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Intel Solid-State Drive 520
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HP noviteti za početak 2012.

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Gigabyte GTX460 OC 1GB - napokon dobra GeForceica
19.07.2010.
    « Prev  : Stranica 2 od 5 :  Next »      By ::  Krešimir Matanović 
- Test sistem, način testiranja i overclocking -
Test sistem:

Test sistem :: Hardware
Platforme

Gigabyte X58-Extreme

Procesor(i)

Intel Core i7 980X

Memorija

3x 2GB DDR3 Kingmax 1333

Grafičke kartice

Gigabyte HD5870 Super Overclock

Driveri: Catalyst 10.6;

Gigabyte GTX460 OC

Driveri: Forceware 258.80

ASUS GTX470,

ASUS GTX465

Driveri: Forceware 257.21

Zvučna kartica

On Board

Napajanje Thermaltake ToughPower 1.2kW
Hard disk(ovi)

Hitachi 500GB SATA II

DVD-RW HP GSA-H60L

Testni sistem :: Software
OS Windows 7 Ultimate 64-bit
Chipset datoteke

Intel 9.1.0.1007

DirectX verzija 11 (SDK Feb 2010)
Aliens vs. Predator Max. details
Cinebench

v. 11.5

Battlefield Bad Company 2 Max. details, DX11, SSAO ON
DiRT 2

v1.1, Maximum details

Far Cry 2

v.1.2, Ultra High, DX10

Heaven Benchmark

Unigine engine, v2.0, DX11

Metro 2033 Max. details, DX11, SSAO ON
S.T.A.L.K.E.R. Call of Pripyat Demo, DX11

 

Način testiranja i overclocking

Način testiranja i grafički testovi nisu mijenjani u odnosu na prošlotjedni test GTX465 kartice. Test platformu pogoni Intelov i7-980X procesor na Gigabyte X58 Extreme ploči. Za zagrijavanje kartica i mjerenje potrošnje i dalje koristimo OCCT-ov GPU test (Full screen, 4 sata), a karticu smo usporedili sa GTX465, GTX470 i HD5870 modelima. Do njenog cjenovnog suparnika HD5830 u ovome trenutku nismo mogli doći, a planiramo ga isprobati u nekom od sljedećih testova kako bi dobili kompetentne usporedne podatke. Gigabyteov SuperOverclock HD5870 je odglumio HD5870 model kojem smo taktove spustili na tvorničke vrijednosti. Kod tvornički overclockiranih kartica posao je uvijek trostruk, ukoliko je riječ o prvom testu pojedinog modela. Testirati najprije treba sa tvornički podignutim taktovima, zatim na Nvidijinim referentnim taktovima te na maksimalnim taktovima koje ostvarimo dodatnim overclockingom.

Za overclocking smo ovaj put koristili EVGA-in Precision tool koji nam dozvoljava podizanje taktova na vrlo visoke vrijednosti. Znajući da sa GTX465 nismo ni približno postigli maksimum, optimistično smo podigli takt sa 715MHz na 800MHz. Testovi stabilnosti su prošli najnormalnije, kako na toj vrijednosti tako i sve do 840MHz (1680MHz za shadere). Čak smo i sa 850MHz uspjeli izvrtiti nekoliko testova, no kartica je ipak pokazivala znakove nestabilnosti pri dugotrajnijem opterećenju. Da nije ovih nesnosnih vrućina vjerujemo kako bi i na tom taktu bila vrlo stabilna. Nakon toga smo tražili maksimum memoriji te ju sa referentnih 900MHz podigli na 1050MHz (4.2Gbps). Ukoliko pogledamo Nvidijine referentne taktove vidimo kako smo GF104-ci takt podigli za gotovo četvrtinu (24.4%), a memoriji za nešto manje od 17%. Odlične su ovo vrijednosti, a koliko su porasle performanse provjerite na sljedećim stranicama.



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