A Radeon HD 3870: halaye, kwatanta da takwarorina da kuma sake dubawa. A video katin on your PC

Yanzu, a bi ta cikin m da kuma iko GPUs mutane ne son biya daruruwan daloli. Su bambancin aka karin a cikin kasuwar. Amma shekaru goma da suka wuce, wannan ba za a iya ce game da wannan yanki. Cards kasance kaɗan gyare-gyare kuma da wuya ya bayyana a cikin irin wannan manyan lambobi. Amma ko da daga baya riga gasar tsakanin "ja" da "blue" sansanin girma a kowace shekara lyutee. Saboda haka, a karshen shekara ta 2007, AMD saki ta sabon brainchild - Radeon HD 3870.

Kamar yadda ya saba, wannan katin da aka saki ba kawai a cikin misali version, amma kuma a cikin daban-daban versions daga wasu masana'antun. A model bambanta a cikin bayyanar, da sanyaya tsarin da overclocking m. Zabuka daga Gigabyte, Asus, Sapphire ya zama mashahuri asali version tare da inganta fasali.

misali

Kafin la'akari da wani modified version, shi wajibi ne su fahimci abin da za ka samu asali video katin Radeon HD. Wa ya san yadda za kawota cikin tunani model, kuma ko da ya kasance kullum samuwa ga mai saye. Kamar yadda ba a sani ba, kuma ta bayyanar. Duk da haka, totur sarrafa a kan RV670 core, 55nm aiwatar da fasaha.

Kwaya sarrafa at gudu daga 775 MHz, GDDR4 irin memory cije 256 da ragowa da kuma aiki a 1125 MHz. Damar ƙwaƙwlwar ajiya har zuwa 512 MB, wanda shi ne domin yanzu lokaci ne sosai takaice. Transistors ciki ya 666 miliyan hadade shader naúrar 320, da kuma ROP - 16 guda.

A model daga Gigabyte

Ba za mu iya ce cewa graphics katin AMD ATI Radeon HD 3870 for cewa sosai dalilin ya zama saman m. Amma har yanzu daraja ce game da shi, domin shi ne daya daga cikin sayi da kuma bukatar da a kasuwa.

Zo model ominous kunshin tare da image da hali na wasan. Wannan ne, mai amfani iya nan da nan tsammani cewa ciki na jiran ya kyauta. Front viduh samfurin da aka kayyade da kuma asali jaddadawa. Baya da bayanai da aka fi, amma shi ke, domin shi ya bayyana a cikin harsuna da dama. Har ila yau, akwai hotunan kariyar kwamfuta na wasan, wanda ya kyauta.

Yana da ban sha'awa cewa wasu takamaiman graphics yi shiriya ba, saboda haka, a gaskiya, wannan akwatin za a iya sanya da kuma wani model, canza gaban kawai index sunan. Har ila yau, mamaki da kuma babu m bukatun for wani tsarin da za a soma wannan model. A daya hannun, ya bayyana sarai cewa kowane mai amfani a lokacin da sayan kanta tana koya da kuma ganin abin da zabin shi shige, kuma a kan sauran, ba kowa da kowa ya san cewa katin da aka bada shawarar samar da wutar lantarki ne 450 watts.

Ciki da katin a kan PC aka kammala tsare, ko da yake shi ne duk abin da ake bukata. Saboda haka, akwai wani mai shiryarwa a uku kofe, CD tare da direbobi, hudu adaftan, da gwabza gada, kazalika da wasan Neverwinter Nights 2. Total kamar isasshen, fãce da adaftan wutar a kan wani shida-pin PCI Express.

bayyanar Gigabyte

ATI Radeon HD 3870 duba a lokacin sanyi. Ya kasance rashin tsoro ja, Ya sanya daga high quality m roba. A gaban da sanyaya tsarin gidaje sported wani kwali, wanda sake tunatar da mu game da wasan a cikin sa. A sabon tsarin ya rike da tunani, wanda aka kullum halin da launi na PCB, gidaje da kuma logo.

Yana da ban sha'awa cewa hukumar da kanta ne kuma ba sosai permutations aka gyara. Ta ma yana da wani kama da na baya model 3850, daga abin da daban-daban na goyon bayan sauran iri video memory. ƙarin wutar lantarki aka gane ta hanyar shestikontakny haši. Kuma idan PC harka shi ba sosai fili, a can zai iya zama matsaloli a installing da adaftan da ciki.

Interface Panel ya samu a kananan adadin haši don a haɗa waje na'urorin. Ga za ka iya samun biyu daga DVI-I, don su a cikin akwatin adaftan ga VGA da HDMI, kuma ya TV-Out, wanda aka goyon HDTV.

sanyaya tsarin

Duk wani graphics katin a kan PC dole ne a sanyaya tsarin. Wannan zai dogara ne a kan yiwuwar overclocking da kuma sauran aiki model. A wannan canji, shi yana da m m bayyanar. Kafin mu ne manyan ja roba casing, ciki wanda akwai wani fan, kananan size, kuma m lagireto. Duk da wannan shiri zai iya juya don samun to gyara.

A amfani da wannan tsarin da tsarin - shi ne gãnãwa shiru da kuma iska kanti waje da gidaje. Amma, a daya hannun, zai kasance mafi alhẽri iya jimre lokacin sa a cikin gidaje, ƙarin sanyaya. Af, da sanyi iska kama ƙwaƙwalwar ajiya da kuma ikon management naúrar kwakwalwan kwamfuta ta cikin ramummuka a cikin gidaje.

Kuma idan da farko duba alama da talakawan sanyaya tsarin da kuma fiye ko žasa iya hakuri, a yi shi dai itace cewa shi ba ka damar dumama zuwa 90 digiri devaysu. Masana sun fara fahimtar, abin da yake cikin matsala. Bayan duk, a gaskiya, da graphics guntu ne wajen "sanyi", shi ne kuma mai kyau a cikin lagireto sanya tagulla. A kan lokaci, an gano cewa direbobi dole viduh lahani. Yana yana lalacewa ta hanyar gaskiya cewa atomatik fan gudun iko ba a zahiri kunna, kuma haka da farko da tsarin da ke gudana a 25%. Saboda haka, shirun da kuma high zafin jiki dumama.

Duk da wannan duka, tare da taimakon ƙarin software shi duka da sauri gyara. Eh, za ka yi da hannu daidaita, amma shi kuma da yawan zafin jiki ya ragu nan da nan, da kuma tsarin aiki yadda ya kamata. Hakika, tare da fan amo ya karu da shi.

jaddadawa

Map ATI Radeon HD 3870 (RV670), aka gabatar a 'yan gyare-gyare. A kan lokaci, da samfurin da aka fito da tare da wani updated version na core na biyu. Wasu daga cikin wannan embodiment Gigabyte da rafi sarrafawa 320, 16 guda na tubalan irin zane da ROP. Frequency kamar misali version 775 MHz, kuma ƙwaƙwalwar bas bit nisa na 256 ragowa. Wannan embodiment Rarraba da 512 MB wanda aka kasu kashi 8 GDDR4 irin kwakwalwan kwamfuta. A Agogon mita na memory 2500 MHz.

yawan aiki

A lokaci daya, wannan canji ya wuce da yawa gwaje-gwaje. Its main fafatawa a gasa, sun zama GeForce 8800 GT, Radeon HD 2900 XT cards, da kuma sauran bambancin 3870. Game da su, matasa, da takwarorinsu, viduh lashe dama yi da kuma zama da sauri ta 25%. In mun gwada 2900 XT, zai iya sauƙi gasa ga ikon amfani da kudin. A GeForce 8800 GT ya zama gasa kawai domin kadan kusa a cikin sauran Figures, ko da yake a gaskiya ya fi karfi, ko overpriced.

overclocking

Overclocking da Radeon HD 3870 Gigabyte 512Mb abu na farko da ya zama a fara da kara fan gudun. Saboda haka, a kalla 50% wajibi ne a kara da damar da sanyaya tsarin. Don yin overclocking a mafi yiwu yi, shi ne mai yiwuwa a gudanar da sanyaya a kalla. Saboda haka a kan talakawan, shi gudanar tada mita zuwa 857 MHz, kuma ƙwaƙwalwar zama sauri da kuma aiki a 2560 MHz. A sakamakon haka, yi ya karu da 10-15%, wanda shi ne kyawawan mai kyau. Sakamakon haka, tsarin ya zama mafi m da 10%.

Reviews na Gigabyte

Gyara da gaske ya juya daga mai kyau. Ganin cewa zabi a lokacin da aka wanda bai isa ba, da bukatar da ta yi girma a ko da more. Reviews viduh ma samu mai kyau. Mu yabe kyau darajar kudi. Nawa ne katin zuwa kwamfuta na irin wannan ne yanzu da wuya a ce, version b / u za a iya samu daya da rabi dubu rubles.

The yawan amfanin ƙasa batu darajar da aka kimanin guda. Saboda kudi mai amfani samun m tsarin, musamman idan ta bai shigo, da hardware dikodi mai, samuwar m video jimloli da kuma ko da wasa a matsayin kyauta. Hakika, yanzu wannan model ne mai wuya a iya jimre wa bukatar na zamani mutum ba, amma a lokacin ya nuna kyau talakawan sakamakon cika.

A model daga Asus

Wani mai kyau wani zaɓi Radeon HD 3870 ya da wani canji na Asus. Ta karbi mai ban sha'awa bayyanar, amma a kan fasaha halaye kasance a cikin shakka. A gaskiya, shi ne kusan m zuwa baya model, haka sau da yawa da su yi la'akari da shi a gwabza yanayin. Wannan shi ne, mun koyi on.

Supply trends wakilci a cikin m marufi. A bayyanar shi alama kadan mafi inganci fiye da na baya version. An sanya a baki da kuma m launuka. Front sake wani m na bayanai, amma akwai bayanai da cewa shi ne a cikin mu yana jiran wani sabon abun wasa. A kan Reverse gefen kunshin ne ma a mafi žarancin bayanai. Akwai kawai na waje bayanai, wanda shi ne kullum isa ya fahimci abin da muke da shi a hannunka.

Ciki da kunshin mai yawa ban sha'awa na'urorin haɗi. Saboda haka, akwai kamar wata DVI to VGA da HDMI. Akwai kuma wani version for TV-Out. Akwai gada a cikin akwatin CrissFire kuma sabanin baya model, a nan sanya shida-pin PCI Express haši. Bugu da kari, akwai: wata takarda mai shiryarwa, ta lantarki version, direban software da kuma Disc da wasan Company of Heroes: Hamayya fronts.

Design da Asus

Sha'awa, da Asus Radeon HD 3870 zaɓa domin amfani da naka PCB zane. An sanya a cikin ja, da kuma tsari ne da ɗan daban-daban daga cikin misali version. M bambanci a fan ikon kewaye, kazalika da gaban da saka magana, wanda zai tunatar da tilas wadata.

Har ila yau, nan da nan m zabi na m mai sanyaya cewa ya dubi m, kuma shi ne da ɗan kama da zamani bambancin da sanyaya tsarin. Ya kunshi wani aluminum gidan ruwa, sauki, shiru, amma tasiri, da kuma babban fan cewa copes da aikinsa.

Bace daga jirgin, kuma radiators kusa da ƙwaƙwalwar kwakwalwan kwamfuta, wanda suka raba cikin zãfi. A daya hannun, labarai ne bad, da sauran - a aikace, wannan ba zai tasiri a yi, saboda babban na'urar sanyaya copes tare da sanyaya jirgin. Da ikon kayayyaki suna da kariya ta na mallakar tajirai zafi kwatami, wanda shi ne ma tasiri, ko da yake karami. Game da reference model, da yawan zafin jiki a wannan gudun a wani gyara na mai sanyaya zuwa kasa da 10 digiri.

bayani dalla-dalla Asus

Asus Radeon HD 3870 bayani dalla-dalla ya m ga misali version. Ga duk wannan RV670 XT core, wanda ya samu 320 hadade rafi sarrafawa, 16 texture raka'a da ROP. Abin sha'awa, agogon mita ne ya karu da 2 MHz, kawai ya zama kyakkyawan siffa 777 MHz. Babu bambanci, amma ga alama kamar mafi tunawa.

Video memory ne guda, tare da bit 256-bit 512 Mb a guje irin GDDR4. Memory Agogon gudun 2,500 MHz, ko da yake a yi da gwaje-gwaje nuna sake a 2250 MHz.

kara a yawan aiki

Abin sha'awa, wasan kwaikwayon na wannan canji ne guda a matsayin cewa daga cikin Gigabyte version, don haka da wani abu na musamman kamata jira ba. In mun gwada ƙaramin version 3850 wannan kadan wins ta 10-15%. Idan muka dauki model na "maƙiyi" sansanin, shi ne kadan gaba da GeForce 9600 GT kuma dan kadan baya zuwa GeForce 8800 GT, abin da yake amfãnin daga kasancewa daga version 1 GB.

Amma idan ka yi amfani da gwabza yanayin, da halin da ake ciki ya canza. A kan motherboard shigar biyu graphics katunan daga Asus. Nan da nan gwajin ya nuna wani kusan ninki biyu karuwa a yi. Idan PC aka ɗora Kwatancen haka cewa 512 MB ishe tare da kai, sa'an nan dukan tsarin ne a guje tare da daya kawai viduh, idan kana bukatar ka yi amfani da wata caca da aikin, da motherboard farawa a cike iya aiki duka biyu da adaftan da cewa qualitatively rinjayen aiki na da tsarin.

overclocking

Hanzari ba a tabbatar da cewa wasu mamaki, saboda, a gaskiya, wannan katin mafi sau da yawa sayo a biyu kofe. Duk da haka, mun sani cewa core mita har zuwa 837 MHz, da memory ya zama sauri da kuma bugun har zuwa 2500 MHz, wanda a gaskiya aka ayyana. Yawan aiki ya karu a kai tsaye gwargwado zuwa cikin hanzari - game da 7-8%.

Asus reviews

Yanzu, yana da muhimmanci a fahimta nawa ne a video katin zuwa kwamfutarka kuma yana da kyawawa zabi daga wani fanni. Shekaru goma da suka wuce da shi ya fi sauƙi ga saya m bambance-bambancen da aka gwabza yanayin kamar yadda nauyi-taƙawa graphics katunan a kasuwa akwai 'yan kaxan, kuma dukansu suna samar a ƙẽtare farashin.

Da kansa, wannan canji ya kuma tabbatar da cancanta da hankali. Ba kamar da suka gabata version, nan da sanyaya tsarin ne mafi alhẽri daga ganinsu, kuma behaves. Ko da a babban ikon shi ne m. Tare da girmamawa ga duk fasaha da aka gyara, babu canji da kuma wani novelties.

Video katin daga Sapphire

Wani babu kasa rare da kuma iko wani zaɓi shi ne video katin Sapphire Radeon HD 3870. Wannan model zo a cikin wani babban blue akwatin a cikinsa duk da abũbuwan amfãni daga wannan model an nuna. Sabõda haka na aikata da DDR4 memory gudu, gaban gwabza X, wanda zai iya riga a haɗe a lokaci daya uku ko fiye da totur. Har ila yau yana da full version of 3DMark 06.

Hade da aka biyu daga woje tare da direbobi da software kuma ya zo da biyu CD aiki tare da DVD, adaftan ga ikon da video fitarwa. Akwai wata gada a kafa mahara adaftan, wa'azi kwali a kan PC hali da kuma ko da wani coupon for Steam wasanni.

bayyanar

Af, ya kamata nan da nan a lura cewa duk da gyare-gyare ba bambance-bambancen karatu Radeon HD 3870 1GB. The bayyana model ne ma tattauna tare da 512 MB. Yana kama sosai da gyare-gyare. Reference PCB aka canza ja zuwa blue. Top da blue roba casing, ciki wadda mai sanyaya adana. Wannan zabi na sanyaya tsarin saboda gaskiyar cewa core nuna wani low dumama zazzabi, duk da haka a sama da wannan tambaya kusan babu dame.

halaye na

A Sapphire Radeon HD 3870 Fan iko ne kuma aiwatar a cikin tsarin, amma a gaskiya shi ne, wani lokacin dole su da hannu daidaita gudun. An aiki a nan har yanzu RV670 core. Its mita - 777 MHz. DDR4 memory irin daga Samsung zira kwallaye takwas kwakwalwan kwamfuta da 512 MB. Frequency kai 2250 MHz.

Sha'awa, da overclocking yuwuwar tabbatar da sharri. A general, da darajar za a iya tashi zuwa 850 MHz da kuma 2600 MHz, amma tsarin da aka ba barga, don haka overclocking za a iya daukan gaba daya Flop.

reviews

A general, da gyara ya juya daga al'ada. Masu amfani yaba ta m da ingantaccen sanyaya tsarin, kuma son cikakken kayan aiki da duk dole igiyoyi da adaftan. Gwabza X fasahar ba a bukata ba, amma da kasancewar ba ya tsoma baki da wannan harka. Ikon amfani ya kuma low. Abinda cewa abokan ciniki sun fuskanci - shi ne tare da kurakurai da kuma auna daidai a cikin gine-gine, amma suka daga baya gyara. To, mafi sa ran daga overclocking.

kasafin kudin zabin

'Yan mutane san cewa akwai wani mai rahusa version of Radeon HD 3870 x2. Ya yi aiki a kan wani modified kwaya RV670 x2 da 55 nm aiwatar da fasaha. A core mita kai 825MHz, amma memory ya kasance daga cikin tsofaffin irin - GDDR3 da damar 256 ragowa da 900 MHz. The adadin ƙwaƙwalwar ajiyar a cikin wannan harka duk abin da ya ma 512MB. Duk da} arin} arfin, saboda da low-gudun ƙwaƙwalwar, wannan model yana da ƙananan kudin, kazalika da bisa manufa a shahararsa.

Takwarorinsu daga fafatawa a gasa,

Kamar yadda aka ambata a baya, Radeon HD 3870 daga ATI juya daga quite m. Hall, ga shi zo GeForce 8800GT Sonic. Wannan version ya ɗan kyau yi. Na yi aiki a kan G92 core tare da 65-nm aiwatar da fasaha. A core mita - 650 MHz, amma gudun da hadade shader raka'a har zuwa 1625 MHz.

Adadin su ne ma m fiye da na fafatawa a gasa: 320 da 112 raka'a. Amma irin zane raka'a su ne sau da yawa m - 56 guda. Damar ƙwaƙwlwar ajiya da aka gabatar a dama versions, amma kwatanta sojojin dauki up wani zaɓi da 256 MB. Memory mita kai a wannan 1.9 GHz. Domin da gwaji, da mita na amfani da Radeon HD 3870 Gigabyte Overclocked. Wannan version yana da wani ƙara core mita 931 MHz, da kuma video memory overclocked zuwa 2430 MHz.

A sakamakon gwajin da kuma kwatanta da uku cards ya nuna cewa, a matsayin idan AMD ba ƙoƙarin tsalle a kan abokin hamayyarsa, suka wuya samun shi. RV670 core na da yawa bada G92. Zai yiwu shi ya sa "ja" don haka da sauri kika aika da kudin model. M ingancin HD 3870 za a iya daukan cewa a cikin wasanni da shi da dan kadan baya zuwa GeForce 8800GT, amma ba da kudin na biyu cards, a duk ne mafi zabi.

Kuma idan a farkon ya aiki, wannan model daga AMD yi fatan daga ko tsakanin gasar adaftan, sa'an nan daga baya harba kashe kudin da rauni version of NVDIA da kuma daina fada da makawa.

Idan har yanzu kana bar Foreseeable katin, wani gwani zai gaya maka cewa overclocking mata - wani abu dole da kuma muhimmancin. Reference halaye ne sosai rauni, amma ya iya tada yawan aiki da 20% - wannan shi ne babban damar canza daga wani rauni ga mai kyau totur adaftan ga yau da kullum ayyuka. Af, a lokacin da kasuwar ta wanzu biyu versions - 3850 da kuma 3870 - shi ne fin aka farko wani zaɓi, kamar yadda ya rahusa, kuma ko da yake iri dabam-dabam da irin memory, a cikin Naira Miliyan Xari da duk sauran halaye sun kusan m zuwa ta babban dan'uwa.

Idan muka koma zuwa ga sama gyare-gyare, ba shakka, a zabi mafi kyau ba sauki, tun da sun kasance kusan m. A cewar sake dubawa a fili yake cewa da yawa masu amfani zabi model cewa jin dadin more a kayan aiki, da kuma more musamman, a wasan a matsayin kyauta. Akwai wadanda suka zabi da Gigabyte godiya ga ƙananan kudin dangi zuwa Asus. A karshen wani zaɓi ya rare da waɗanda suka yi dogon amintacce kamfanin da kuma ya sani cewa dukan su kayayyakin lafiya suke.

Model daga Sapphire ya kalla m, saboda 'yan kaxan mutane sun ji game da manufacturer, kuma duk da damar, ciki har da wani gaza overclock, sharri ne a gare tallace-tallace.