G80...nagađanja i glasine
It's a 90 nanometre chip with GDDR4 memory support and that it is diss-unified marchitecture and that it is taped out but a release date is an enigma caught in a graphics processor engine dilemma.
Citiraj:
nVidia is heavily downplaying the DX10 performance, instead shouting about DX9 to anyone who will listen. If the G80 is more or less two 7900s like we hear, it should do pretty well at DX9, but how it stacks up to R600 in DX9 is not known. R600 should annihilate it in DX10 benches though. We hear G80 has about 1/3 of it's die dedicated to DX10 functionality. The G80 chip now looks like a late 2006 chip and it will fight the R600 beast also scheduled for a very late 2006, when even the mice slumber. It should hold the performance crown until ATI's RD600 is released sometime around November/December. The G80 is shaping up to be a patchy part. In some things, it may absolutely scream, but fall flat in others. The architecture is looking to be quite different from anything else out there, but again, that may not be a compliment. In either case, before you spend $1000 on two of these beasts, it may be prudent to wait for R600 numbers. Izvor: Inquirer, MVKTech, AnmarTech i X-bit Labs |
G80 = GeForce 8800GT/GTX
GeForce 8800GT/GTX kartice:
G80 gonna be unified shader after all. It should be pretty close to the truth and it explained the mystery of the strange DRAM capacities that INQ reported previously. Expect G80 to be out somewhere in mid November along with Kentsfield. Izvor: VR-Zone |
Interesantno. Vrlo interesantno. Bit će zanimljivo oko Božića :)
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to se čeka : goood :
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Pa koliko će se onda tek g80 zagrijavati kad ima oko 700m tranzistora,takt jezgre do 1.5ghz,proizveden sa 90nm,a za r600 su rekli oko 180w...A r600 ima oko 500m tranzistora te je 80nm
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Citiraj:
usput, ima li kakvih glasina o potrošnji? spominjalo se 150w? nek 2 takva gpu-a spoje u 1 karticu ako su face:beer: i to za core clock do 1,5 ghz mi je malo previše ako su sad na koliko? 650 sa 7900gtx-om? |
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Mene samo zanima, jel ce bit toga na AGP-u... : nuts :
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@danij3l:To je inq najprije napisao,ali danas je bila vijest da je to laže i da trože do 180w...
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Citiraj:
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Citiraj:
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takvu karticu stavit na agp, to bi ju ugusilo :p
aj dobro da nije 250W, kaj bi trebali imat bar 1kW da sve to napajamo na OCu, 180W je jos razumljivo... |
180W nije malo dečki. Vidjet ćete kolko će se to grijat, pogotovo kada se za ovu 8800GTX piše da će je valjda hladit voda...
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We heard that G80 will be in time for launch in June during Computex and the process technology is likely to be 80nm at TSMC. In the recent statement, NVIDIA has said that they will be backing the 80nm "half-node" process by TSMC where it allows reduction of die size by 19%. We have previously mentioned that G80 is likely to take on the Unified Shader approach and supports Shader Model 4.0. G80 is likely to be paired up with the Samsung GDDR4 memories reaching a speed of 2.5Gbps. As for ATi, the next generation R600 is slated for launch end of this year according to the roadmap we have seen and the process technology is 65nm. It seems that the leaked specs of the R600 that surfaced in June last year is pretty likely.
According to Xpentor, NVIDIA G80 will make ATI stumble on April. Quad SLI itself can be implemented on a single card with two chips solution because it will carry the first dual core GPU ever with the support of DirectX10 and Shader Model 4.0. The development of G80 is also mentioned as being running very intensive since NVIDIA's acquisition over ULi. As for the upcoming G71, there will be 32pipes, increase in ROPs and a little speed bump over the core clock. * 65nm * 64 Shader pipelines (Vec4+Scalar) * 32 TMU's * 32 ROPs * 128 Shader Operations per Cycle * 800MHz Core * 102.4 billion shader ops/sec * 512GFLOPs for the shaders * 2 Billion triangles/sec * 25.6 Gpixels/Gtexels/sec * 256-bit 512MB 1.8GHz GDDR4 Memory * 57.6 GB/sec Bandwidth (at 1.8GHz) * WGF2.0 Unified Shader |
Ma nek se grije, nek troši, nek košta...glavno da kartice tipa 7900GS, 7900GT, X1900GT/X1950Pro i X1900XT (nakon izlaska i dolaska G80 i R600) još "malo" pojeftine. S ovim cijenama i potrošnjom G80 bude (ako ništ drugo, onda bar u prvom mahu nekolko mjeseci) rezervirana za DFP konfiguracije. Valjda (jer kak je krenulo, ko zna de im je kraj s tim zahtjevima) budu kasnije stigli derivati kolko-tolko normalnije/prihvatljivije potrošnje i pristojne cijene i zadovoljavajućih performansi.
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bože sačuvaj : stoopid
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Citiraj:
A onda nista... Mogu se samo nadat da ce neka okrljastena verzija izac... :p |
Mozda Gainward opet iznenadi:) ajd ne mora biti GTX, ali ipak...
A za jezgru mi se cine malo preoptimisticni, no ako bude sve kao sto sad stoji na papiru, bit ce to stvarno veliki napredak u odnosu na sadasnje... |
Tipovi na Dailytech su se uspjeli dočepati 8800GTX i 8800GTS kartica. Specifikacije 8800GTX bi trebale biti slijedeće:
-jezgra na 575MHz -768mb DDR3 (?) memorije na 900MHz na 384-bitnoj sabirnici (oko 86GB/s) -128 unified shadera koji rade na 1350MHz - preporučeno napajanje za ovu karticu je 450W Za 8800GTS: -jezgra na 500MHz -640MB DDR3 na 900MHz i na 320-bitnoj sabirnici (oko 64GB/s) -96 unified shadera koji rade na 1200MHz - preporučeno napajanje za ovu karticu je 400W Detaljnije ovdje EDIT: Na dailytechu bi se danas-sutra trebalo naći i objašnjenje arhitekture. Meni je kao i mnogima zapelo za oko ono na koliko radi chip, a na koliko unified shaderi |
Citiraj:
ddr3 memorija??????????....šta neće ići GDDR4...to je 100% neka greška: nono : |
Pa zato je taj upitnik kraj toga. To i mene jako iznenadilo.
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pa nek samo pojeftine DX9 grafe i milina.
: cheers2 |
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tu se isto spominje gddr3 mema??? el moguce da su i oni pogrijesili?
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Moguće je da je GDDR3 jer koliko sam čitao da je samsung zeznio neke GDDR4 i da prijeti nestašica istih.
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tko ce imat novcica za to?!
Za te novce mora da mi,kavu kuha i pravi sendvice!! |
Uvijek je netko spreman dati novce za to. Nije ništ puno jeftinija bila ni 7800GTX kad je izašla. IMHO te kartice nije pametno kupovati prije izlaska ATi-jevog R600 jer sumnjam da će nešt posebno past cijena do tad
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jos nigdje nema nekakvih testova...
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Bit će nakon 8.11. kada NVidija namjerava i pustiti karticu u prodaju
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Ma polako. To ce cudo imat paprenu cijenu, oko 5kila kuna sigurno.
A nakon mjesec-dva, najvise 3 ce vec izaci poboljsanje verzije od inicijalne koja tek treba izaci. |
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