ZvigadzirwaElectronics

Ati Radeon HD 4800 Series: tsananguro mapurani zviri yechinyakare Video kadhi dzakatevedzana

Ati Radeon HD 4800 Series именуется классически. Series Ati Radeon HD 4800 Series anonzi munhu chaiwo. Chokutanga digit inoratidza rudzi ane adapteri. Mhuri yechipiri pakavanda. Okupedzisira maviri anoratidza zvariri womuenzaniso. Pakutanga, mutengo mavhidhiyo makadhi vezera iri rakatanga chiratidzo 5,000 rubles. Zvino kuti nokubudiswa mano izvi yamira, musika wacho yechipiri inogona kupa mano zvakadaro nomutengo 1000 rubles.

moyo

Vhidhiyo ainzi RV770. Zvinosanganisira zvinopfuura mamiriyoni 900 transistors. Chokwadi, ichi ndicho chaizvo chaizvo, asi kwete chinyorwa. Zvisinei, imwe yepamusoro 55-nm muitiro michina kuchaderedza mutengo nyaya dzavo uye kurova makwikwi kwenguva.

ATI Radeon HD 4800 Series довольно сильно снижены по сравнению с ядром предыдущего поколения. Ndinofanira kutaura kuti ATI kakawanda kuti GPU yacho Radeon HD 4800 Series chose ipfupi zvichienzaniswa yapfuura kuchizvarwa injini. Zvisinei, chichiwedzera anokwanisa unaku processors vanofanira kuva pakati nepakati drawback GPU frequencies.

Inofanira chaiyo pfungwa GDDR5 ndangariro. Kushandiswa kwaro zvaiita kusimudza muzariro bhazi bandwidth pasina kuwedzera ayo ikakuruma udzamu. Chokwadi, mutengo GDDR5 yakakwirira, asi anobatsira zvishoma basa, sezvo Yokudzidza urongwa dzose mano pamusoro bhodhi.

The kupfuura matambudziko nzvimbo mavhidhiyo makadhi Serial nhamba 3 - unaku processors. Kuwedzera nhamba yavo 40 akatibvumira kugadzirisa dambudziko huru.

Kunatsiridzwa ALU

видеокарта ATI Radeon HD 4800 Series очень зависима от уровня оптимизации кода шейдеров в 3D-программе. ATI Radeon HD 4800 Series Graphics kadhi, chero chaizvo novimba nenhanho Optimization shader remitemo iri 3D-chirongwa. Zvisinei, dzakatevedzana adapters takashongedzerwa mazana masere ALU, uye pamusoro mumwe nomumwe chinoumba ari processor aripo muna Task Manager kuti optimize kwaita. In zvakaipisisa nyaya, bumbiro remitemo vachange panguva kupatsanurwa muna ALU 160. Kana mumwe kadambari hadzisisina akatakura kuti kunonyanyisa kadambari simba achava akaenzana imwe teraflop. Nhamba iyi akafanana NVIDIA flagship repfumbamwe chizvarwa.

End mhete akitekicha

ATI Radeon HD 4800 Series под микроскопом, можно увидеть, что в общем сохранены все технические особенности предыдущего поколения ядра. Kufunga processor Graphics kadhi ATI Radeon HD 4800 Series pasi maikorosikopu, unogona kuona kuti, vakawanda rakaramba ose hwokugadzira zvinhu yapfuura chizvarwa core. Zvino, zvisinei, non-annular mapurani.

Kuyeuka controller revatema inowanikwa anoshanda bidirectionally. Blocks kuti havafaniri nokukurumidza kuwana mirayiridzo dziri kumativi core. Mukuwedzera, processor riri pedyo chinja, zvinoita richibatanidza namano kuti havasi kutsoropodza bandwidth. Kana kunyatsoshanda pamusoro chinoumba zvinhu yapfuura chizvarwa aigona kusvika mucherechedzo 85%, kuti kuvandudzika vakabvumira kuti auye nayo kuna inoshanda kunonyanyisa. Nyanzvi ATI kuti vanoti kadambari zviumbu kuva 40% yakawanda.

Dispatch Processor

Basa Manager anogona kunzi chikuru mudziyo upi Graphics processor. basa rake ndiro vakarongeka hurumende ichiisa mari. Muchiitiko chino, vose tsanga anofanira akatakura zvakafanana. Kana ichi kunozadziswa, chokupika zvichabviswa maximized.

количество блоков для хранения и обработки кода увеличилось. In goho ATI Radeon HD 4800 Series nhamba yomunhu bumbiro okuchengetera uye kugadzira zvawanzwa. Zviri ivaiwo guru uye uwandu SIMD-siyana. Nokuda kwaizvozvi, hondo neimwe zvino haasi kushanda yega, mashoko anogona vaipanana kana zvakakodzera. Mukuwedzera, Optimization pamusoro algorithms uye pasi Task Manager.

unaku zvidzidzo

Rudzi rwechitatu vhidhiyo kadhi raiva unaku anokwana zviyero 16 chete, izvo zvachose haingatikwaniri vakawanda 3D-mafomu. Pakazoti TMU mumwe chakaita kuti mumwe chete filtration chikwata. Izvi zvinonyanya kuoneka kana vakava anisotropic mupise, uye rinoshanda kwose kwose.

The Developers vatora kufungawo zvakaitika yapfuura zvikanganiso. Zvino TMU neimwe module ndiyo 16 zviyero, achiita unaku zvakabudiswa uye inonzwika apo neapo 4 uye kugadzirisa misa. Pamwe chete zvakawedzera bandwidth pamusoro TMU chokupika chinhu ichi yakawedzera 2.5 nguva.

Modules, uyewo vakura vanoratidza adapters ikashandiswa kusvika 4. Zvisinei, nokuda Optimization mukuwanda transistors kuderedzwa pano.

cache

характеристики которой заметно выросли по сравнению с младшими адаптерами, получила новую систему кэшей. ATI Radeon HD 4800 Series Graphics kadhi, hunhu izvo chaizvo kuramba tichienzanisa adapters muduku, ane itsva cache hurongwa. Zvino, kupanana umboo yokutanga chechetere cache ndepana anenge 480 GB / s, wechipiri - a 380 GB / s. Uyezve, vose SIMD chinoumba zvino akagadzwa pachake ndangariro kwayo, izvo zvinoita kuti kushanda panguva vakawanda mashoko.

vatsva zvinhu

Kunze inokosha utsanzi, akasakuvara zvichabviswa kucherechedzwa uye duku. makadhi ose ari HD 4800 akatevedzana vakapinza controller zvavo Realtek, izvo zvinoita kuti kushanda panguva imwe chete makwara masere. Panyaya iyi, kufadza goho Bitrate inongova pamusoro 6 Mb / s. Yokumusoro ngaasungirire zvakabudiswa maitikiro iri 192 kHz.

Advanced zvinhu zvinokosha chaizvo kuti vaya kubatanidza kuti Multimedia yekombiyuta. о которой и без того лестны производителю, из-за описанных выше особенностей получила в свою армию фанатов еще и пользователей, не интересующихся компьютерными играми. ATI Radeon HD 4800 series, ivo wongororo izvo kare kumeso mugadziri, nekuti zvainyanya pamusoro apa akanga muuto rake mafeni uye kunyange vanoshandisa vasiri kufarira mitambo yepakombiyuta.

Akavaka-mune zvose zvakasikwa mavhidhiyo decoder hakusi chete nyore kutsungirira achitamba mukuru-tsanangudzo video, asi anogona panguva kuuratidza pamusoro monitors maviri akasiyana. Saka imwe neimwe goho mudziyo anogona goho yakasiyana anonongedzera.

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