The Radeon 7750: nokurondedzerwa, ongororo, yekuedzwa, ongororo

Radeon 7750 Graphics kadhi rakanyatsojeka zvibereko, kunyange maererano nezvinodiwa zuva, nokuda iyo aripo zuva kushandiswa makombiyuta siyana, kubvira mureza kushanda uye kupedza michina Gaming svikiro simba namano. kadhi Ichi chimwe chezvinhu dzakakurumbira zvigadzirwa kare 2012, uye asingauyi kurasikirwa mafeni ake kunyange panguva iyoyo.

The kunopindirana mamiriro ezvinhu

Nokuda kuti AMD akaita zvabudisa hwakanyatsorwisa zvinodhura yokutevedzera of 7900 Series, inobva kushandiswa GPU Tahiti, akakwanisa kugutsa zvinodiwa kupfuura kombiyuta iyi. Zvisinei, nokufamba kwenguva, kwakasarudzwa kusunungura Radeon 7770 uye Radeon 7750, mitengo iro raizova zvishoma kudzika ($ 120 vakakumbira kuti wokutanga uye 100 - rechipiri), ukuwo parameters vari kuramba panguva yakakodzera chechetere. Makadhi Vose dzinobva saizvozvo GPU, riri kugadzirwa ari kugadzirwa zvivako uchishandisa TSMC 28-nm muitiro michina, asi zvinokosha kuziva kuti vari siyanei configuration pfungwa maonero.

misiyano

The GPU Tahiti aripo mabhiriyoni 4.31 transistors izvo vakaronga pamusoro nesilicon chitete yakaruma nzvimbo 365 mm ^2. Panguva imwe chete riri GPU itsva Cape Verde chipo mabhiriyoni 1,5 transistors ari mundiro yakaruma nzvimbo 123 mm ^2. Muna configuration kupfuura kwakakwana kuti kwave rakatangwa muna midziyo 7770, iyo Graphics processor inopa nokuda kadambari anokwana zviyero gumi, mune imwe neimwe zvina Vector chikwata aripo. Saka mumwe yoga Vector chikwata rinosanganisira karwizi processor 16, iyo pakupedzisira akabvuma 640 parukova processors inobva mapurani Graphics Core Next.

Cape Verde dzinoratidzwa kuvapo zvina Raster remapazi zviyero, ndiro chete hafu chii aripo muTahiti, iyoyo 16 Raster mabasa neimwe kutenderera. Two 64-ikakuruma controllers chokuita mumwe rasterization kutigumbura vachishandisa nevakawanda inowanikwa, nokudaro pakupedzisira vakawana 128-ikakuruma ndangariro bhazi.

Features

The AMD Radeon 7750 chaishandiswa chaizvo nzira inofadza yokuti vanogumurwa kubva processor Tahiti, iro raishandiswa muenzaniso 7970, muenzaniso itsva Cape Verde. With% 31 chete uye magadzirirwo shader vamapoka GPU Flagship muenzaniso uyewo 66% of cache kuyeuka uye rasterization kutigumbura 50%, mubatanidzwa uyu rinopa optimum chaitwa, izvo hwakasimbiswa nezvidzidzo vose vaburitsi vatengi pachavo.

Maererano yokuvaka, chikuru chinangwa chaiva kushandisa idzva kadhi vanokwanisa kuwana zvinogamuchirika kuita mu the chisarudzo Full HD (1920x1080). Nokuda ichi Radeon HD 7750 1Gb vachishandisa Full HD chisarudzo akabatana Anti-aliasing vanofanira pakupedzisira anonamata the kuwa, asi chaizvoizvo, kunyange mumitambo ano panguva svikiro zviruva aishandiswa processor anogona kuwana waivako anongova zvakakwana kutanga ruzhinji mitambo.

Imhandoi kadhi?

AMD akaita akasunungura Radeon 7750, Positioning rive chigadzirwa kunowanikwa ruzhinji kuti vanoshandisa nhasi, uye panguva imwecheteyo chipset, unogona kufarira chero mitambo ano anotsigira DirectX 11. Uyezve, imwe yoku- mapurani Graphics Core Next inoita unyatsoshandisa unyanzvi Graphics makadhi kuti kugadzirisa akasiyana-siyana asiri uchitamba mutambo mabasa, kusanganisira mavhidhiyo yeEncoding kana date archiving.

Muduku shanduro 28-nm Graphics Cape Verde womuenzaniso Chip dzinozivikanwa vakagamuchira nechimwe yakatarwa-pamusoro bhokisi Pro kuti zita rayo, apo kana tichienzanisa zvizere tsanga kuiswa iri Radeon 7770, zvino iyi maiva zvakakwana vakawanda zvaikosha simplifications, izvo zvakabatsira kuti pave maduku zvikuru mutengo. The Graphics Musimboti ari mepu 7750 Radeon akarasikirwa maviri chinogumbura GAC-wakaiswa gumi, apo ungaderedza uwandu unaku dzakabatana uye rukova processor. Number ROP-kutigumbura akachengetedzwa - 16. GPU kuyeuka uye uchishandisa kakawanda airarama 1125 (4500) uye 800 MHz ukuwo, apo inowanikwa kwakasarudzwa kuchengeta 128-wedzeredzei.

Special kutarisirwa inofanira kubhadharwa kuti chokwadi chokuti mudziyo mutsva aripo 1 GB pamusoro GDDR5 ndangariro mureza, apo chairwo simba rayo rakawanda haafaniri kuva anopfuura 55 watts or, sezvo inobva GPU mavhidhiyo kadhi iri nepokuongorora connector okuwedzera simba zvitengeswa. Yandakapiwa bhuku kugadzirwa Radeon 7750, iyo yakataurwa vagadziri pamusoro AMD vake, kunosanganisira kushandisa monosyllabic unotonhorera, utsva iyi zvikuru vakakodzera kwete chete nokuda bhajeti vatambi, asi naivo kushandisa chiduku unongotaura kirasi hurongwa NBC.

7750 kana 7770?

Pamutemo, kumusoro-magumo makadhi kwakavakirwa Cape Verde processor mugadziri anodana 7770, zvichiratidza kuti zvakawedzera kakawanda kuti GPU. Izvi chaizvo zvinokosha, sezvo mumwe mutengesi kuti ipapo kunoratidza pamusoro kavha dzavo Graphics makadhi 1 GHz, pasinei vaishandisa Munongedzo magadzirirwo bhodhi kana muenzaniso zvibereko, sezvamakaropafadzwa chepakutanga kutonhora hurongwa.

Panguva iyoyowo, muenzaniso 7750 rine vakawanda kusiyana, pasinei kuti aripo chete chip. TDP 55 W anoti muenzaniso uyu hakurevi kuvapo mamwe simba connector, inova zvakakwana kuitira PCI-E x16 slots. Uyewo, nokuda kureba kwayo kunosanganisira kugadzwa kadhi iri Ruzhinji rwakapindura tsindirana zviruva.

7750 kubva ASUS

Panguva iyo kambani ASUS Positioning muenzaniso sezvo mudziyo zvishoma yokubudisa ari mugadziri, asi CPU wachi yakaitwa kuwedzera achienzaniswa mureza oga 20 MHz, ukuwo ndangariro anogona kushanda panguva anobudirira kakawanda 4600 MHz, inova MHz 100 chete kukasapfuura parameters ndakarumbidzwa ari mugadziri wacho mainjiniya. Sezvo fekitari yakawedzera kakawanda haringanzi kunzi zvinokosha, kune Radeon HD 7750 haringanzi kunzi pamusoro-magumo, nokuti overclocking rwakadaro anenge imperceptible ari muitiro nezvekutanga chaiye-nyika zvikumbiro Zvisinei nokuti kuti muenzaniso uyu akaiswa pamisika se "overclocked" kuti uyewo ane yepamusoro mutengo.

Kana kutaura nedzimwe nokurondedzerwa, hapana musiyano zvikuru zvichienzaniswa nezvezvinotaurwa yokuenzanisira panguva ASUS Radeon 7750 haamo. Special nzeve kunongova proprietary kutonhora gadziriro zvinofanira kubhadharwa, izvo anobvumira zvinobetsera govera chigadzirwa pakati vakawanda zvakafanana mhinduro.

Kit

Makuriro makurukuriro inosanganisira zvose zvakafanira bhajeti mamiriro, kureva, chinosanganisira chete nenhumbi avo kuti anodiwa kuti dzose nokushanda akisarareta:

• dhisiki kuti rine zvose vatyairi zvakafanira uye utilities;
• Mirayiridzo sei kuisa nokushandisa kadhi ichi;
• mureza adhaputa DVI-to-VGA.

Ichi seti siyanei akauya ari Radeon HD 6850, asi zvakadaro zviri inopindirana zvizere chete budgetary mamiriro mudziyo.

mamwe zvinhu

Saizvozvowo sezvo ari bhuku yokuenzanisira, chine interfaces kuratidza kutsvakwa mufananidzo Inoshandiswawo chiteshi chengarava HDMI 1.4a uye DVI-I. Akapiwa kuti mwanda pamwe kadhi rinopawo wokuwedzera adapteri, imi vasina matambudziko kuitira kubatanidza kwairi kuongorora mamwe yeplasma vanoratidza kana purojekita.

Kuyeuka kuti Radeon HD 6850, zvinokosha kuziva kuti inobva 7750 zvinogadzirisa zvinopa kukwanisa kushanda LCDs kana monitors pamwe Ultra-soro chisarudzo, riri zvikuru kukosha kuti Ruzhinji rwakapindura vanoshandisa ano, vane mano dzakadaro kuoneka zvakawanda uye kakawanda. Uyewo usakanganwa kuti kuburikidza kushandiswa kwemichina AMD Eyefinity 2.0 akisarareta Izvi unokubvumira dzaiitirwa kusvika monitors matanhatu, asi nokuda mano kupfuura vatatu vachange kuda kushandisa mamwe vanoshingaira adapters kupa zvakajairika mufananidzo goho.

mubhadharo

The akadhindwa redunhu bhodhi rinoitwa musi pcb dema, apo magadzirirwo uye marongerwo kuti zvinhu pamusoro payo zvakazara kudzokorora mureza bhuku yokuenzanisira asunungurwa pamwe AMD conveyor. Scheme Kudzikamiswa chakaitwa "2 + 1 danho" vachishandisa zvikuru nyore PWM controller kubva makambani Anpec Electronics. Sezvataurwa pamusoro apa, kadhi iri haisi vakapakata connectors okuwedzera simba, zvichiguma mutoro muoti, simba rayo rakawanda idukusa 75 watts or.

Kazhinji vanhu vazhinji enzanisa muenzaniso ichi chete Radeon HD 6790. Kana ari GPU itsva asarudza kwete anosanganisira kukwanisa chokubatanidza akawanda adapters kuita vagari Masvomhu Graphics CrossFireX bhiriji, asi kutsigirwa zvigadzirwa uyu achiri inopiwa paImba chirongwa pamwero .

patani

The bhuku womuenzaniso kadhi rine runako yaizivikanwa Kutarira vakanaka akafanana kutonhora uye bhodhi rinoshandiswa renguva kadikidiki shanduro waivako HD 6770. The unotonhorera iri ichazivikanwa noku zvikuru nyore kuvaka, anogovera kuti sandara chete-slots heatsink kuti inotonhodza chete GPU. Nokuti kadhi rine kumbonyanya mwero TDP pamusoro 55 Watts, mufananidzo uyu zvikuru zvinogamuchirika, asi zvinokosha kuziva kuti pane mijenya okunatsiridza Radeon 7750, hunhu kusanganisira kuvapo hombe kutonhora hurongwa.

mubhadharo

Sezvataurwa pamusoro apa, muchiitiko ichi hakuna chero mamwe simba, uye nesimba mamiriro kushandiswa maitikiro mana. GPU Power inotongwa maviri danho controller chisingazivi kupa mukana nokugadzirisa chirongwa voltage, nepo simba mavhidhiyo inotongwa vaviri vaviri chete-danho controllers.

Memory pachayo iri dialed kuburikidza nokushandisa machipisi kubva kambani HYNIX, kuti aizviti inobudirira wachi maitikiro ndiyo 5 GHz. Zvakafanana Chips zvaishandiswa pamusoro Radeon 7770 kadhi.

mhedziso

Kufanana Radeon HD 6790, asi 7750 womuenzaniso mukova-pamwero mhinduro kuti vanoshandisa zhinji zvinogona kuva mukova tikiti kupinda zvoupenyu mitambo ano. A zvakananga mukwikwidzi ari mudziyo ndiye Model 650 kubva GTX GeForce, uye sezvamakaropafadzwa vose zvigadzirwa vanoti, kutora nzvimbo huru vhidhiyo zvizere zvaidiwa kusimudzira mutambo tigutsikane. Asi chokwadi, nokuti zera rake vose zvigadzirwa vakanga kukwirira mukuita zvichienzaniswa avo zvekushandisa zvinodiwa, izvo pamusoro mutambo panguva Vasunungurwa, saka kuti kushanda kwavo akatanga kuonekwa chete mumakore achangopfuura.

Reserve kuita panguva yepasisa zvaibvira TDP - basa anoiswa pamberi vagadziri AMD pamberi kadhi wakabudiswa Radeon 7750. Panguva imwe zvakakwana zvikuru nayo kunosvika mutoro simba vanenge 55 W, uye simba rakawanda idukusa 3 watts or vari yakanyarara rudzi, ukuwo mamwe zvitengeswa haina kuzvireva. Pakati 6000 akatevedzana makadhi akafanana TDP chipo mune mienzaniso 6650 uye 6670, apo NVIDIA inopa kukwikwidza muenzaniso muchimiro GeForce GT440, kuti zviri pachena zvishoma simba makadhi. izvi zvose runowanikwa kushandiswa yepamusoro muitiro mabikirwo 28 nm.

Saka, kuti musi kadhi iri chaizvo, yakanaka chaizvo mhinduro kuti ungano makombiyuta yakaderera-akatemerwa mutengo. Vazhinji mitambo ano rinogona kuramba panguva shoma kana avhareji sandara, ndiro rava zvakakwanira vatambi vazhinji. Chokwadi, enzanisa pamwe yepamusoro namano nhasi ndechokungoti maturo, sezvo havasi pasi kufadza zvinodiwa, asiwo ramangwana.