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Asus P5K3 Deluxe WiFi - memorijska aristokracija
02.10.2007.
    « Prev  : Stranica 1 od 6 :  Next »      By ::  Denis Arunović 
- Uvod i pakiranje -

Mada je Intel s novom generacijom čipseta donio podršku za DDR3 memoriju, većina matičnih ploča s ovim čipsetima ima implementirane utore za DDR2. Razlog za to je vrlo jednostavan - DDR3 memorija je osjetno skuplja od danas standardne DDR2 memorije. Ipak, gotovo svi proizvođači matičnih ploča predstavili su i high-end modele s podrškom za DDR3.

Osnovna razlika DDR3 standarda u odnosu na prethodnu generaciju memorije je to što I/O sabirnica (prefetch buffer) na DDR3 memoriji radi četiri puta brže (8 bita u odnosu na 4 kod DDR2 memorije odnosno 2 kod DDR memorije) od samih memorijskih čelija što rezultira višom propusnošću, ali i višim latencijama. DDR3 također dopušta korištenje memorijskih čipova s kapacitetom između 512 mebibita i 8 gibibita (detaljno objašnjenje binarnih prefiksa pročitajte ovdje) što u teoriji omogućava proizvodnju memorijskih pločica s kapacitetom od 16 gibibajta. Još jedna značajka DDR3 memorije je niža potrošnja što je rezultat finijeg proizvodnog procesa memorijskih čipova, 90 nm u odnosu na 130 nm kod DDR2 memorije. Ovo također znači da DDR3 radi na nižem naponu u odnosu na DDR2, 1.5 volta u odnosu na 1.8 volta.

Standarne brzine DDR3 memorije su 800, 1066, 1333 i 1600 MHz, s tim da brzine više od 1066 MHz u pravilu nalazimo samo kod high-end memorijskih modula namijenjenih entuzijastima i overclockerima. Uz to, trenutno sama proizvodnja DDR3 memorije nije na optimalnoj razini što rezultira slabom dostupnosti na tržištu i izuzetno visokim cijenama u odnosu na DDR2. Npr. niti jedan upit za testiranje DDR3 memorije koji smo poslali poznatim proizvođačima nije odgovoren pozitivno, uz objašnjenje da su sampleovi trenutno vrlo ograničeni. Sama cijena DDR3 memorije također vrlo dobro pokazuje kakvo je stanje s proizvodnjom. Npr. u trenutku pisanja ovog članak cijena jedne gigabajtne pločice DDR3 memorije brzine 1066 MHz (Kingston, generička memorija) je oko 1500 kn. Istovremeno gigabajt Kingmaxove DDR2 memorije brzine 800 MHz košta oko 250. Dakle DDR3 košta čak 6 puta više od DDR2 memorije. Čak i ako uzmemo u obzir da DDR3 omogućava porast performansi od 10% (što je dakako iluzorno), cijena je toliko visoka da u ovom trenutku jednostavno nema smisla kupovati ovu memoriju.


Asus P5K3 Deluxe WiFi



Specifikacije

  • Podržani procesori:
    • Intel LGA 775 - Core 2 Quad, Core 2 Duo, P4EE, Pentium D
    • FSB 1333/1066/800 MHz
  • Čipset:
    • Intel P35 + ICH9R
  • Dodatni kontroleri:
    • Realtek 8110SC 1Gb/s
    • Marvell 88E8056 1Gb/s
    • Asus WiFi-AP Solo 802.11b/g WLAN
    • Agere FW322 - Firewire 1394a
    • ADI AD1988B Azalia compatible audio
    • JMicron JMB363 PATA/SATA kontroler
  • Memorija:
    • 4x DIMM utora za DDR3 800/1066/1333 MHz memoriju
    • maksimalno do 16 GB
  • Utori:
    • 2x PCI-E x16
    • 2x PCI-E x1
    • 3x PCI
  • ATA konektori:
    • 1x IDE (max. 2 jedinice)
    • 6x SATA2 ICH9R
    • 2x eSATA JMicron
  • I/O konektori na backplateu:
    • 6x USB 2.0
    • 1x PS/2 tipkovnica
    • 6x audio + digitalni i koaksijalni optički
    • 1x Firewire
    • 2x RJ-45
    • 1x WiFi-AP Solo konektor za antenu
    • 2x eSATA
  • Overclocking:
    • vCore
    • vMEM, tMEM
    • vMCH, vICH, vFSB
    • FSB
  • Ostalo:
    • PC Health monitoring (ambientalna i CPU temperatura, temperatura NB-a, napon, brzina ventilatora)
    • Automatska regulacija brzine ventilatora
    • Asus EZ Flash 2, Asus CrashFree BIOS'3, AI NOS (auto overclocking)

Kako je riječ o high-end modelu koji se dići sufiksom Deluxe WiFi, Asusova ploča je zaista nakrcana dodatnom opremom. Osnovicu čini P35 čipset u kombinaciji s ICH9R southbridgeom, dakle trenutno najbolje što Intel može ponuditi ako izuzmemo novopredstavljeni čipset X38. Obzirom da sam čipset nema IDE kontroler, ova je funkcija implementirana putem JMicronovog hibridnog kontrolera koji osim jednog IDE kanala nudi i dva eSATA kanala koji su implementirani na stražnji dio ploče. Na njima je moguće formirati RAID 0 ili 1 polje, no čisto sumnjamo da će netko doista koristiti ovu funkciju. Komunikacijski dio je sređen pomoću dva gigabitna LAN kontrolera, po jednim Marvellovim i Realtekovim, te s Asusovim WiFi-AP Solo WLAN adapterom koji je vjerojatno baziran na nekom Realtekovom WLAN čipsetu. WiFi-AP Solo podržava standarde b i g. Zvuk je implementiran u standardnoj Asus maniri, putem ADI-jevog čipa AD1988B koji nudi 8-kanalni zvuk kao i optički te koaksijalni digitalni izlaz. Na kraju, tu je i Firewire podrška koja je riješena Agereovim čipom.

Na ploču je moguće ugraditi sve postojeće Core 2 procesore, a podržava i nadolazeće 45-nanometarske procesore. Memoriju je pak moguće ugraditi u četiri utora koji podržavaju DDR3 module na brzini 800, 1066 i 1333 MHz. Veće brzine su dostupne jedino putem overclockiranja.

U skladu s opremljenošću ploče, kvantitativno i kvalitativno slični sadržaj smo našli i u kutiji.

Asus P5K3Deluxe WiFi bundle:

  • 6x SATA kabel (3 s običnim, 3 s zakrenutim konektorom), SATA naponski kabel (dva konektora, 1x crni IDE kabel, 1x crni floppy kabel
  • USB/Firewire bracket (2x USB + 1x Firewire), backpanel za kućište, WiFi-AP Solo antena, Q-Connector (konektori za brzo spajanje kabela iz kućišta), dodatni ventilator
  • priručnik za ploču, priručnik za WiFi-AP Solo, CD sa softverom i driverima, Asus naljepnica za kućište

Oprema koja se isporučuje s Asusovom pločom je zaista bogata. U kutiji smo našli dva tipa SATA kabela, obične s ravnim konektorom te SATA konektore s zakrenutim konektorom koji u nekim slučajevima osjetno olakšavaju sprovođenje kabela unutar kućišta. Q-Connectori su Asusov štos koji nam se jako sviđa. Riječ je o adapterima za konektore koji su implementirani na kućište (reset, power on, speaker, hdd, usb, audio, firewire), a ovi adapteri omogućavaju lako spajanje spomenutih konektora na matičnu ploču budući da je puno lakše "popikati" kabele u adapter, pa onda adapter na odgovarajuće mjesto na matičnoj ploči nego direktno tražiti odgovarajuće pinove na matičnoj ploči. U paketu je također isporučena omni-direkcijonalna antena (iliti "omnica") s kabelom dužine oko jedan metar. Zgodno je što antena na sebi ima magnet pa ju je moguće pričvrstiti na stranicu kućišta. Na kraju, tu je i dodatni tanki turbinski ventilator predviđen za ugradnju na hladnjak čipseta, no treba imati na umu da Asus preporučuje ugradnju ovog ventilatora samo ako je procesor hlađen pasivnim ili vodenim hlađenjem. U suprotnom će ovaj ventilator zbog načina rada negativno utjecati na performanse zračnog hladnjaka na procesoru.



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