AMD Radeon HD 7770: specifications, ndemanga, review

Bajeti zithunzi khadi HD 7770 ku AMD watenga malo amphamvu mu msika zoweta, chifukwa ndi mmodzi mwa anthu ochepa likukwaniritsa muyezo wa mtengo ndi khalidwe pakati mpikisano. Mkulu ntchito, mphamvu yaikulu mathamangitsidwe ndi kupezeka zamakono anali chidwi makadi Chip wa opanga onse msika lonse. M'nkhani ino owerenga ndi bwino makhalidwe a Chip ndi zipangizo ofotokoza ndi ndemanga ndi maganizo kudzakuthandizani eni kusankha kugula onse ogwiritsa.

makhalidwe luso

Mwakucimbidza Dziwani kuti zithunzi accelerator, AMD Radeon HD 7770 ndi nthumwi yekha wa kalasi bajeti, amene okonzeka ndi cholumikizira CrossFire. Izi zikutanthauza kuti opanga masewera akhoza anasonkhana pamodzi dongosolo m'malo zipatso pa mtengo kochepa. makhalidwe Chip ndi n'chachabechabe, koma zimakhala zokwanira masewera onse wamakono:

1. Cape Verde XT zithunzi pakati anamanga pa 28-nm ndondomeko luso ndi purosesa dera millimeters lalikulu 123. Chiwerengero cha transistors pa Chip - 1.5 biliyoni. Phata pafupipafupi ndi 1000 MHz.
2. Number shader - 640 kwa rasterization udindo 16 utuluke ndi midadada kwa mawonekedwe zidutswa 40.
3. Modern DDR5 kukumbukira ali ndi mphamvu 1024 MB ndi ukugwira ndi basi 128-bit pafupipafupi bwino 4500 MHz.
4. Mphamvu kumwa zithunzi makadi "Radeon" HD 7770 si upambana 80 Watts pachimake katundu pa liwiro mwadzina yokumbukira ndi GPU.

zida Factory ndi zida

nthumwi bajeti ya Radeon HD 7770 AMD kuonekera kwambiri ngati chipangizo m'ma wogulira. Izi zikuonekera bwino ndi mawonekedwe Chinthu wa PCB ndi kuzirala dongosolo anaika. khadi Video yokha amadzinenera kuti akukhala dongosolo zikusungira mipando iwiri. Dziwani kuti Mlengi silipereka ritelo malonda awo, kuwapatsa iwo ufulu mamembala awo - zopangidwa wotchuka. Komabe, msika lonse ndi mankhwala choyambirira akhoza kugulidwa ku malo wogulitsa ulamuliro pa AMD.

Osati momveka bwino mfundo za Mlengi mwa mawu a zotuluka kanema pa bolodi dera: pali kokha zotuluka anayi polumikiza zipangizo digito (DVI, HDMI ndi DisplayPort cholumikizira 2). Onse a m'dera gulu anasonyeza akuchita grille kuchotsa mpweya wotentha. HD 7770 zithunzi khadi mowa si upambana 80 Watts, motero, ngakhale amene zambiri kutentha madyaidya ndikuledzera N'zosachita kufunsa. Choncho kukayikira za ntchito zopanda nzeru za malo pa gulu kudzionetsera.

Amene abisa nthumwi zachuma?

Ogwiritsa amene kuweruza ndi ndemanga zawo pa TV, kwambiri nkhani ndi Mlengi kukhazikitsa dongosolo wamphamvu kuzirala kwa bajeti zithunzi khadi AMD Radeon HD 7770. zofunika chipangizo odzichepetsa ndi bwino za kutenthedwa aliyense angathe kufunsa Komabe, luso kampani akadali iwo anakhazikitsa ozizira wamphamvu. Kumene, njirazi fakitale lingaliro pa mkulu kuthekera overclocking ya kanema. N'zoona mayeso Buku palibe Mwachitsanzo sanatenge ku Laboratories dziko lodziwika.

Pali nkhambakamwa mwa kuthekera makasitomala ambiri kutengera ndemanga zawo kuti unsembe wa dongosolo Masewero a kuzirala kungakhale malonda yomwe Mlengi amene amati kutenga osati kalasi bajeti, komanso gawo pakati pa makadi Masewero zithunzi. Mulimonsemo, makadi mayeso pa Chip AMD Radeon HD 7770 n'cigwagwa zotsatira pankhani imeneyi.

The mpikisano waukulu mu zithunzi makadi msika

Pa TV, kwambiri kufananitsa pa zinthu ziwiri AMD ndi NVIDIA: HD 7770 vs GTX 650. mu mayesero kupanga ndiponso masewera, zonse kanema chionetsero pafupifupi zofanana ntchito, ngakhale specifications zipangizo zonse zosiyana pang'ono (NVIDIA Chip makampani kusonyeza kwambiri ongolankhula matulukidwe). Kumene mafani wa mankhwala AMD alibe chitonzo kampani odana.

Market oyamba a kusinthidwa kusinthidwa NVIDIA mpikisano mu mawonekedwe a Chip overclocked GTX 650 Ti akumanidwa mwayi HD 7770 Chip mu mayesero, koma ankafuna si yafupika. Ndipotu palibe wina kazivutitsa kwa eni mankhwala AMD kuchita ndi crackdown palokha kunyumba, mwamsanga achire otayika pansi poyerekeza. Amapindula angathe makadi kanema zochokera HD 7770 Chip woyenera.

The msika mafoni zipangizo

Kutchuka kwa zithunzi chipset mu msika lonse akhoza adzaweruzidwa ndi kukhalapo kwa zosintha akonzekeretse nsanja yam'manja. Chip HD 7770, ndi ndemanga yomwe ikuchitika m'nkhani ino, ndi otchuka kwambiri pakati opanga kope. Woyamba zimapangitsa zithunzi pachimake kuti mowa wake otsika mphamvu - 32 Watts kwa pachimake kanema kope imatengedwa ndi amalimbikitsa woyenera. Komabe, kwa Mlengi ameneyu kuchepetsa zithunzi pakati pafupipafupi mpaka 675 MHz.

Onse zina, kuphatikizapo chithandizo cha njira zamakono zapamwamba, akhalabe osafikiridwa ndi opanga mafoni buku la kanema otchuka. Monga akhoza ankayembekezera mpikisano waukulu Chip ndi Baibulo m'manja mwa GTX 650 kuchokera NVIDIA. Kenako, chiŵerengero cha "mowa ntchito mphamvu," anakhala mpikisano ndi nthumwi ya GeForce zodula - GT 740M (Chip imeneyi kwachititsa makampani Apple luso).

Angakwanitse kwambiri pachikhalidwe m'kalasi bajeti

Nthumwi ya kampani ya XFX - zithunzi khadi HD 7770 - makhalidwe ntchitoyo osachepera mwa zipangizo zofanana, koma amenewa sitepe walola kanema khadi wopanga kukhala zikomo mtsogoleri msika ku mtengo wotsikitsitsa mwa mpikisano onse. Koyamba, poyerekeza ndi Buku chipangizo AMD a Zikuoneka luso limene repainted yekha XFX kuzirala thupi wakuda ndi chilombo lolembedwa anaika pa mbali kutsogolo. Komabe, ngati wosuta Mwakuya anayendera lapeza kuti Mlengi chawonjezeka zotayidwa Redieta malo ndipo anatulutsa mabatire onse kumbuyo kwa PCB lapansi.

Komanso mu Laboratories XFX zomera inatulutsa mathamangitsidwe pang'ono chipangizo (zithunzi pakati ukugwira ntchito pa pafupipafupi 1100 MHz, ndi pamtima 5000 MHz). mathamangitsidwe Komanso Komabe n'zotheka, kutentha kwa GPU pa mlingo wa madigiri 40 Celsius mwadzidzidzi iri yofulumira pamwamba (80-90 madigiri). kutenthedwa amenewa amaonetsa kupanda a dongosolo yozizira zochokera Chip izi.

Masewero yankho ku XFX

Koma kanema khadi kuchokera XFX ndi zizindikiro Black Edition Super Overclock pa Chip Radeon HD 7770, ndemanga ya chomwe nthawi zambiri amapezeka mu atolankhani otchuka, ndi otsutsana a "chilombo" angakwanitse kwambiri. Mlengi wachita zonse zotheka kupewa kutenthedwa:

• maselo onse mphamvu angathe kutenthetsa pochita ukanakulimbikitsani kutsogolo kwa khadi kanema (kwa linanena bungwe);
• kukumbukira GDDR5 wopanga anali m'malo ndi zosavuta pa kampani Hynix (ogwira opaleshoni pafupipafupi 5000 MHz, yankho nthawi ya 0.2 millisecond);
• zotayidwa Redieta anali amkuwa PAD;
• yozizira jekete zopangidwa zotayidwa, ndi mafani pamwamba awiri amphamvu wokwera.

Fakitale ntchito zithunzi khadi zochokera HD 7770 atsimikiza ntchito yapamwamba mu mayesero, chifukwa wopanga yapanga overclock yaing'ono (kwa zithunzi pachimake mpaka 1120 MHz ndi kukumbukira mpaka 5200 MHz). Kumene, makhalidwe amenewa akhoza tcheru anthu ogwiritsa angathe.

Kudziyesa nthumwi wamphamvu msika

Za mankhwala XFX overclocking kuthekera pa Chip Radeon HD 7770 ndemanga pa TV ndi zabwino zokha chifukwa zotsatira zabwino mu ntchito ochepa amene amakwanitsa kukwaniritsa. Zithunzi pakati limasonyeza ntchito khola pa kuzungulira 1200MHz - Ndipotu, ndi malire pa mlingo wa kanema khadi BIOS, chithunzi pamwambapa n'zosatheka kuukitsa ngakhale kusintha yozizira.

Kuwonjezeka zokolola chifukwa kuwuka kwa GPU voteji, amene mafurikwense mkulu mofulumira usavutike. Ndiyamika dongosolo kampani kuzirala amalowerera kusunga pakati kutentha mkati madigiri 70 Celsius. Chotero, izo Ndizachidziwikire kuti lingathe overclocking ndi zithunzi khadi mmenemo ndipo chachikulu, koma kukhazikitsa, muyenera kusamalira yozizira.

nthumwi woyenera

Safiro kampani ndi chidwi ndi mankhwala atsopano pa Chip AMD Radeon HD 7770. Reviews eni zipangizo za mtundu uwu limatitsimikizira kuti angathe overclocking ya kanema khadi wopanga ndi mkulu. The mankhwala wapamtima mosakayikira anazindikira zithunzi adaputala safiro nthunzi-X. Laboratories kampani pa za PCB AMD zinthu zina kusintha:

• adagawa dongosolo mphamvu mu magawo angapo ndi kuika zinthu Boma pa PCB ya;
• mabatire onse kubwera ndi limalephera awo kutentha kwa dissipate kutentha;
• m'malo gulu zotuluka kanema (anapereka 2 DVI, HDMI ndi DisplayPort).

Ndinalandira khadi kampani dongosolo kuzirala, wopangidwa mwa magawo atatu a zotayidwa rediyeta, amene amaphatikizidwa ndi mzake mkuwa machubu dzenje, zimene zimachititsa kuti PAD m'munsi. Dongosolo casing kuzirala unapangidwa pulasitiki ndipo chimakwirira kwathunthu m'dera lonse la dera bolodi kusindikizidwa. Pamwamba ali awiri kuwasindikiza zimakupiza anaika.

Nthunzi-X mkulu ntchito mu masewera

Fakitale atakhala safiro kanema khadi zochokera Chip HD 7770 makhalidwe ntchito ndi zina amasonyeza kwambiri, owerenga ambiri, malinga ndi ndemanga zawo, overclocking khadi kanema si mofulumira. The zithunzi pachimake ndi clocked pa 1100 MHz, ndi kulowa kukumbukira fakitale kusungidwa pa kuzungulira 5200 MHz. Ndipotu, ndodo nthumwi makhalidwe a msika mofanana ndi kuthekera overclocking zipangizo zofanana.

Kusinthaku bwino mabatire ndi apamwamba dongosolo kuzirala akadali kulipira kutukula awo. Video adaputala safiro nthunzi-X zochokera HD Chip 7770 ikusonyeza zidzasintha mathamangitsidwe (zithunzi pakati ukugwira stably pa pafupipafupi 1200 MHz, ndi kukumbukira umalandira pakhomo la 6000 MHz). Kusangalatsa eni Kutentha - zithunzi pakati anasonyeza kutentha khola madigiri 65 Celsius. Komabe, dongosolo yozizira akugwira ntchito pa fulumizitsa zonse, likuwapangabe lokha anamva - mwini adzakhala bwino kumva phokoso pang'ono mu dongosolo wagawo, mwanjira ina monga mkokomo wa mphepo.

Opepuka buku la khadi kanema

Fans wa mankhwala safiro, amene safuna ndalama zambiri kwa dongosolo kampani yozizira nthunzi-X (pafupifupi 30 USD), koma ludzu kukhala chipangizo yabwino, izo akufuna opepuka buku la Mlengi pansi pa dzina safiro idzakungana HD 7770 GHz Edition. Ndipotu, mu Laboratories wa kampani zochokera chomwecho dera bolodi kusindikizidwa ife analenga makadi awiri kanema zosiyanasiyana amasiyana yekha mu kachitidwe kuzirala. Aliyense angathe kuona izi nokha ndi kuchotsa rediyeta cophimba - malo kwa zinthu pa bolodi dera ndi zofanana, kuphatikizapo zotuluka resolder kanema.

Yozizira dongosolo mu idzakungana kusinthidwa zikuwoneka chuma, poyerekeza ndi nthunzi-X. katatu yafupika zotayidwa Redieta dera, yafupika kuchuluka kwa mapaipi amkuwa, ndi yekhayo ozizira si olimba mtima. Komabe, monga momwe mayesero ndi mathamangitsidwe, eni ndi zithunzi opepuka kudzatenga chipangizo wonongeka, palibe. Zithunzi pakati uzigwirizana ndi pafupipafupi 1120 MHz, ndi kukumbukira akuthamanga pa 4880 MHz (mafurikwense ndi kusintha kwa Kutentha ntchito, kwenikweni ndi madigiri 70 Celsius).

Kukongola zimafuna kudzipereka

nthumwi ina AMD mu msika lonse, kampani yake, anakhala chidwi Chip ndi anayambitsa dziko lawo masomphenya Chip HD 7770. eni Reviews amanena kuti Mlengi anatha kukwaniritsa zolinga zingapo nthawi imodzi:

• kupereka chipangizo kwenikweni wokongola;
• kukwaniritsa ntchito yapamwamba mu kugwira ntchito;
• kulenga kuzirala yabwino kwa overclocking kumabungwewa.

Ndipo ngati kanema ndi saperekanso kukongola kwa wosuta pambuyo unsembe chipangizo mu dongosolo galimotoyo, magawo ena zonse hii. Ife anatha kukwaniritsa mkulu ntchito yoyenga zinthu pa kanema dera bolodi: Ferrite anaika mphamvu, opha patsogolo PWM, spaced okwanira dongosolo.

Wachibale dongosolo yozizira owerenga, malinga ndi ndemanga zawo, izo zachitika maganizo wogawanika. Pa dzanja limodzi, zitsulo zotayidwa latisi, wopangidwa mwa zigawo ziwiri ogwirizana ndi mapaipi ziwiri zamkuwa, kapangidwe ndi imathandiza kochotsa kutentha. Komabe, osunga sauzira chidaliro. Mwachitsanzo, anaŵerama mkuwa mipope - chidwi kwambiri kuti wotsinidwa ndi pliers ena Amateurs.

Kudziyesa oimira yabwino ya HD 7770 Chip

Mu ndemanga ya zopangidwa atatu odziwika ndi mankhwala pansi mtundu dzina lawo si osankhidwa mwachisawawa. Izo zinachitika kuti iwo anali oyimira zabwino AMD HD 7770 Chip pa dziko msika - panopa nsanamira zitatu, zomwe kugwira malonda onse padziko lonse kanema. Choncho, ambiri ofuna ogula HD 7770 zithunzi makadi zochokera ntchito tikayerekezera zinthu zitatu ayesedwa mu masewera mwachionekere chidwi.

Malinga ndi okonda anakhala ziyesedwe a udindo waukulu mu ntchito ya masewero, osati pafupipafupi GPU lapansi. Chinthu chofunika - pafupipafupi kukumbukira. Ndipotu chintchito zotsatira za Championship ndi motere:

• malo oyamba palibe angatsutse kuti khadi kanema safiro nthunzi-X (by njira, mu mathamangitsidwe umene iye anasonyeza zonse zizindikiro mpikisano ntchito GTX 650 Ti);
• malo wachiwiri XFX zaikidwa Black Edition Super Overclock (amapulumutsa iye dongosolo kuzirala, ndi wamakono wa kusindikizidwa dera bolodi ndi unsembe wa Hynix zigawo kukumbukira);
• Nthumwi IceQ ofotokoza AKE HD 7770 Chip sizinali choncho amphamvu ndipo anatenga malo okha lachitatu.

Ena a kalasi bajeti

Kuwonjezera pa "mizati atatu" a dziko msika, pa maziko a Chip HD 7770 anapereka zinthu zawo makampani wowopsa monga Asus, MSI, Gigabyte, VTX, PowerColor ndi ena. Choncho, owerenga akuitanidwa mwachidule kukumana ndi malonda awo.

Wa zopangidwa izi chidwi MSI mankhwala. chakuti Mlengi ali osati anayambitsa dongosolo kampani kuzirala kwa Chip zatsopano, komanso zinthu zina patsogolo zinthu PCB. Chifukwa anali mmodzi wa angakwanitse kwambiri makadi bajeti kagawo kakang'ono. Lingathe kumwazikana kochepa ake, koma poyerekeza ndi zithunzi zofanana adaputala ntchito mwakachetechete.

Asus oimira wamng'ono yomalizidwa PCB AMD HD 7770 Komabe, dongosolo yozizira limadziwika kampani, kuweruza ndi ndemanga za eni, zimautsa mafunso ambiri. Mwachitsanzo, owerenga ambiri sakumvetsa kutentha kukhudzana lakuya ndi zigawo dera bolodi. Ndipotu, kuwonjezera pa GPU kutentha mabatire mosabvuta ndi zigawo pamtima, amene pazifukwa zina si utakhazikika mosabvuta.

Nanga bwanji za zopangidwa ena? Iwo kwenikweni anawanyalanyaza takambiranazi, chifukwa alimi amene AMD PCB ndi chabe tili m'mavuto kwa izo ozizira, sangathe chinachake kudabwa wogula angathe.

pomaliza

Kanema adaputala zochokera HD 7770 ku AMD, mukhoza woyamba wa zonse amalangiza kuti onse ogwiritsa, amene kulota kusewera mu masewera ntchito pa zoikamo otsika ndi sing'anga ndi anthu osachepera ndalama. Ndalama si mtengo wa HD 7770 mankhwala mu msika zoweta. Iwo amagwira ntchito yofunika kwambiri apa, ndi otsika mowa mphamvu kanema khadi kuti sikutanthauza mwini wa mphamvu pamaso magetsi (450 Watts zokwanira kompyuta wonse).

Musaiwale kuti overclocking chabe chitsimikizo kuti wosuta adzatha zaka zingapo kusintha ntchito zipangizo lotha kusangalala ndi masewera atsopano mu msika kompyuta. Video khadi pa Chip AMD HD 7770 si choti ntchito mu mathamangitsidwe zonse za zithunzi pachimake ndi kukumbukira zigawo. Ngati mukufuna ntchito yabwino mu mode wabwinobwino, maso anu ayenera kulipira ndi bwino osati mu bajeti wagawo kalasi.