Radeon 7850: halaye, gwaji, sake dubawa

A cikin abin da ke cikin labarin - katin kuɗi na kasafin kudin Radeon 7850 daga kamfanin AMD. Wannan sabon abu mai ban sha'awa ne saboda mai sana'a yana ɗaukar shi a matsayin mafi ƙarfin iko a cikin ƙananan farashi, amma mai yiwuwa na adaftin bidiyo yana damar yin gasa tare da masu fashewar bidiyo marasa ƙarfi na Gidan Ƙarshe mai girma. Wannan ƙirar tsaka-tsaki ne, yana ƙoƙarin shigar da lokaci ɗaya zuwa kashi biyu. Mai karatu zai koyi siffofin fasaha na katin bidiyon, duba gwadawa da kwatanta da na'urori masu kama da su, kuma, bisa ga sake dubawa a kafofin watsa labaru, gane ko ya kula da wannan katin bidiyo lokacin sayen.

Matsayi na kasuwa

A lokacin sanarwar mai sana'anta na'ura mai ban mamaki ya nuna cewa katin radiyon Radeon HD 7850 an tsara don magoya baya su taka rawa a cikin wasannin da suke sha'awa. Game da kowane babban aiki a matsakaicin saitunan magana ba ya tafi - wannan mai saye ya kamata ya sani kafin sayen na'urar. Matsakaicin matsakaici da ƙarami tare da cikakken tabbacin yin wasan kwaikwayo na kiɗa masu so.

An duba video katin, a kan ra'ayin masana'antun zama cikakken fledged gasa a kan kasuwar mai kama da na'urar GeForce GTX 560 Ti, kuma kamar yadda kusa da almara yi na guntu daga NVDIA - GTX 570. Ga mai saye iya tabbata, AMD ya gudanar ba kawai don cimma burin su, amma kuma Ya wuce su.

Game da Ayyuka

Amma fasahar fasaha na katin bidiyo AMD Radeon HD 7850 yana da kyau sosai, dukansu biyu na lissafi na kasafin kudin. A nan mai sana'anta yana da abin mamaki har ma magoya bayan Nvidia:

• Yawan masu sarrafa ragowar su ne 1024 guda (don kwatanta: GTX 570 na da kawai 480);
• Yawan adadin magunguna a cikin asalin shine biliyan 2.8;
• Kayan kwakwalwar ƙwaƙwalwa a cikin duka suna 2 GB;
• Ramin na nisa yana da 256 ratsi (mai shiga GTX 570 yana da bushin 320-bit);
• Madaidaicin mita mita 860 MHz ne (kimanin 732 MHz don mai yin gasa), har yanzu akwai yiwuwar haɓaka, amma muna magana game da saitunan asali;
• Ƙwaƙwalwar ajiya tana gudana a 1200 MHz (GTX 570 tana da 1425 MHz);
• Amfani da wutar lantarki - kawai 130 W, wanda yafi ƙasa da mai yin nasara (GTX 570 yana cin 219 watts).

Za a yarda da masu mallakar adaftin bidiyo daga AMD da farashin - kusan kusan 100 na raka'a na kasa da kuɗin mai karba daga Nvidia.

Wanene ke kula a nan?

Ba tare da dalili ba, masu saye mai sayarwa suna da sha'awar kwatanta ma'aikatan talabijin na biyu daga AMD Nvidia, saboda yawancin jayayya sukan yanke shawarar gwaji da sakamakon ƙarshe. A cikin gwaje-gwaje na roba a kan daidaitaccen tsari (FullHD), jagoranci marar iyaka na GTX 570 chipset, amma Radeon HD 7850 yana kusa da jagoran, yana barwa a baya na GTX 560 Ti na biyu. Amma a wasannin wasan kwaikwayon na AMD yana da damar yin nasara da abokin hamayyarsa.

Saboda haka, asarar wasu alamu ta biyu an kafa shi a cikin gwaje-gwajen Metro 2033, Aliens vs. Predator, Crysis 2 da GTA IV. Amma magoya bayan wasanni DiRT 3 da World of Warcraft, waɗanda suke amfani da su a cikin manyan shawarwari, za su yi farin ciki, saboda guntu mai rahusa zai iya fitar da wanda ya yi nasara. Bari kuma 1 frame ta biyu, amma wannan kyakkyawan sakamako ne. Ya kamata a lura cewa jarrabawar gwajin bidiyo ba koyaushe ba ne daidai, domin don kwatanta na'urorin daga nau'ikan alamu suna da hannu. Wasu sun fi son watsawa samfurori, yayin da wasu suke amfani da halaye na yau da kullum.

Farko na farko

Radeon 7850 katin bidiyo a cikin ma'aikata kamfanin yana da kyakkyawar bayyanar. A kewaye hukumar aka rufe gaba daya da wani m casing wanda yana da wani misali "fama" Paint manufacturer (ja da baki launi). Akwai a bayan bayanan katin bidiyo ne mai sanyaya mai turbocharged cewa yana ƙara sophistication zuwa na'urar. Kuna hukunta ta hanyar mayar da martani ga masu mallaka, a cikin wannan aikin na adaftar bidiyo ya danganta ne kawai a kasuwannin Turai da na Amurka, kuma masu baƙi na Rasha, ba zato ba tsammani, dole suyi la'akari da kofin wakilin wakilai.

Murfin kare ya boye a karkashin kanta tsarin sana'a na kwantar da hankali. Bayan haka, ba kawai na'urar radiator da aka sanya daga sassan da dama ba, amma farantin aluminum, wanda ke da wutar lantarki a wurare masu tuntuba tare da kwakwalwan kwamfuta. Abinda aka tuntuɓa tare da maɓallin zane yana da jan karfe. Gaba ɗaya, irin wannan matsala na masu sana'a za su yi kira ga masu saye da yawa.

Mai girma mai wasa a kasuwa

Idan bamu magana akan katunan fina-finai masu tsada a kasuwar Rasha ba, to, saitunan Rigon Radeon HD 7850 yana cikin gani. Ya kamata a lura cewa mai sana'a yana jin dadin masu sha'awar da dukiyarsa, kuma wannan kwafin bai kasance ba. A cikin akwatin, mai amfani za ta samo, ban da katin bidiyo, direban direbobi, umarnin cikakke da kuma nau'o'in igiyoyi daban-daban don gyarawa da haɗi da na'urori masu bidiyo.

Tsarin sanyaya mai tsabta daga kamfanin Sapphire yana da manyan masu sanyaya masu yawa wanda aka sanya su a kan radiators. Maigidan zai ji daɗin ƙarin tsarin cirewar zafi, wanda ya ƙunshi nau'i-nau'i masu yawa na jan ƙarfe kewaye da radiators kuma yana dafaɗa a kan ginshiƙin jan ƙarfe, wadda ke da alaƙa da ginshiƙan hoto.

Masu sana'anta sunyi aiki akan overclocking, suna kara gudu daga cikin chipset zuwa 920 MHz, da ƙwaƙwalwar ajiya - har zuwa 1250 MHz. A cikin gwaje-gwaje na riba na musamman, mai amfani bazai ga abin da yake da ban mamaki ba, saboda overclocking. Duk da haka, ta yin amfani da mai amfani da kayan aiki da kuma saitunan mita na Radeon 7850, mai shi yana da damar saurin samfur. Mahimmin yana da cikakkiyar nauyin overclocking har zuwa 1068 MHz, kuma ƙwaƙwalwar ajiya zai yi aiki sosai a 1320 MHz.

Mafi saya

Ɗauki mai mahimmanci na masana'antu, idan aka kwatanta da Sapphire Radeon HD 7850, yana inganta samfurin daga Asus. Gaba ɗaya, wani al'amari ne mai ban mamaki a kallon farko. Mai adaftin bidiyo tare da maɓallin maɓalli na sama fiye da 1000 MHz da ƙwaƙwalwar ajiya na 1250 MHz yana nuna kyakkyawan sakamako a cikin gwaji. Kuma idan mun kwatanta su da alamar da aka rigaya, ci gaba ba shi da kyau. Yi la'akari da halin da ake ciki ba matsala ba ne - Asus fasaha ta sake canza tsarin samar da wutar lantarki na hukumar da ke kewaye, ta yadda za a ci gaba da shirinta (Super Alloy Power, Digi +). Wannan ƙananan yardar da aka ƙyale ya ƙara yawan aikin katin bidiyo.

Tare da tsarin sanyaya, mai sana'anta ba ya zama mai banƙyama - mai sauƙi na ɓangaren ɓangaren biyu tare da magoya biyu da ƙarfe uku na tubuna, wanda ke haɗawa da lamba tare da ainihin, ya dace da kulawa. A sakamakon gwaji, kamar yadda aka lura a cikin sake dubawa, masu yawa masu gudanar da nasarar cimma nasara mai kyau: 1170 MHz don ainihin kuma 1450 MHz don ƙwaƙwalwa. Kyakkyawan aiki na wakilin wakilin kasafin kudin.

Mafi yawan masu sauraro

Mai sanannun kamfanin HIS ya yarda da magoya bayansa ta hanyar hangen nesa da katin bidiyon da ya shafi Radeon HD 7850. Abubuwan da ke cikin na'urar zasu dace da kowa. Faɗar rufewa ta rufe dukkanin maɓallin mahimmanci (1000 MHz) da ƙwaƙwalwar ajiyar (1250 MHz). Ya kamata a lura cewa mai sana'a ya shigar da kwakwalwar ƙwaƙwalwar ajiya mai kwakwalwa, wanda abin da yake rufe fiye da 1250 MHz wanda ba a ke so ba, wanda aka ruwaito ga mai shigowa a cikin jagorar jagorancin.

Tsarin sanyi na IceQ X zai sa ido ga mai amfani da hankali, wanda, baya ga kyakkyawan bayyanarsa, ya haɗa da aikin asali - sanyaya. Don cewa mai sanyaya yana aiki a hankali, harshe ba zai juya ba, tun da tsarin ba shi da ƙarfi, koda a cikin ƙananan nauyi. Dukkanin kwamiti na kewaye yana da cikakken haɗuwa da radiators na tsarin sanyaya. Ana yin amfani da buɗaɗun ƙarfe huɗu, a fentin su a cikin launi, an cire su daga faranti na aluminum a kan yankin mai lamba tare da zane mai hoto. Jirgin iska mai iska yana samar da sanyaya na jan karfe.

Beauty yana bukatar sadaka

Yana da ban sha'awa ga sauya adaftin bidiyo Radeon HD 7850 2Gb zuwa mai saka kamfanin XFX. Bugu da ƙari, babban aikin, na'urar ta karbi tsarin sanyaya mai kyau wanda ke da kyan gani idan aka kwatanta da masu fafatawa. Murfin murfin aluminum yana rufe boye na hukumar kewaye. Akwai manyan masu sanyaya biyu a saman, wanda launi ya dace da adaftan bidiyo. Mutane da yawa masu a su sake dubawa ce cewa wannan sanyaya tsarin da aka shigar a kan high-karshen model na caca Radeon HD 7870. Wannan manufacturer ta m fili alamu overclockers, cewa sabon abu zai iya jimre da zafi fiye da kima.

A cikin ainihin sakon, adaftan bidiyo yana da ƙwayar kayan aiki a kan ainihin 1080 MHz da ƙwaƙwalwar ajiyar 1250 MHz. Samun yiwuwar overclocking shi ne, amma ba lallai ba ne ya gaggauta yin sauri tare da shi. Radeon 7850 katin bidiyo yana nuna kansa a gwaje-gwajen da a cikin wasanni masu tsauraran matakai ba tare da yin amfani da mai amfani ba. Akwai kuma mummunan daga masu amfani da wannan na'urar. Masu sana'a sun kulle dukkan sutura a kan tsarin sanyaya, don haka don adana garantin, yana da kyau don tsaftace na'urar ta da mai tsabta.

Babu farko na farko

Ga masu yawa masu zuwa na Radeon 7850 katin bidiyo, halayen rashin ƙarfi sun tsaya a farkon wuri. Mai sana'a PowerColor yana ba abokan ciniki bayani tare da tsarin sanyaya mai mahimmanci. Kamar yadda ake sa ran, PCB yana da cikakken haɗuwa da shingen aluminum, wanda yana da ginshiƙan tagulla a daidai lokacin da yake hulɗa tare da ainihin hoto. Don saurin yanayin zafi a cikin tsarin sanyaya, tofaccen jan bututun ƙarfe ne, wanda ke sassaƙa ginin aluminum kuma an rage zuwa kushin lamba.

Duk da haka, saboda rashin ƙarfi, dole ne ku biya bashi mai rauni don overclocking. Masu sana'anta sun kara yawan karfin mota na mita 950 MHz, barin ƙwaƙwalwar motar ƙwaƙwalwar ajiyar ba tare da bata (1200 MHz) ba. A sakamakon haka, mai shi yana samun na'urar da ba shi da ƙwaƙwalwa wanda zai dace da jimillar kayan wasa da dama a saitunan da ba dama ba.

Alternative ga magoya

Babu buƙatar yin tunanin cewa kamfanin PowerColor ya manta game da masu binciken overclocking. Masu sana'a suna gabatar da cikakkiyar fasalin na'urar da ke kan Radeon 7850 2Gb tare da lakabin V2. Masu sana'a suna nuna alamar masu amfani cewa kasuwa yana da nau'i biyu: na farko da na biyu. Za'a iya aiwatar da tsarin sanyaya a shuka. Irin wannan na'urar aluminum, wanda aka harba ta tubes, yana kama da na'urar da ta gabata. Wannan shi ne kawai a kan tsarin sanyaya, mai amfani zai sami karamin filastik tare da mai sanyaya mai mahimmanci. Gaba ɗaya, yana da matukar wuya a kira makirci mai sanyi - yana da babbar fan, wanda yatsunsa ya rufe fadin ɗakin jirgi na kewaye.

Tare da overclocking, na'urar tana yin girma. An rarraba ainihin zuwa 1080 MHz, kuma ƙwaƙwalwar ƙwaƙwalwar ajiyar tana aiki a 1250 MHz. Hakanan zafin jiki na Radeon 7850 a cikin nauyin nauyi bai wuce digiri 80 na Celsius ba. Amma ga babbar fan, kuna yin hukunci da sake dubawa, masu yawa suna da tambayoyi masu yawa. 65 decibels - wannan daidai ne. Ko ta hanyar da rufaffiyar belun kunne karya eerie hum mai sanyaya aiki. Kyakkyawan hanya madaidaiciya zuwa na'ura mai tsawa daga PowerColor.

Kid tare da hali

Kyakkyawan tsari mai ban sha'awa ga VTX3D. Radeon HD 7850 an gabatar da shi a cikin kayan aikin soja wanda ya dace da adaftin bidiyo na kamfanin AMD. Irin wannan murhun baki da launin ja, wanda kyawawan abin da yake ƙarawa yana ƙara mai haske. Sabanin ainihin mahimmanci, tsarin mai sanyaya ya taka raguwa ta hanyar kamfanin VTX3D. Wannan bayani zai ba ka damar shigar da shirye-shiryen bidiyo a duk wani hali: ba za ka iya jin tsoron cewa gefen katin bidiyo zai toshe kwando da matsaloli masu wuya.

Game da aikin, to, masu sana'a ba su fara rufe komai ba, suna ba wannan dama ga mai amfani. Mai yiwuwa ga adaftan bidiyo shine. Tsarin sanyaya yana saukewa tare da cire zafi daga maƙallan hoto, wanda ke aiki a mita 1050 MHz. Amma ƙwaƙwalwar ajiya ba za ta iya rufewa sosai - bayan wucewa mita 1250 MHz kwanciyar hankali na aikin an rushe. Kusan game da kwakwalwar ƙwaƙwalwa ta Hynix, wanda aka bada shawara don amfani a ƙananan ƙananan 1200 MHz.

Kamfani mai amfani

Mai karatu zai lura cewa a cikin bita babu na'urori daga kamfanoni na MSI da Gigabyte, saboda Radeon HD 7850 2Gb chipset ya kamata ya jawo hankalinsu. Samfurori a kasuwa na katunan bidiyo daga waɗannan masana'antun suna akwai, amma sha'awar su a cikin gwajin gwaji ya ɓace a farkon sanarwa. Haka ne, na'urorin suna da tsarin sanyaya masu kyau, farashin sabon samfurori yana da karfin gaske a kasuwa, amma wannan ƙarshen jerin abubuwan amfani. Shugabannin kasuwar kwamfyuta ba su yi wani abu ba don inganta aikin mai adaftan haɗi.

Akwai tambayoyi ga masu amfani da kuma yiwuwar rufe katunan bidiyo. Tare da ƙananan ƙaruwa a cikin agogon mita na ainihin maɓallin hoto, yawan zafin jiki na guntu ya karu. Tsarin tsarin na'urorin kwantar da hankali Gigabyte da MSI sun jimre da tasirin zafi ya yi mummunan aiki. A sakamakon haka, a cikin ra'ayoyin masu amfani, za ka iya samun mummunar mummunar game da na'urorin waɗannan masana'antun.

A ƙarshe

Idan ka mayar da hankali kan farashin lokacin da kake sayen adaftan bidiyo, to, na'urar sauti ne kawai ba za'a samo shi ba. Kadan bashi, kyakkyawar kyakkyawan aiki da kwarewa mai kyau shine manyan ka'idoji na shahararrun shahara a duniya. Duk da haka, idan aikin yana da fifiko, to yafi kyau duba samfurorin ASUS, XFX da HIS. Kayan aiki mara kyau shine mafi kyau saya a ƙarƙashin alamar PowerColor. Tsarin sanyi zai yi kira ga dukan masu wasa na wasanni da dare.