Pet, 29.08.2008.

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Kingmax DDR2-667 512 MB – zeleno, jeftino, dobro
29.06.2006.
    « Prev  : Stranica 1 od 3 :  Next »      By ::  Denis Arunović 
- Uvod i opis -
Implementacija memorijskog kontrolera za DDR2 u AMD-ove procesore označila je svojevrsnu prekretnicu što se kupovine memorije. DDR memorije vrlo brzo kreće u ropotarnicu povijesti, a pri kupovini većine novih konfiguracija selekcije odgovarajuće DDR2 memorije je neizbježna stvar. U današnjem smo članku provjerili kakva je situacija s memorijom koja je na našem tržištu prilično raširena, a svojom deklariranom brzinom zadovoljava zahtjeve modernih računala. Riječ je o Kingmaxovoj DDR2 memoriji na taktu od 667 MHz.

Kingmax DDR2 667 MHz odnosno PC-5300 pripada seriji Green Mars koju je moguće identificirati prema zelenom PCB-u i crvenom čipu s Kingmax logom koji je tu radi zaštite od falsificiranja (s čime Kingmax inače ima velikih problema). Kapacitet pločica koje smo isprobali je 512 MB, a memorija je na PCB implementirana pomoću osam Tiny BGA čipova smještenih na samo jednoj strani pločice. Konkretna oznaka na memoriji je Kingmax DDR2-667 KLCC28F-A8KB5.

Deklarirani odziv čipova je 2,9 ns što odgovara teoretskoj brzini od 690 MHz DDR. Drugim riječima, već prema specifikacijama ova memorija ima prostora za podizadnje radnog takta. Što se pak tiče latencija premda SPD-u, one na brzini od 667 MHz iznose 5-5-5-15, kao što je specificirao JEDEC. Iz istog razloga deklarirani radni napon ove memorije je 1,8 volta. Kao što je moguće vidjeti na slikama, memorijski čipovi su goli i na njima nema nikakvih pasivnih hladnjaka, no kao što ćete vidjeti kasnije, to ih nije spriječilo da pokažu izvrsne mogućnosti.

Mala napomena na kraju. Kingmaxovi čipovi se proizvode u skladu sa svim ekološkim regulativama koje su na snazi u SAD-u i EU-u. Jedna od njih je da čipovi i PCB ne smiju sadržati olovo.



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