Pet, 10.02.2012.

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Intel Solid-State Drive 520
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ASUS HD 7970 DirectCU II
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AIDA64 v2.20
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Nikad slabija prodaja Atoma
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AMD Opteron 6200 serija osvaja nagrade
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HP noviteti za početak 2012.

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AMD Phenom II X2 555 BE & Athlon II X2 255, X3 440, X4 635
03.02.2010.
    « Prev  : Stranica 1 od 5 :  Next »      By ::  Krešimir Matanović 
- Poker aseva ili opisi procesora -

Poker AMD-ovih aseva ili djetelina sa četiri lista, sastoji se od tri jeftinija Athlona i jednog dvojezgrenog Black Edition Phenoma kojemu je množitelj otključan. Athloni su dvo, tro i četverojezgreni nasljednici modela koje smo imali prilike testirati u prošloj godini. Athlon 630 je uz model 620 donio solidne performanse i četiri jezgre po sasvim prihvatljivoj cijeni, X3 435 se također pokazao solidnim a i cijenom je tek malo skuplji od X2 250 koji pak ima najbolji OC potencijal, no i "samo" dvije jezgre. Što se promijenilo dolaskom ovih novih modela pogledajmo dalje u tekstu.

Za početak smo odabrali Phenom II X2 555 Black Edition, koji za razliku od ranije testiranog 550 modela ima za 0.5x viši množitelj i umjesto na 3.1GHz radi na 3.2GHz. Cache arhitektura je ostala u potpunosti neizmjenjena. Razumljivo je kako porast performansi neće biti drastičan, i sasvim je očekivano kako će se kretati oko 3%. TDP ovog Calisto procesora je 80W, baš kao i prethodnika dok smo primjetili kako radi na višem naponu - 1.376V naprema 1.296V. Da li to samo dobijamo krivo očitanje nismo uspjeli saznati. S obzirom da je riječ o Black Edition primjerku množitelj mu je otključan, a nadali smo se i dobrom OC potencijalu. Prethodnika smo uspjeli "natjerati" na 3.82GHz. Baš kao i kod prethodnika, i ovdje je riječ o procesoru koji dolazi sa istog waffera kao i Denebi, tj. ima četiri jezgre od kojih su dvije ili defektne ili zaključane. Sretnici koji nalete na zaključani primjerak mogu ga otključati putem BIOS-a i ACC opcije i on tada postaje najbolji AMD-ov procesor (zbog odnosa uloženo/dobiveno). Mi nismo bili te sreće.

Athlon II X4 635 za razliku od 630 modela kojeg smo testirali, ima množitelj podignut 0.5x, tj. na 14.5x. To rezultira brzinom od 2.9GHz i jasno je kako je to tek 100MHz više nego kod prethodnika. S obzirom da je ostatak procesora identičan ponovno je za očekivati nevelik rast performansi od oko 3% (naravno u ovisnosti o aplikaciji). Zbog činjenice kako ima četiri jezgre TDP mu je nešto viši nego kod dvojezgrenih modela i iznosi 95W. Prethodnika smo overclockali na 3.71GHz, a biti će zanimljivo vidjeti je li ovaj bolji.

Trojezgreni model ima isto 95W TDP, a ukoliko se pitate jesmo li ga uspjeli otključati odgovor je nažalost nismo. Nadajmo se kako su samo ovi inžinjerski primjerci takvi, a kako AMD one bolje šalje kupcima u dućane. Prethodnik, model 435 radio je na 2.9GHz, a ovaj je za 100MHz brži baš kao i svi danas testirani procesori. 440-tki je množitelj podignut na 15x što je rezultiralo taktom od 3GHz. Cache arhitektura je također ostala neizmjenjena pa tako svaka od jezgara raspolaže sa 64kb podatkovne i 64kb instrukcijske L1 memorije, te 512kb L2 memorije. Kao i na ostatku Athlon procesora i na ovoj Rani L3 memorije nema. TDP je identičan četverojezgrenim modelima, dakle 95W.

I za kraj je ostao dvojezgreni Regor koji kuca, pogodili ste, na 100MHz većem taktu od modela 250 - 3.1GHz. Koliko je to pomoglo ionako slabašnom procesoru (slabašnom u aplikacijama koje znaju raditi sa više od dvije jezgre), vidjeti ćemo. S obzirom da ima nizak TDP od 65W nadali smo se i dobrom overclockingu. Ovi procesori su kao što znamo pravi dvojegreni modeli i tu nema govora o otključavanju dodatnih jezgara.



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