Video memory. Overview cards: yi shugaban

A wani shekaru a lokacin da bayanai da fasaha ya tsinkãyi kusan dukan duniyoyin rayuwa, ana samun m shahararsa da kuma kwamfuta da wasannin. A talakawan mai amfani ba musamman tunani game da cikakken bayani game da your PC, amma yan wasa ne ko da yaushe a kan lookout ga mafi m aka gyara kamar yadda zai yiwu. Daya daga cikin manyan sassa na wani graphics katin, kuma caca masu goyon baya aka kullum neman hanyoyin da za a kara yawan video memory.

Babban sigogi na cards

Abin da, a gaskiya, saboda haka muhimmanci a cikin zamani PC graphics katin? Na farko, shi kayyade gudun yunkuri na image a kan allon. Alhakin wannan aiki na GPU iko. Abu na biyu, bangaren da yake iya goyon bayan latest wasanni. Shader, ko, mafi kawai, firmware nuna newness da kuma na zamani maps.

Har ila yau quite muhimmanci sigogi ne wasan kwaikwayon da kuma gudun karatu. Wadannan dalilai shafi cikin adadin video memory amfani. Akwai wani gargadi: sau da yawa unscrupulous masana'antun saka a cikin sigogi na map quite mai yawa memory, game da shi, luring da abokan ciniki. Amma a gaskiya wadannan Figures koma zuwa adadin gida ajiya, wanda shi ne alhakin da adadin data da za a sarrafa a lokaci guda. Duk da haka, a wata low frame kudi, wannan darajar da cikakken m.

A ikon kai bayanai a mafi guntu adadin lokaci characterizes data bas. Its sigogi ne a cikin kewayon daga 32 zuwa 512 ragowa.

Domin kara yawan bayanai ga lura da kuma inganta yawan aiki ta amfani da fasahar kafa biyu katunan lokaci guda. Wannan tsarin yana da sunan SLI da gwabza. Haši (VGA, DVI, ko HDMI) ba ya shafar kwaikwayon na wasanni.

A mafi iko graphics katin, da mafi zafi da kuma makamashi emits. Saboda haka, ya kamata ka kula da ingancin da sanyaya tsarin sassa. Idan katin ya kai a kai overheated, allon image za a gurbata, kuma haƙĩƙa, abu sauri kasa.

Mene ne m adadin video memory ake bukata da kuma yadda za su kasance tare da wasu sigogi? A general, masana bayar da shawarar a zabi wani graphics katin ga kwamfuta iko.

Volume "for dummies" VRAM

Hankali selection na yan wasa ko graphics bukatar wani irin art. Amma yadda za a kara yawan video memory ga talakawa mai amfani, ba ga delve ma warai a cikin wannan batu? Bayan duk, babu bukatar saya da flagship mafita ga m matsaloli - quite m, amma da kyau model.

Nawa video memory ake bukata don adana images? Lissafta wannan siga ne mai sauki, ko da wani talakawa mai amfani, wanda shi ne mafi daga lissafi ko IT. Don fara, sanin da ake bukata adadin video ƙwaƙwalwar ajiya ga graphics yanayin. Lissafi da mafi ƙarancin adadin ne ninka da image nisa to ta tsawon (watau cikin ƙuduri na diagonal) da kuma bitmap.

Alal misali, idan lura da sigogi 1920 x 1080, kuma ya fi kowa launi iri - 32 ragowa, to fitarwa daya frame bukatar: 1920 x 1080 x 32 = 8.3 MB. A general, da ake so adadin video memory dogara a kan irin mai amfani da aiki.

Ga wasanni a mahara fuska a lokaci guda na bukatar high quality-graphics, kuma ya kamata fahimtar graphics katin more. An shawarar ba, baicin kayayyakin da cewa suna da damar fiye da 4GB na video memory. Kuma idan kwamfuta da ake amfani da "m" dalilai - ofishin aiki, karatu, kallon fina-finai, sauki wasanni - da ganiya girma na 1-2 GB.

The "kwakwalwa" maps

Video memory sabobin tuba da sakonni a cikin wani hoto, da kuma taimaka da processor aiwatar da bayanai hade tare da samuwar da image. Yana wakiltar wani analog memory kuma kunshi wani hoto processor da chipset. Wannan graphics processor ko guntu sun fi mayar da sanin siffofin, wasan kwaikwayon da kuma karko na graphics katin.

Shugabannin a cikin guntu masana'antu kasuwar ne AMD Radeon da NVDIA Geforce. Computer Refayawa kusan babu hanya mafi ƙaranci daga gare juna. Suka samar high quality-sarrafawa, wanda zauna 80% na dukan video, da kuma sayar da sanannun brands: Asus, GigaByte, Zotac, Sapphire, MSI.

A ƙarshe na bangaren sassa a cikin da dama kamfanonin ne kawai 20%, don haka da yawa zuwa tsaya fita ba su yi aiki. Amma, Asus, GigaByte, Zotac, da saffir, da MSI samar da ƙarin musaya da kuma sanyaya tsarin. Saboda da m gasar, farashin low-karshen cards an ragewa. Wannan shi ne dalilin da ya sa na yau da kullum masu amfani da suka yi mediocre aiki (aiki tare da takardun, igiyar ruwa da yanar gizo, undemanding game), akwai model na da kyau quality a wani m farashin.

NVDIA

Da alama samar ba kawai wani sananne GeForce. NVDIA kuma samar da kwakwalwan kwamfuta, Quadro, wanda aka halin high yawan aiki. Irin wannan kwakwalwan kwamfuta su dace da mai amfani, da kuma sana'a tsarin.

Kamfanin ma yana da kyau wurin sa a kasuwa na šaukuwa na'urorin. Dabam, za ka iya zaɓar NVDIA Tegra. Yana bayar da mai kyau zana wakilci na da yawa na wayoyin salula na zamani da kuma sauran na'urori.

NVDIA iri nasa mai yawan sha'awa fasahar:

• NVDIA SLI ba ka damar shigar guda tsarin mahara graphics katunan.
• NVDIA CUDA - shi ne mai shirin tsarin mai goyan bayan processor sarrafa kwamfuta tsarin.
• NVDIA 3D Vision kewaya tallafawa biyu 3 allo da kuma ba ka damar aiki tare da 3D-image.
• NVDIA PhysX SDK iya rike jiki sabon abu - hira nama, taya da daskararru.

AMD Radeon

Kwakwalwan kwamfuta AMD Radeon guda yawan aiki, ƙananan farashin sãɓawa jũna. Wasu masu amfani rarrabe image quality. Image saboda da softness na launi ne mafi idon basira. Ikon amfani da wadannan katunan a kasa, kwakwalwan kwamfuta AMD Radeon kasa zafi.

Daga cikin ban sha'awa siffofin AMD Eyefinity fasahar za a iya gano, wanda zai bari ka haɗa har zuwa 6 zaune a yanki a kan wani guda graphics katin. Don kwanan wata, akwai ma wasu tsarin da ake da goyan bayan da fasahar hada har zuwa 24 ke zaune a yanki. Debe katunan wannan kamfanin ne don magance inuwa.

Top mafi kyau cards

Yanzu kowa da kowa, ko da wani bai gogu da duniya mai amfani san yadda za a kara yawan video memory - kawai shigar mafi graphics katin. Amma yadda har yanzu da hakkin zabi? Bayan duk, kasuwa kawai cike da wani yawa na graphics sarrafawa. A wannan yanayin, kowane manufacturer, yana da amfani ko rashin amfani. Don shugabannin a cikin wannan kasuwanci kashi hada Asus, Sapphire, Gigabyte, MSI. Kadan m, amma wajen samar da kayayyakin da kyau quality - Zotac, Leadtek, PowerColor. A baya can, wadannan kamfanoni suna tsunduma a cikin ci gaba da kuma samar da video cards, amma saboda wasu kurakurai, mafi yawansu ba su yanke shawarar saki da kayayyakin a kan tushen da high quality-model na sanannun masana'antun.

Rating GPU yi

Fi jerin graphics katunan yi NVDIA Titan X model, da darajar da m sassa - fiye da $ 1,000. A saman goma, wanda shi ne muhimmi, sun hada da latest model na NVDIA iri, kawai wuri guda (10th) daukan wani model na AMD Radeon (Radeon Pro Duo). Rating yi graphics katunan sanya bisa ga PassMark - G3D Mark.

Winner rated graphics sarrafawa noisiness

A amo matakin shi ne dogara a kan adadin zafi wadda allocates katin a lokacin wani aiki aiki. Masana'antun na kokarin rage wannan kudi ta shigarwa na daban-daban da sanyaya tsarin. Yana fi jerin graphics katunan tare da low amo damar model 1060 Zotac GeForce GTX HAU! 6GB GDDR5 (kudin na 20 zuwa 24 dubu. Rubles). Kuma wasu juyi na kamfanin Zotac da low amo iko.

amfani GPUs

Don sauri ba ya zama masanan basu ji dadin a buying, kana bukatar ka kula da adadin kuzari da cewa tana amfani da graphics katin. Musamman wannan zabin kamata la'akari da idan kwamfuta samar da wutar lantarki ba iko isa. Sau da yawa, masana'antun saka da mafi ƙarancin iya aiki, wanda aka shawarar yin aiki.

A wasu model, akwai kuma wani ikon ceton aiki. Kada suyi bi marketing ploys da kuma sayan wani video katin da makamashi kiyayewa. Wannan wani zaɓi iya ba ko da zama dole, saboda duk ya dogara kan yadda mai amfani da yake faruwa ta yi aiki da abu.

Daga cikin model na daya iri iya fadin zo a matsayin nasara kofe, da kuma video katin tare da babban iko amfani. Ka ba zaɓi, ba shakka, shi ne abu da low makamashi amfani.

Shugabannin da kuma sakamakon

Lokacin da zabar wani graphics katin wani hukunci siga ga mutane da yawa masu amfani ne daidai da cika, amma yana da muhimmanci a kula da sauran al'amurran. Domin a gaske iko caca kwamfuta mafi wani zaɓi cikin sharuddan farashin da ingancin shi ne STRIX-GTX 1080-8G-caca: shi siffofi isa ba kawai don gudu dukan latest wasanni, amma isa ga nan gaba. Ba muni, kuma dual GTX 1070-8G, ba ka damar gudanar da latest wasanni a iyakar saituna matsananci.

A cikakkar shugaban da ya fi iko graphics katin, wanda za a iya samu don sayarwa a wannan lokacin ne GIGABYTE GV-N1080XTREME W-8GD (hoton da ke ƙasa). Duk da haka, wannan model, tare da high yi, kuma yana da gwada da low presumptive rayuwa.

Domin matsakaici da kuma low-caca kwakwalwa ya zama lafiya dual-GTX 1060-3G, STRIX-RX470-4G-caca, GTX750TI-PH-2GD5 (hoton) ko MINI-R7360-2G. Wannan shi ne mai gwada da m high yi bambance-bambancen karatu.

Duk da haka flagship mafita an gaske da ake bukata kawai real yan wasa, ko kuma wadanda sana'a aiki na bukatar high hardware bayani dalla-dalla. Talakawa masu amfani, suke ciyar mafi yawan su lokaci tsunduma a tace takardun, igiyar ruwa da yanar gizo, kallon tef a social networks ko fina-finan, shi ne mai kyau isa, amma low-cost model. Su 710-1-SL, 710-1-SL-BRK, R7250-2GD5, GT730-2GD5-BRK. Wadannan cards zai ko da damar zuwa wasa na zamani wasanni a m saituna.