AMD Radeon HD 7770: Ukucaciswa, ukubuyekezwa, ukubuyekeza

Ibhajethi ihluzo ikhadi HD 7770 kusukela AMD uthathé ukuma namandla emakethe yasekhaya, ngoba ingenye ambalwa uhlangabezana nenqubo ye intengo nekhwalithi phakathi izimbangi. ukusebenza okuphezulu, ezingaba enkulu ukusheshisa nokutholakala kwezobuchwepheshe sethu ngokushesha nentshisekelo amakhadi chip bonke abakhiqizi ezimakethe zomhlaba. Kulesi sihloko, umfundi bajwayelane nezici chip kanye namadivayisi kwezindlu kusekelwe kuyo, futhi isibuyekezo nempendulo kuyosiza abanikazi anqume on ukuthengwa bonke abasebenzisi.

izici lobuchwepheshe

Ngokushesha kuyafaneleka ukuthi ihluzo namafutha, AMD Radeon HD 7770 iyona kuphela besigaba isabelomali, okuyinto ifakwe Crossfire isixhumi. Lokhu kusho ukuthi abadlali bangahlangana ngokwabo uhlelo kunalokho elikhiqizayo ngemali omncane. chip izici drab, kodwa esanele sazo zonke imidlalo yesimanje:

1. Cape Verde XT ihluzo core eyakhelwe 28-nm inqubo nobuchwepheshe wokugaya indawo 123 amamilimitha angu sikwele. Isibalo transistors ku-chip - eziyizinkulungwane ezingu-1,5. Imvamisa oyinhloko 1000 MHz.
2. Inombolo shader - 640 ukuze rasterization wemfanelo 16 kwemali, futhi amabhlogo ngoba ukwakheka izicucu 40.
3. inkumbulo Modern DDR5 lunamandla ka 1024 MB futhi usebenza nge-128-bit ibhasi nobuningi ephumelelayo 4500 MHz.
4. Amandla ukusetshenziswa ihluzo amakhadi "Radeon" HD 7770 ingeqi 80 Watts isiqongo imithwalo ngejubane okuzisholo inkumbulo GPU.

imishini Factory futhi ama-apharathasi

Ibhajethi kuvakashe ummeleli wendlunkulu Radeon HD 7770 AMD sika abukeka ngayo njenge idivayisi maphakathi no-ontengo yakhe yayinqunyiwe. Lokhu kufakazelwa yefomu Isici PCB kanye nokupholisa uhlelo ifakiwe. ikhadi Isiqophi uqobo uthi ukuba luthathe ohlelweni Ezezindlu izihlalo ezimbili. Kuyaphawuleka ukuthi umenzi aliyinikezi okudayisa imikhiqizo yabo, wasinikeza ilungelo amalungu abo - brand abadumile. Nokho, ezimakethe zomhlaba umkhiqizo yasekuqaleni angasahlelwa othengwe kusukela uhlelo distributor ogunyaziwe AMD.

Hhayi Inqubomgomo ngempela okucacile nomkhiqizi ngokuya isiqophi okukhiphayo ebhodini wesifunda: kukhona kuphela ekhishwayo ezine yokuxhuma amadivayisi obuchwepheshe (DVI, Yocezuningi futhi yokubonisa isixhumi 2). Ezinye izindaba zika-panel ukubonisa ndawo ithatha Izinsimbi ukususa umoya oshisayo. HD 7770 ukusetshenziswa ihluzo ikhadi ingeqi 80 Watts, ngokulandelana, futhi zazo obuningi ukushabalalisa ukushisa kungaba kungabaza. Yingakho ukungabaza mayelana nokusetshenziswa engenangqondo isikhala isibonisi panel.

Efihla nomele kwezimali?

Abasebenzisi abasebenzise ukwahlulela ngezibuyekezo kwabo ezindabeni, eziningi nezindaba nomenzi Nokho ufake Ukupholisa uhlelo enamandla ngebhajethi ihluzo ikhadi AMD Radeon HD 7770. Imininingwane zedivayisi isizotha nokuhluzeka ngokucacile mayelana nanoma yisiphi okweqile kungaba kungabaza, ubuchwepheshe yenkampani namanje Bavula cooler enamandla. Yiqiniso, lezi zinyathelo ifektri ukusikisela ngesikhathi onekusasa Overclocking kwevidiyo. Yiqiniso, inkomba test asinayo akazange athathe laboratories aziwayo emhlabeni.

Kukhona kokuqagela phakathi amakhasimende amaningi ezingaba ngokususelwa kuzibuyekezo zabo ukuthi ukufakwa kohlelo ukudlala amageyimu Ukupholisa kungaba nomkhiqizi amacebo okuthengisa ongawacabanga othi kungene ekilasini isabelomali hhayi kuphela, kodwa futhi ingxenye phakathi amageyimu ihluzo amakhadi. Kunoma ikuphi, amakhadi test chip AMD Radeon HD 7770 isamba up imiphumela kule ndaba.

Esincintisana labalulekile eluLwimi ihluzo amakhadi emakethe

Esikhathini abezindaba, eziningi ukuqhathanisa imikhiqizo ezimbili AMD NVIDIA: HD 7770 vs GTX 650. Esikhathini ukuhlolwa zokwenziwa nemidlalo, kokubili isiqophi umbukiso ukusebenza cishe ezifanayo, nakuba ezibekiweko device womabili ukuhluka (NVIDIA izinkampani chip obonisa engcono throughput theory). Yiqiniso abalandeli Ukuqedwa kwe-AMD imikhiqizo awuphethe lutho lokukha isihlamba inkampani imbangi.

Market ukwethulwa olusha ukuguqulwa NVIDIA esincintisana ngesimo chip GTX overclocked 650 Ti bancishwa amalungelo HD 7770 chip ukuhlolwa, kodwa funa akuyona encishisiwe. Phela, akekho ekukhathaza kubanikazi Ukuqedwa kwe-AMD imikhiqizo ukwenza crackdown ezimele ekhaya, ngokushesha alulame phansi elahlekile uma uziqhathanisa nabo. Zuza bezikhali isiqophi amakhadi asuselwa HD 7770 chip ayakufanelekela.

Imakethe zamadivayisi eselula

Ukuthandwa ihluzo chipset ezimakethe zomhlaba kungenza liyokwahlulelwa khona zokuguqulwa ukuhlomisa yesikhulumi mobile. Chip HD 7770, ukubuyekeza owenziwa kule athikili, kuyinto zithandwa phakathi abakhiqizi notebook. Eyokuqala udonsa ihluzo core yayo low power ukusetshenziswa - 32 Watts ngokuba notebook isiqongo isiqophi kuthathwa njengesibikezelo esiyiso exponent ayakufanelekela. Nokho, ukuze lokhu umakhi kwadingeka ukunciphisa ihluzo core imvamisa kuze kufinyelele 675 MHz.

Zonke ezinye izici, okuhlanganisa ukusekela ubuchwepheshe eziphambili, baye bahlala angathintwanga Abenzi inguqulo yeselula ividiyo ethandwa. Njengoba kungase kulindeleke, esincintisana eyinhloko chip is a version ephathekayo ye GTX 650 kusukela NVIDIA. Kamuva, i-ratio "ukusebenza-power ukusetshenziswa," baba esincintisana futhi kummeleli GeForce ezibizayo - GT 740M (lokhu chip idonse izinkampani Apple ubuchwepheshe).

Iyunithi ezingabizi kakhulu ekilasini isabelomali

I ummeleli wenkampani le XFX - ihluzo ikhadi HD 7770 - izici ukusebenza ubuncane phakathi amadivayisi efanayo, kodwa leso sinyathelo ukuvumele nomkhiqizi isiqophi ikhadi babe sibonga umholi emakethe ukuba izindleko aphansi phakathi kwazo zonke izimbangi. Uma uthi nhlá, uma iqhathaniswa inkomba kudivayisi AMD sika, kubonakala sengathi ubuchwepheshe kuphela repainted XFX Ukupholisa umzimba omnyama Monster elilotshwe ukuthi ibekwe phambi uhlangothi lwalo. Nokho, uma umsebenzisi Ukuhlola okuphelele ithola ukuthi umenzi ikhuphukile aluminium kurediyetha endaweni futhi bakhipha konke amabhethri ku ngemuva PCB.

Futhi laboratories XFX isitshalo kukhicite ukushesha kancane kudivayisi (ihluzo core usebenza imvamisa 1100 MHz, kanye imemori 5000 MHz). Nokho, ephakeme ukusheshisa kungenzeka, izinga lokushisa kwe-GPU ezingeni 40 degrees Celsius evele odlula kuze (80-90 degrees). okweqile okunjalo kubonisa ukwehluleka kohlelo ukupholisa ezisuselwa kulesi chip.

isixazululo Gaming kusukela XFX

Kodwa ikhadi ividiyo kusuka XFX nge izimpawu Black-Edishini Super Overclock ku chip Radeon HD 7770, ukubuyekeza zazo ngokuvamile atholakala yezindaba evamile, kuyinto bokungafani the "silo" ezingabizi kakhulu. Umenzi uye wenza konke angakwenza ukuze avimbele okweqile:

• wonke amandla cell, uyakwazi ukufudumeza enqubeni, ziyiswe ngaphambili ekhadini isiqophi (okukhiphayo);
• umakhi inkumbulo GDDR5 nazo sithathelwe indawo iyashelela kusukela inkampani Hynix (ngempumelelo yokusebenza imvamisa 5000 MHz, isikhathi ukusabela 0.2 imizuzwana emincane);
• aluminium kurediyetha kwakuyithusi pad;
• Ukuphola jacket eyenziwe aluminium, kanye abalandeli abaphambili ezimbili ezinamandla zixhunywe.

Imboni ukusebenza ihluzo ikhadi esekelwe HD 7770 ubonisa ukusebenza high in the ukuhlolwa, ngoba umakhi wenze overclock encane (i-ihluzo core kuze kufinyelele 1120 MHz kanye inkumbulo kuze kube 5200 MHz). Yiqiniso, lezi zici ungakwazi zidonse ukunaka kwanoma abasebenzisi ezingaba khona.

Ukuhlola emakethe omele enamandla

Mayelana umkhiqizo XFX Overclocking nebangomuso chip Radeon HD 7770 Izibuyekezo kwabezindaba akhayo kuphela, ngoba lezi imiphumela emihle ukusebenza ambalwa abangamazi uphathe ukufeza. Ihluzo core libonisa operation esitebeleni ngezithuba 1200MHz - is, eqinisweni, yilokho umkhawulo ezingeni BIOS isiqophi ikhadi, sibalo ngenhla akunakwenzeka ukukhulisa ngisho ngcono lwaluyophola.

Ukwanda umkhiqizo kungenxa ukuvelela voltage GPU, ngaleso amaza okusezingeni eliphezulu ngokushesha ukufuthelana. Ngenxa a nokuphathelene Ukupholisa uhlelo uphatha ukugcina lokushisa core ngaphakathi degrees 70 Celsius. Ngakho, kungashiwo baphetha ngokuthi lungaba Overclocking ikhadi ihluzo in khona futhi yena a okukhulu, kodwa nekuwusebentisa, kudingeka zinakekele indlu.

omele Uyakufanelekela

inkampani Sapphire unesithakazelo umkhiqizo omusha ku chip AMD Radeon HD 7770. Izibuyekezo abanikazi amadivayisi yalesi brand bayaqinisekiswa ukuthi kukhona okungalunga bese Overclocking umakhi isiqophi ikhadi kuphezulu kakhulu. Umkhiqizo omkhulu ngokungangabazeki waqaphela ihluzo adaptha Sapphire umusi-X. laboratories yenkampani at the PCB AMD wenza izinguquko ezithile:

• wabelane amandla uhlelo ngezigaba eziningana futhi ukubeka izinto emikhakheni phezu PCB;
• Zonke amabhethri ihambisane ukushisa yabo nokucwila ukuba ukudamba ukushisa;
• indawo ibhodi isiqophi okukhiphayo (setha 2 DVI, Yocezuningi futhi yokubonisa).

Futhi wathola ikhadi elalibhalwe nokuphathelene Ukupholisa uhlelo, ehlanganisa izigaba ezintathu aluminiyamu kurediyetha, elihlanganiswa nomunye zethusi amashubhu eziyize, okuyinto kunciphisa kuya base pad. Uhlelo bezinhlamvu Ukupholisa ngomoya eyenziwe ngepulasitiki ne ihlanganisa ngokuphelele yonke indawo ephrintiwe wesifunda ibhodi. Ngenhla uye fan ezimbili uphawu efakwe.

Umusi-X ukusebenza high e imidlalo

Imboni ukubeka Sapphire isiqophi ikhadi okusekelwe chip HD 7770 ukusebenza izici nokunye sikhombisa eliphezulu kakhulu, abasebenzisi eziningi kangaka, ngokuvumelana kuzibuyekezo zabo, Overclocking ikhadi vidiyo ayikho ezisheshayo. I ihluzo core is clocked at 1100 MHz, futhi inkumbulo ifektri kulungiselelwa kugcinwa ngezithuba 5200 MHz. Eqinisweni, izisebenzi izici omele wemakethe Kwakufana ezingaba Overclocking amadivayisi efanayo.

Ukubekwa ngempumelelo amabhethri kanye eliphezulu Ukupholisa Uhlelo namanje ayakhokhela onjiniyela bazo. Isiqophi adaptha Sapphire umusi-X esekelwe HD chip 7770 kubonisa ukushesha emangalisa (ihluzo core usebenza stably ngesikhathi imvamisa 1200 MHz, kanye inkumbulo ifinyelela embundwini 6000 MHz). Sicela abanikazi bafudumale - Ihluzo core wabonisa lokushisa esitebeleni of 65 degrees Celsius. Nokho, uhlelo ukupholisa isebenza ngaso mpintsha egcwele, namanje kwenza ngokwayo wazizwa - umnikazi ngeke ngokucacile ukuzwa umsindo kancane unit uhlelo, kancane linjengenhlokomo umoya.

engasindi ikhadi isiqophi

Abalandeli imikhiqizo Sapphire sika, abangekho ukulikhokhela esengeziwe uhlelo nokuphathelene ukupholisa umusi-X (mayelana 30 USD), kodwa ukoma ukuba ngumnikazi idivayisi ehloniphekile, kuphakanyiswa engasindi nomkhiqizi ngaphansi kwegama Sapphire flex HD 7770 GHz Edition. Empeleni, lawo amalabhorethri lenkampani esekelwe efanayo ephrintiwe wesifunda ibhodi sidale isiqophi amakhadi amabili ahlukene, okuyinto kuhluke kuphela ohlelweni indlu. Noma ubani angabona lokhu ngokwakho ngokususa indwangu kurediyetha - indawo izakhi ebhodini wesifunda efanayo, kuhlanganise resolder isiqophi okukhiphayo.

Cooling uhlelo e flex ukuguqulwa ubukeka kwezomnotho, uma kuqhathaniswa nabangu-umusi-X. Kathathu encishisiwe aluminium kurediyetha ndawo, kunciphise inani amapayipi ithusi, futhi nguye kuphela cooler akusho ezinokwethenjelwa. Nokho, njengoba kuboniswa ukuhlolwa nokusheshisa, abanikazi a ihluzo engasindi ukumangalela ukungasebenzi kudivayisi, akukho. Ihluzo core ubhekana imvamisa ka 1120 MHz, kanye inkumbulo ugijima 4880 MHz (amaza kuyalungiswa Ukushisa ukusebenza, okunomkhawulo degrees 70 Celsius).

Nobuhle kudinga ukuzidela

Enye omele Ukuqedwa kwe-AMD ezimakethe zomhlaba, inkampani YAKHE, waba nesithakazelo chip futhi wethula wonke ukuba umbono chip HD 7770. zabanikazi Izibuyekezo abathi ukuthi umenzi wakwazi ukufeza imigomo eziningana kanyekanye:

• ukuhlinzekela kudivayisi ezikhangayo ngempela;
• ukufeza ukusebenza high ukusebenza;
• ukudala Ukupholisa ohloniphekile Overclocking kahle.

Futhi uma ividiyo intshisekelo ubuhle umsebenzisi ngemva kokumiswa kudivayisi chassis uhlelo, nezinye nemingcele njalo ukuzikhumbuza. Sakwazi ukungena sonke sifinyelele ukusebenza high yokucwenga izakhi kuvidiyo wesifunda ibhodi: Ferrite efakwe umthamo, PWM abalawuli eziphambili, esilinganayo supply system.

Isihlobo ohlelweni ukupholisa kubasebenzisi, ngokuvumelana kuzibuyekezo zabo, ke uye wazakhela umbono ihlukaniswe. Ngakolunye uhlangothi, wathi eheleni aluminium, ehlanganisa izigaba ezimbili bahlanganiswe amapayipi zekoporo ezimbili, lesi sakhiwo impela zokususa ukushisa. Nokho, izinga Yakha akusho ezinokwethenjelwa. Ngokwesibonelo, egoba amaphayiphi zethusi - umbono wokuthi basuke pinched ne impintshisi ezinye nayizimfundamakhwela.

Ukuhlola abameleli okuhamba phambili HD 7770 chip

Ngo ukubuyekeza lemikhiqizo ezintathu ezaziwayo kanye nemikhiqizo ngaphansi igama labo womkhiqizo hhayi ngezikhathi ezikhethiwe. Kwenzeka isimanga ukuthi bangabafokazi abameleli engcono AMD HD 7770 chip emakethe zomhlaba - njengamanje izinsika ezintathu, okuyinto ubambe zonke yokuthengisa global kwevidiyo. Ngakho-ke, abathengi abaningi ezingaba HD 7770 ihluzo amakhadi asuselwa ukusebenza Ukuqhathanisa imikhiqizo ezintathu zahlola emidlalweni ngokusobala kuyobenza.

Njengoba kuboniswa abathanda wachitha ukuhlola indima enkulu ukusebenza kudlala, hhayi kuphela ukuvama GPU. Isici esibalulekile - ukuvama imemori. Empeleni, amagrafu imiphumela ubuqhawe simiswe ngalendlela lelandzelako:

• kwasekuqaleni akunakuphikwa yekhadi isiqophi Sapphire umusi-X (endleleni, kule ukusheshisa wabonisa esincintisana zemisebenzi ejwayelekile GTX 650 Ti);
• indawo sesibili XFX esinelebuli Black-Edishini Super Overclock (ukumsindisa kungekho uhlelo Ukupholisa, kanye sesimanje onyathelisiwe wesifunda ebhodi kanye ukufakwa Hynix inkumbulo amamojuli);
• Omele YAKHE IceQ ezisekelwe HD 7770 chip wawungenawo ngakho wathatha indawo yesithathu kuphela.

Okunye amalungu esigaba isabelomali

Ngaphezu 'wezinsika ezintathu "wemakethe emhlabeni, ngesisekelo chip HD 7770 ngokukhulu ukuzethemba imikhiqizo yazo izinkampani eziyihlazo ezifana ASUS, MSI, Gigabyte, VTX, PowerColor nabanye. Ngakho-ke, umfundi ukuba ngihlangane kafushane imikhiqizo yabo.

Kulezi brand Kuyaphawuleka umkhiqizo MSI. Iqiniso ukuthi umenzi akuzange nje athuthukile nokuphathelene Ukupholisa uhlelo chip entsha, kodwa futhi wenza ezinye nokuthuthukiswa izakhi PCB. Umphumela waba omunye ezingabizi kakhulu amakhadi isabelomali niche. Neqiniso ukuhlakaza sakugcina wakhe, kodwa uma eqhathaniswa ihluzo efanayo adaptha usebenza buthule.

ASUS abameleli kancane kakhulu PCB siphelile AMD HD 7770, inkampani Nokho, uhlelo ukupholisa zibuye laziwa kahle, nahlulele by ukubuyekezwa abanikazi, ke kuphakamisa imibuzo eminingi. Isibonelo, abasebenzisi abaningi abaqondi ukushisa echibini ukuxhumana izingxenye wesifunda ibhodi. Empeleni, ngalé nje GPU ukushisa amabhethri ezithandwa nememori amamojuli, okuyinto ngasizathu simbe kungukuthi selehlile kahle.

Futhi kuthiwani nezinye brand? Bona ngokuyisisekelo indiva kulesi ukubuyekeza, ngoba abakhiqizi abanale AMD PCB futhi umane screwed kuso cooler neze into ukubamangaza umthengi ezingaba khona.

Ekuphetheni

I-adaptha yevidiyo esekelwe HD 7770 kusukela AMD, ungakwazi kuqala kunazo zonke ukuncoma ukuthi bonke abasebenzisi, ngubani baphupha ukudlala umdlalo ukusebenza at izilungiselelo ongaphakeme naphakathi enziwe ubuncane utshalomali. Igcina imali izindleko HD 7770 umkhiqizo emakethe yasekhaya hhayi kuphela. Kufeza indima ebalulekile lapha, ukhwaliti amandla ukusetshenziswa isiqophi ikhadi ukuthi akudingi umnikazi enamandla ugesi khona (450 Watts okungenele ikhompyutha iyonke).

Ungakhohlwa ukuthi Overclocking kuphela isiqinisekiso sokuthi umsebenzisi uzokwazi eminyakeni embalwa ukuze uthuthukise ukusebenza amadivaysi esiphelelwe ukujabulela umdlalo omusha emakethe computer. ikhadi Isiqophi ku chip AMD HD 7770 asakhelwanga usebenze ukusheshisa njalo ihluzo core kanye inkumbulo amamojuli. Uma udinga ukusebenza ehloniphekile mode evamile, amehlo akho kufanele akhokhe ngokusobala aliwona ku isabelomali iyunithi ekilasini.