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P4 Extreme Edition 3.46GHz protiv ostatka svijeta
24.01.2005.
    « Prev  : Stranica 1 od 10 :  Next »      By ::  Ozren Žagmešter 
- Uvod -

Vrijeme je za jedan obračun divova - donosimo test u kojem smo Intel Pentium 4 Extreme Edition 3.46GHz/1066FSB usporedili sa cijelom "paletom" AMD Athlon 64 S939 procesora. Tako su tu redom 3500+, 3800+, 4000+ i Athlon 64 FX-55. Ukoliko uspoređujemo po cijeni, P4EE nema konkurenciju, tu je #1 - cijena mu u SAD prelazi USD1000, dok FX-55 u prosjeku košta "pišljivih" USD850. Što se performansi tiče, tu je priča malo drugačija.

Prvo pitanje je naravno - što je novo na novom Extreme Editionu? Nažalost, ne puno toga. Glavna promjena jest to da je takt Quad sabirnice dignut na 1066MHz FSB (odnosno 4*266). Viši takt sabirnice donio je sa sobom i malu "korekciju" takta - tako je on sa dosadašnjih 3.4GHz narastao na 3.46GHz. Jezgra procesora je pak i dalje ista - radi se o 130nm Gallatin jezgri koju krasi 512kB L2 i 2MB L3 cache memorije. Sama Gallatin jezgra je pak derivat Northwood jezgre koju je Intel umirovio kada su stigli Prescott procesori. S obzirom da se radi o starijoj jezgri ne čudi da novi P4EE ne donosi ništa od featurea koji krase 5xxJ ili tek nadolazeće 6xx P4 procesore (NX, itd.). Što se tiče socketa, P4EE 3.46 postoji samo u LGA775 formi što je i logično jer Intel nema S478 čipset koji službeno podržava 1066MHz bus.

Dobri stari Gallatin...

Sažetak tehničkih specifikacija izgleda ovako:

  • Socket: LGA775
  • Takt: 3.46GHz
  • Sabirnica: 1066MHz
  • Cache: 8kB L1, 512kB L2, 2MB L3
  • Voltaža: 1.525-1.6V
  • Termalna disipacija: 110+W

Kao što vidimo novi P4EE se lijepo grije - 110W nije baš malo. Što se platforme tiče, za P4EE postoji samo jedan izbor - 925XE čipset. Ovaj čipset se skoro uopće ne razlikuje od 925X - jedina novost je podrška za 1066MHz FSB koja realno proizlazi iz dodatnog djeljitelja za PCIe sabirnicu koji omogućuje njezin rad na 100MHz uz viši FSB. Kako niti jedan Intel 9xx PCI Express čipset nema pravi PCIe lock, 925XE je defakto jedini pravi (iako ne i idealan) izbor za one koji vole overclocking a odlučili su se za Intel platformu. Mi smo uz P4EE dobili Intel D925XECV2 ploču koja očekivano nema mogućnost za dizanje FSB-a. Samim tim nismo uspjeli isprobati koliko je dobra ova platforma za OC niti vidjeti koji je maksimalan takt P4EE 3.46GHz procesora.

Intel DB D925XECV2 925XE ploča



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