I Radeon 7770: izici kanye nokubuyekeza

Game ihluzo adaptha "ngasikhombisa ezintathu" kusukela AMD ku kokuzwa bonke abalandeli ukudlala ku ashukumisayo imidlalo isisetshenziswa khudlwana. Ngu kokuqala Radeon 7770, umenzi ukwenze kuyisinyathelo esikhulu maqondana engicabanga ukuthi angaba yikhasimende - wanika High-End sedivayisi intengo imali (ruble 8000) bese zifakwa niche namafutha isabelomali, kancane nokukhawulela nokwenza kwayo. Umnqopho we isihloko - Ukubukeza ukusebenza isiqophi ikhadi, isifundo imikhiqizo ezivela abakhiqizi ezahlukene, kanye nokubuyekeza of the abanikazi.

Amabili abazalwane-acrobat

AMD Radeon ihluzo ikhadi HD 7770 Series waqhubeka ukudayiswa, kanye udeshevlonnoy yakhe ukuguqulwa HD 7750. Producer wafuna, ngakho nge-GPU olulodwa ukuthatha ekilasini ezimbili ezihlukene intengo. Nokho, umehluko okukhulu ukusebenza ihluzo amakhadi amabili umehluko elincane intengo kuye kwaholela Iqiniso lokuthi ukuguqulwa ezishibhile cishe elingenalo ezimakethe.

Futhi HD Radeon 7770 kungenzeka kungaqashelwa uma hhayi abakhiqizi isiqophi ikhadi owabona ezingaba omkhulu kudivayisi ukushesha, kakhulu kwandisa isiqophi ukusebenza, eyilethe ezingeni High-End. Ukhwaliti amandla ukusetshenziswa ehloniphekile Ukupholisa uhlelo njengoba aphule njalo amarekhodi amasha emkhakheni wemidlalo emakethe kungakhathaliseki ihluzo core nomakhi.

izici lobuchwepheshe

ukusebenza okuphezulu amageyimu ihluzo ikhadi ihlinzeka HD Radeon 7770 ihluzo core izici. Chip oluqanjwe Cape Verde 28 nanometer bumbela inqubo obeka ipuleti 123 mm ² kanye transistors yizigidi eziyizinkulungwane nengxenye. Entsha ihluzo processor uyakwazi ukusebenza imvamisa 1 GHz, futsi nanyalo unakho ukuhlakazeka. Ukuze ukudluliswa kwedatha oluhambisana imemori ibhasi GDDR5, nesebenzela ephethe namandla 128 izingcezu kanye has ebhodini 1 gigabytes memory, ukusebenza imvamisa ka 4500 MHz. Ukusakaza processor 640, ukuthungwa amayunithi - 40.

Omunye izici eziyinhloko leli khadi vidiyo low power ukusetshenziswa - 80 Watts isiqongo imithwalo ukuthi okungenani isigamu ubukhulu encintisana ezifanayo kusukela Nvidia umkhiqizi. Futhi ngesikhathi Cape Verde chip aboshelwe isilawuli okuyinto phinda a imvamisa ubuncane ngesikhathi isiqophi amakhadi lutho. Ezimweni ezinjalo, amandla ukusetshenziswa kuyoba mayelana 3 Watts.

Ukujwayeleka original

Kwangaphandle ihluzo ikhadi AMD Radeon HD 7770 sifana kudivayisi phezulu. Ukuguqulwa osebenza ngoba izikhala ezimbili iyunithi uhlelo, kanye nobukhulu bezinhlamvu zokuzivikela has a Ukupholisa uhlelo iqondiswe Ukuhamba PCB. Ngokuvamile, kubonakala sengathi ikhadi isiqophi futhi izindlu ezipholile yokwakhiwa ebumbeneko. Nokho, njengoba kuphawulwe Ukubuyekeza yakhe, abasebenzisi wangabaza fan ukupholisa uwukuthi bezinhlamvu avaliwe ibekwe phakathi kwebhodi ayinayo ophephela - ke nje amagalelo kurediyetha. Ukuhoxiswa kwesimangalo se-air ukufuthelana kunomthelela omkhulu ukupholisa Izinsimbi, okuyinto oluthatha sonke isigaba esisodwa yasibamba ipuleti.

Unemibuzo umenzi abanikazi ngabaqaphi ubudala, etholakala kwi ihluzo ikhadi digital kuphela isiqophi okukhiphayo (i-DisplayPort mini, Yocezuningi futhi DVI). Pretty ongaziwa isinqumo umenzi encishisiwe ngokucacile inzalo ekhadini isiqophi emakethe computer Russian.

Okungabangela ifektri Overclocking

Ngaphambi kokuba bathathe isifundo amadivayisi okunikezwe abanye abakhiqizi emakethe ihluzo ikhadi, udinga ukuqonda amakhono obuchwepheshe yereferensi isiqophi ikhadi Radeon HD 7770. Imininingwane okwandisa ijubane ihluzo core lapha endaweni yokuqala. Ngakho, ngo-inqubo ukuhlola ikhadi isiqophi sakwazi overclock ihluzo processor ukuba 1170 MHz, futhi inkumbulo - kuze kufinyelele 6120 MHz. Nokho, ukuze sithole lokhu, kwakudingekile ukukhulisa voltage kusuka 1.1 V ukuze 1,2 V Khona imodi isiqophi ikhadi ubukisa ukuzinza okusezingeni eliphezulu ngaphandle ukubukeka zobuciko kanye nezinkinga nge abashayeli.

Imibuzo umsebenzisi ungase uhlangane ejwayelekile ukupholisa uhlelo ukuthi akakwazi ukubhekana umsebenzi. Phakathi ukuhlolwa, umsindo fan ihlanganisa ngokuphelele umsebenzi wonke Coolers unit uhlelo, kodwa izinga lokubanda ihluzo core ne degree esingaphansi 70 Celsius kungukuthi yehlile. Ngokusekelwe idatha, it lingahunyushwa baphetha ukuthi kukhethwa ezidingekayo ongakhetha ihluzo ikhadi ahlinzekwa emakethe kufanele sigxile hhayi kuphela kwi-Overclocking ezingaba kodwa futhi ehloniphekile Ukupholisa uhlelo.

Ukunikeza ayitholwa

I-HD Radeon 7770 emakethe ngaphansi Sapphire logo, has izimfanelo sina ukuba abe umdayisi phezulu phezu umbandela we "intengo-izinga." Iqiniso ukuthi ibekwe ingxenye ezingabizi, abathengi abaningi amadivayisi isabelomali, kodwa ifektri Overclocking ukusebenza ubeka ikhadi ihluzo ezingeni elifanayo namadivayisi High-End. I ihluzo okuzenzakalelayo core clocked at 1150MHz nememori overclocked 5000 MHz.

Njengoba umkhuba ubonisa, nalesi simo esasingase kufihliwe ngemuva ihluzo ikhadi uhlelo Ukupholisa egcwele, okuyinto ukufakwa Sapphire laboratory. Lokho sibonga elikhulu aluminium kurediyetha, ehlanganisa wonke ephrintiwe wesifunda ibhodi, kanti ukushisa zethusi ukudluliswa amashubhu zabiwa kahle nokushisa, isiqophi ikhadi akusho overheat. air kwegazi iqinisekisa olunzulu omunye umlandeli ukuthi igibele kwaphezulu ku unogada.

overclockers

Futhi uma abalandeli Sapphire ihluzo ikhadi ukusebenza standard version abonakale kancane, ungakwazi ukuthenga idivayisi namandla kakhulu: Radeon HD 7770 umusi-X GHz-Edishini OC. Nesizotha le vidiyo intengo kuphela (ruble 8,000), kodwa ngokubukeka nezici kuyokushiya umangele ngisho ikhasimende olindele kunazo. Okokuqala, setha uchwepheshe Ukupholisa uhlelo. Kungokufanayo ibekwe phezu High-End-amadivayisi: aluminium, zethusi, ekamelweni evaporator, fan ezimbili ephezulu amandla, ikhava zokuzivikela nge ekushayweni ohlangothini.

Wagomela ihluzo core imvamisa kuba 1100 MHz, kodwa inqubo ukusheshisa yenani kalula lakhuphuka lafika ku-1190 MHz. Kodwa imemori has ezinye izinkinga - ifektri kulungiselelwa clocked at 5200 MHz, kodwa ukuhlakaza ngaphezulu 5980 MHz Kuyiphutha, uma kusekelwe sonke isimiso kanye kabusha computer. Nokho, lokhu ukusheshisa kwanele ukuze uthole kule ukuhlolwa umdlalo abaseduze kakhulu kuya phezulu ekupheleni ihluzo ikhadi HD 6850.

"Eqandisiwe" sipho

Akwaziwa emhlabeni wonke YAKHE, oveza isiqophi ikhadi kuphela esekelwe AMD chipsets futhi abalandeli uyajabula Radeon eseyintsha 7770. Izimpawu kudivayisi base ungazange ithuthukisiwe ngesikhathi umakhi, nakuba uhlelo ukupholisa uye washintsha abalulekile, wayebhekisela ngokucacile kumnikazi bezikhali lukhulu Overclocking. Lokhu futhi kufakazelwa ukufakwa ezinhlanu okhombisa ugesi wesifunda esikhundleni isilawuli PWM. Phakathi ukuhlolwa, ukwandisa imvamisa ihluzo core kubonisa operation esigculisayo 1210 MHz, kanye inkumbulo ukuze ubhekane ngokuphumelelayo nalesi imisebenzi kuleli band 5780 MHz.

Ukubukeka Cooling uhlelo Nokho futhi ayimkhangi wodwa, kodwa sihlolisisa kukhona ethile abalulekile - kurediyetha ukunamathela kuphela ngokuphelele ihluzo core. Izingxenye ezisele, kuhlanganise inkumbulo chips, a kushaywa ekusakazeni emoyeni. Ice Ukupholisa isiqophi ikhadi YAKHE 7770 IceQ X, amangalelwe ukukhangisa nje icebo lokumaketha.

izimpahla Umthengi

I Radeon 7770 nomkhiqizi ASUS kubhekwa Thenga engcono kumadivayisi ukusebenza emakethe. Into ifektri overclocked, okungukuthi kuncike ukuthi isiqinisekiso nomthengisi. I ihluzo core in the mode evamile is clocked at 1170 MHz, futhi inkumbulo - 4600 MHz. imiphumela emihle kakhulu. Ngaphezu kwalokho ephakamisa ukusebenza elingenalo incazelo, nakuba efakwe Ukupholisa uhlelo izimfanelo ngoba lokhu: a zethusi core, aluminium kurediyetha, zokuzivikela plastic bezinhlamvu nge nefeni eyodwa.

Kuyaphawuleka ukuthi eRussia kukhona omunye Ngokwesibonelo ngaphezulu HD 7770 ihluzo ikhadi, okuyinto has on-ebhodini 2 GB we-RAM. Umenzi akazange musa overclock GPU nememori ibhasi, kusale isiphetho umnikazi esizayo. Lwaluyophola ikhadi ihluzo ihlangabezana efana owedlule kudivayisi Ukupholisa uhlelo Nokho, isivele ifakwe abalandeli ezimbili ezinamandla. Ngenxa yalokho, le ukusheshisa GPU kuwukubhekana namaqiniso ukuba imvamisa 1200 MHz, kanye inkumbulo usebenza stably 5000 MHz.

Umholi Taiwan emakethe

ikhadi Isiqophi esekelwe Radeon 7770 oyedwa noma ababili, gigabytes memory ngesikhathi ngentengo efanayo eyethulwe inkampani Taiwanese Gigabyte emakethe. Umkhiqizi kokubili kumadivayisi ikhuphukile ukuvama GPU, ukubeka ngezithuba 1100 MHz, futhi wabuye waphakamisa imvamisa inkumbulo 5000 MHz. Kwabe sekuvela ukuthi, kuchubekela embili ekunonophiseni kokuchitha uyize leze, ngakho yonke inkinga itholakala yasekuqaleni Ukupholisa uhlelo.

Avamile usayizi aluminium kurediyetha we core ihluzo kusobala wehluleka ukubhekana ehloniphekile fan-basiza PCB. Abasebenzisi abaningi, ngokuvumelana kuzibuyekezo zabo, babe nomuzwa wokuthi lo cooler wabolekwa idivayisi okuphansi-End, okungenani, nekusebenta okufanayo. ushintsho olungalindelekile ekuphileni kwethu kule Gigabyte amageyimu nokudayisa izinto ngokungemthetho kwenza egunjini lokucwaninga esibhedlela.

Slug kusukela MSI

I Radeon 7770, MSI ethulwa nomkhiqizi owaziwa emakethe Russian, kubukeka sengathi idivayisi ephezulu. Amabili fan omkhulu igobolondo kurediyetha ngokucacile ziyojabula zonke abathengi ezingaba khona. Nokho, asikho isidingo ukuba asheshise, ngoba inkampani iye yanquma ukuba zihambe ngenye indlela: esikhundleni emncintiswaneni ukusebenza asithatha ubuchwepheshe ukuze anqobe ukuzola ukusebenza. Futhi wakwazi 100%, ngoba ukuhlolwa nge efanayo amadivayisi hum abalandeli ngisho isiqongo umthwalo ingeqi 26 dB (akakhulumi kakhulu umsindo ejwayelekile CPU cooler).

Umenzi akazange enze ukusheshisa futhi ahlinzeke imikhiqizo njengoba eyakhelwe AMD. Nokho, lokhu akusho ukuthi ungakwazi bayakhohlwa okwandisa umkhiqizo. Graphic core isibonisi ikhadi uyakwazi usebenze stably ngesikhathi imvamisa 1100 MHz, futhi inkumbulo - 5200 MHz, olubheka eyamukelekayo kakhulu uma kuqhathaniswa izimbangi. Abanikazi bathi lungaba ukusheshisa iyatholakala, kodwa inkinga - ngesivinini limiter ezipholile, uma isuse, ungakwazi yini ukuthuthukisa ngokuphepha ukusebenza kuze kube 1200 MHz umnyombo.

isidlali ongaziwa

inkampani PowerColor obungagutshuzelwe embonweni wakhe chipset emakethe AMD Radeon 7770. Omunye ukubukeka yimuphi umthengi ezingaba kuyoba okwanele ukuba baqonde umkhiqizi umqondo. mbumbulu Strange turbofan, okuyinto efakwe phezu Nvidia esincintisana amadivayisi, elikhethekile ayenzi okuvelayo. Futhi uma ubheka ngaphansi hood, bese sikwazi konke lisidumaze sha - usayizi owodwa aluminium kurediyetha esigabeni ne ihluzo core is ngokucacile azibangelwa ukuzethemba kwabathengi.

Futhi uma ngenxa ohlelweni ukupholisa we ukusheshisa kungaba kungabaza ke intengo iyunithi unemibuzo. ihluzo intengo emakethe Ikhadi ruble 9000. Kuyinto igama le-brand ayebiza kangaka? Lona ikhadi izithombe kuphela kuyatholakala emakethe amadivayisi efanayo esekelwe Radeon 7770, okuyinto hhayi Kunconywa ukuthenga bonke abasebenzisi. Umenzi akwenziwa lutho ukuba i nokuwumisa alinganayo nesincintisana emakethe.

Efingqa

Njengoba kungase kulindeleke, intandokazi bonke abasebenzisi emakethe wemidlalo ihluzo amakhadi - inkampani Sapphire sika - waphinda wanikela abalandeli bayo ukumangala ngesimo ihluzo ukusebenza kule ingxenye eziphansi - Radeon 7770. lobunikazi Ukupholisa ubuchwepheshe futhi ukuphothulwa kohlelo ukuphathwa kwamandla ziye zaba nomthelela ekufinyeleleni umkhiqizo esiphezulu imidlalo. makhulu amathuba ukusheshisa YAKHE futhi ASUS - wazizwa efanele umthengi ngesimo ngcono sina ezihilela amalahle izingxenye amandla ekhadini PCB. Ezinye izindaba zika-brand, nahlulele by ukubuyekezwa abanikazi, akazange umxhwele umsebenzi wabo. Isimo sengqondo ongaziwa Abenzi chip - ezingaba ezinjalo, kodwa amaningi akhetha ukungawugubhi yini enye.