencije i napon na kojim je memorija deklarirana. Tu je i navod kapaciteta te serijski broj pločice.

Memorija dolazi s dvostranim čipovima, a PCB je šesteroslojni, zelene boje. Na kraju svake pločice možemo uočiti serijski broj. S obzirom da smo na test dobili memoriju u kitu, oba broja su identična, što nam govori da su savršeno kompatibilni za radu u dual-channelu. Ono što OCZ navodi na svojim stranicama jest to da je u slučaju korištenja četiri ovakva modula potrebno podići napon čipseta, opustiti latencije, te eventualno smanjiti brzinu. S obzirom da nismo imali četiri modula na testu, nismo mogli testirati ponašanje memorije u takvoj konfiguraciji.


Na kraju opisa nešto i o samim specifikacijama memorije. OCZ je napustio staru praksu deklariranja svoje memorije. Umjesto dosadašnjeg navođenja deklarirane brzine memorije, na DDR3 memoriji zapravo uočavamo propusnost memorije u megabajtima, čime zapravo dolazimo na isto. Dakle, umjesto DDR3-1600 vidimo navedeno PC3-12800. S obzirom da smo na test dobili nešto "bolji" model sa sufiksom "Enhanced Bandwidth Edition", memorija je deklarirana za rad na 1.9v, pri latencijama 7-6-6-24. Usporedbe radi, "slabiji" model je deklariran za rad na 7-7-7-24. Kako smo spomenuli, memorija radi na 1.9v, dok je po JEDEC-ovi specifikacijama defaultni takt DDR3 memorije, 1.5v. OCZ-ov EVP (Extended Voltage Protection) dopušta dizanje napona memorije sve do 1.95v, bez gubitka jamstva. Kako smo već pisali, DDR3 memorije po defaultu rade na dosta niskom naponu, tako da vas dizanje napona i preko 2v ne treba zabrinjavati. Nepisano pravilo jest da je 2.1v maksimalno sigurno za 24/7 rad. Upravo s tolikim naponom smo i mi testirali ovu memoriju kako bi je vidjeli u najboljem svjetlu. Kao i većina ostalih proizvođača high-end memorija, i OCZ na svoje proizvode nudi doživotno jamstvo, što prema zakonima EU znači 10 godina, a to je ujedno i maksimalno jamstvo nekog proizvoda kod nas.



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