ATI Radeon HD 4850: Characteristics, zvinhu uye wongororo

Vakakodzera nzira Graphics akisarareta GeForce 8800GTS uye GeGorce 9800GTX kubva NVidia kubva kunozivikanwa Canadian mugadziri muna 2008 raiva ATI Radeon HD 4850. Izvi Graphics adapteri Technical nokurondedzerwa kushanda hakuiti kwakasiyana ayo yakananga vakwikwidzi, uye mutengo zvakanga duku zvikuru. Somugumisiro, Nvidia kambani akamanikidzwa afungezve ayo Pricing mutemo uye kuita zvinhu nyore. Somugumisiro, vatengi vacho vane mukana kutenga simba Graphics kadhi pane pane inokwanisika mutengo sezvo kubva ATI, uye kubva NVidia.

chigadzirwa Background

Mushure exiting ari Graphics kadhi akatevedzana Radeon HD 3000 yeCanada kambani ATI ndiye anenge mumwe nehafu makore havana kuzviisa yoku- zvigadzirwa. Nokuti kumbomira akauya zvoupfumi muna 2007, uye somugumisiro, yekudyidzana akaderedza kwokudiwa vaita Graphics zvingaitwa. Pakupedzisira, varidzi wekare vaimanikidzwa kutengesa yokuvaka rechipiri pakukura uye mugadziri nezvevhidhiyo machipisi, uye akaita se mutengi, AMD. Rakanga wave ichi uye akatanga kutengesa ATI Radeon HD 4850 uye hunobudirira shanduro mhinduro - ndiro HD4870. Cost iri nechokumashure zvakananga vakwikwidzi ari "munyoro" musasa zvave yakaderera uye padanho kuita mafomu dzakawanda - husingakuvadzi zvakafanana.

On-Chip mavhidhiyo kadhi achiri kuiswa ATI Radeon HD 4850. Logo Driver "anowedzera" dzino uyewo pakutanga aiva Logo ari Canadian mugadziri. Asi zvino, sezvo Software update, yava atsiviwa AMD. Somugumisiro, mune ramangwana, chigadzirwa ichi atova anozivikanwa sezvo Radeon HD 4850 AMD vake.

niche zvingaitwa

ATI Radeon HD 4850 rave akavaka pachishandiswa chimwe chezvinhu zvibereko semiconductor GPU 2008. Nokudaro, hwokugadzira nokurondedzerwa akaregwa panguva iyoyo kugadzirisa chero dambudziko. Somugumisiro, iye rinotarisa kushandisa murwiyo yakanakisisa kwokugara uchitamba mutambo makombiyuta nguva, kana Graphics workstations. hunonzi, zvinogona zvakare tichiita murwiyo uye workstations kana Multimedia hrs, asi muchiitiko chino pakukwanisa kwayo haisi zvakazara kushandiswa, uye ichi kusvika kubva zvoupfumi nemaonero havana zvachose kwakarurama. Nokuti vakadaro hurongwa zvisinganyanyi zvokufambisa zvigadzirwa zviri pana mari yakaderera.

Options

Zvinoumba mu chigadzirwa ichi chaiva sezvinotevera:

• The kadhi pacharo iiswe kutonhora hurongwa.

• Instruction manual, garandi kadhi vaisanganisa.

• CD-ROM nokugoverwa, mutyairi nezvimwewo-software inokosha.

Vamwe vagadziri mamwe kusimudzira rokutengesa zvibereko chakatsiva zvatinosiita makadhibhokisi bhokisi riri resimbi akatakura nyaya. Rinotaura ayo shoma hunhu. Greater kufambiswa tsika iyi haana kugamuchira, asi chokwadi kuti zvichiri zvakakodzera kuona.

modes kushanda

Basic kwadzinoita kushanda chigadzirwa - ndiro kadhi sezvo chikamu PC. Asi ichi mhinduro uyewo inotsigira ATI zvigadzirwa proprietary inonzi "Crossfire." Chaizvoizvo Its iri pakuti anoverengeka cheap car insurance PCI Express 16X youduku kuisa akawanda Graphics akisarareta (kakawanda muna 2 iyi kana 3). Vari mberi chokuita mumwe nokuda chaiwo adapters. Somugumisiro kubudiswa mashoko hwakajeka yakaparidzwa pakati vakawanda Graphics accelerators, uye zvinokwanisika kuwana kuwedzera nokukurumidza.

Parameters Graphics akisarareta

Code zita nesilicon Chip, chinoumba ari Radeon HD 4850 ari ATI, - RV770 indekisi PRO. Rakaitwa musi 55 nm muitiro michina, iyo panguva iyoyo yaiva yakanaka. In ichi semiconductor Chip mamiriyoni 956 transistor zvinhu kunge rakaiswa. The Kupisa rongedza riri ichi nyaya yakanga akaenzana 110 watts or. Uwandu processors sezvo zvichienzaniswa nezvizvarwa maviri makadhi kwakawedzera zvinopfuura 2 nguva kubva 320 kusvika 800 zvidimbu. Hazvina ouinjiniya ichi mhinduro vabvumirwe yekudyidzana kuwedzera kumhanya ari chip. Uyewo, mavakirwo processors izvi kwave pakanatsiridzwa.

The pfungwa yechipiri - kuwedzera unaku vezvikwata kubva 16 kusvika 40. Asi uwandu ROP kutigumbura (rasterization akavhiyiwa) haina kushanduka uye anoramba pa 16. Memory bandwidth yakanga yakaenzana munyaya iyi, 64 GB / s. The adhaputa pacharo rave optimized kushanda pamwe bhazi PCI Express 2.0 nzira. Unogona kurishandisa mune kwadzinoita 1.0, asi zvichaita kuderedza nokukurumidza. Asi motherboard pamwe rutsigiro 3.0 "Bottleneck" zvichaita vane Graphics akisarareta. Saka, basa anotarira seboka Graphics akisarareta riri Zvakanyanya Kunaka Panguva Yepamuviri munhau iyi pavanoparidza motherboard, rinoshanda zvikuru muna PCI Express muoti v. 2.0.

ndangariro

Nokushandisa RAM chip GDDR3 mureza mujeri ATI Radeon HD 4850. 512Mb - ndiwo uwandu RAM unogona unowanzosangana kuwanikwa pavanoparidza nesilicon chip. Sezvineiwo ishoma uye zvakawanda yepamusoro neshanduro Chisarudzo ichi, izvo akatopera ne 1 GB of RAM. Ikakuruma ndangariro bhazi riri ichi nyaya vakasvika yakasimba, kunyange nhasi zvinodiwa 256 matomu.

Zvinenge kufanana parameters vaiva vakuru Graphics makadhi mutsetse uyu - HD 4870. Asi izvozvo chaizvo mhando ndangariro iri nyaya akatogadzwa GDDR5. Izvi zvaiita kuti vawane yepamusoro wachi aimhanya uye waivako kwevari ndangariro. Enzanisa mashoko HD 4850 ukoshi uyu 2000 chete MHz, ukuwo HD 4870 - 3600 MHz.

mutyairi

The mudambudziko panotanga rokutengesa aiva mutyairi. Kunenge Canadian programmers havana nguva vazviise kukukwana, uye somugumisiro paiva zvikanganiso siyana vari kuda matoyi kumhanya pamusoro hrs pamwe ATI Radeon HD 4850. Mutyairi zvakare rave mberi yakanatswa, uye vose vanozivikanwa zvikanganiso chapedzwa. Panyaya iyi, iyo ATI Logo ari Software chikatsiviwa AMD. okunatsiridza kwakadaro, nokuti User inofambiswa, akapa akatsiga zvikuru kushanda zvakadaro Graphics adapters. Uye pamusoro mikuru shanduro dzose uchishandisa hurongwa "windose" panguva - XP "Vista" uye "7". Eya, vachitova gadziriro Software ndiyewo muchiitiko ichi, asisiri basa rinokosha, uye inogona kupfeka 32-yati Os okunatsiridza, kana kunyange 64-wedzeredzei.

Mamiriro pamwe kumhanyisa

Overclocking zvinogona uyu semiconductor Chip chaiva chakanaka. Asi kuita kushanda zvakadaro zvakafanira kushongedzera ari PC simba simba nerubatsiro (kwete asingasviki 750 W). Uyewo Graphics akisarareta anofanira vakagadzirira ane yepamusoro kutonhora hurongwa. Saka makadhi ane pusa kupisa singi nechigadziko kutonhora gadziriro haisi akakurudzira overclock. Uye chete zvinhu pamwe proprietary akagadzirwa No zvinogona pasi nzira iyi. Somugumisiro, uchishandisa ATI Overdrive utility dzaigona kutengwa pachinzvimbo ibatanidzo 625 MHz (nokuti Graphics chip) uye 2000 MHz (nokuti RAM) payakabatanidzwa 685 MHz uye 2150 MHz, ukuwo. Ichi mamwe 8-9 muzana nokukurumidza. Uyezve kuvandudza wakadaro akisarareta zvakanga zvisingaiti. Zvikurukuru, kana kukunda Pamuganhu 700 MHz, akisarareta ichi yazova rakananga mukwikwidzi kune vakuru womuenzaniso HD 4870. Kubva pfungwa nemaonero Marketing ezvinhu akadaro ndechokungoti isingagamuchiriki.

Kukwikwidza zvigadzirwa pamusoro mbudo pfungwa

ATI Radeon HD 4850 Graphics kadhi panguva yayo yokusunungurwa Sezvambotaurwa, kwakanyatsobatana mukwikwidzi mishonga maviri kubva NVidia. GeForce ichi 8800GTS uye GeForce 9800GTX. Muchiitiko chokutanga, kuti parity pakati zvigadzirwa vose mutengo uye vaita mukati. Uye nokukurumidza zvikazooneka kuti kunyanya iya chigadzirwa kubva ATI. Asi zviri chaiye nzira. Kana kumhanyisa mhinduro NVidia zvaizopedza backlog uye dzimwe nguva kunyange anongoita nharo pamberi. Asi GeForce 9800GTX kufunga ayo hwokugadzira nokurondedzerwa vakanga hunobudirira Graphics accelerators, uye somugumisiro, yaiita zvakawanda. The musiyano nokukurumidza ndiyo 7-10 muzana, izvo kunyange overclocking haabvumiri kuripwa.

Mamiriro ezvinhu chakaita zvokugadzirwa miedzo

Chaiye muoti HD 4850 mu chakaita zvokugadzirwa PC MAKO 2006 bvunzo anopa 12.200 points. Kana overclocked kuti frequencies uye 685MGts 2150MGts azvaitwa, zvinokwanisika kuwana mamwe chiuru pfungwa. Somugumisiro maitiro aro iyi zvichanzi kuongororwa pakazosvika 13.200 points. Uyewo, GeForce 880GTS mune iyi, kunyange inokosha shanduro kare anotipa 13.500 points. Zvakanaka, kana kunyange ichi overclocked kune 820MGts / 1890MGts, izvozvo atogamuchira 15,000 points. Somugumisiro, mashoko chakaita zvokugadzirwa bvunzo mhinduro kubva "munyoro" mugadziri kunoita sokuri nani. Asi chaiko kuita izvi rakapotsa pfungwa kazhinji hatina ukama. tsika idzi chete kuratidza yakakwirira mwero Optimization software. Panyaya iyi, mutyairi pamusoro Graphics kadhi ATI Radeon HD 4850 hadzisi "Akapfigira" nokuda muedzo uyu.

Mikana mumitambo iyoyo

Zvikuru ezvinhu akasiyana ne uchitamba mutambo zvikumbiro tichitarisa maitiro chero chigadzirwa mutsetse ATI Radeon HD 4850 Series. Mutyairi uyu nyaya kare regai kutamba kwakadaro rinokosha.

Ngatitange pamwe Muvengi Territory kudengenyeka War. In mutambo uyu, chokupika kwataita pamusoro gamba waparadza kunyange 9800GTX. The HD 4850 inhamba goho mifananidzo por wechipiri akaenzana 86. Uyewo, 9800GTX, ukoshi iri 81, ukuwo 8800GTS - zvose 71 nhamba idzi zvinokosha kuti kwadzinoita 1680 X 1050. With kuwedzera kupedza kusvika 1920 × 1200 muitiro mberi, uye zviratidzo vachava vane azvaitwa 72, 66 uye 58.

Mamiriro acho ezvinhu akafanana ne "Hafu Upenyu 2". Nokuti kutanga nzira mutengo achava akaenzana 111, 103 uye 89, uye nokuda rechipiri - 88, 82 uye 71 Ndinonzwa achinja ezvinhu naPerseus murayiro. Ipapo mutungamiri kuri kuva 9800GTX mhinduro ine zviratidzo 184 (nokuti 1680 X 1050) uye 149 (nokuti 1920 x 1200). Zviratidzi HD 4850 vari 162 uye 127 azvaitwa. Eya, anenge kuenzana 8800GTS - 157 uye 129.

Anoita zvakafanana uye Call of Duty 4. iyi tsika anoenzanirana 9800GTX 82 uye 72 kuti HD 4850 - 79 uye 67, uye nokuda 8800GTS - 72 uye 62. The musiyano pakati rokutanga uye rechipiri nzvimbo iyi, mumeso okuti maitiro , asi mutengo vakasiyana yekudyidzana.

In shamisa Tournament 3 zvakare mamiriro ezvinhu anochinja zvinoshamisa. Mutungamiriri zvakare kuva HD 4850 pamwe zviratidzi 121 (nokuti 1680 X 1050) uye 97 (nokuti 1920 x 1200). Panzvimbo yechipiri - 9800GTX C zviratidzi 117 92. The ekupedzisira - 8800GTS vane 102 uye 80 azvaitwa.

A yakafanana kuitika mberi dzakawanda uchitamba mutambo zvikumbiro. Kakawanda outpaced HD 4850, kunyange chete zvishoma, ayo zvakananga mukwikwidzi mukutarisana 9800GTX. Uyezve, izvi rinei nokuda 70 muzana software. Asi yasara 30% atova mutungamiriri 9800GTX. Asi zvinofanira kucherechedzwa kuti musiyano haana kudaro chinokosha zvakare. Apo Chip ichi chakaitwa 9800GTX zvisingachashandi panguva hwokugadzira muitiro (65 nm) uye aiva yepamusoro kupisa (156 watts or). Zvakaratidza kuti zvinodiwa rokutenga panguva iyoyo kwaingova HD 4850.

Special namaapuro kadhi iri

The mainjiniya panguva iyoyo vachiri wokuCanada mugadziri pakati kubudirira zvabuda vakasarudza kurega. Vakazosunungurwa kupfuura yepamusoro nadzurudzo of akisarareta - ATI Radeon HD 4850 X2. Chivakashure X2 pfungwa yokuti izvi ndizvo hunyambiri-GPU Graphics kadhi. Saka, zviri vakapakata nani kutonhora hurongwa, uye ayo michina nokurondedzerwa, kunyange zvino tinogona kugadzirisa matambudziko akawanda. Uyewo ari zvigadzirwa zvakadaro fanira chipo 1 GB of RAM. Mari akisarareta kwakadaro zvikuru anodhura. The chete akaipa kuti nguva yokutanga pashure ratanga rokutengesa; - bad Software Optimization. Kwete matoyi zvose "se" kwakatanga. Asi imwe update ye-software mainjiniya kubva AMD kare akasarudza nyaya iyi.

mari

Very, yakakwirira chaizvo unhu akatendeuka ATI Radeon HD 4850. Magadzirirwo zviri zvechokwadi chaizvo, uye pakuongororwa anoratidza kumhanya. Somugumisiro, kwakadaro chigadzirwa haagoni kuva zvakachipa oornag. Asi kunyange munhu akaoma chaizvo ezvoupfumi ezvinhu, ATI ave vakakwanisa kuramba takatsiga mutengo uye chokupika tichipa akisarareta nokuda democratic kukosha $ 199. Asi ichi nadzurudzo inokosha zvikuru anoongwa. Gare gare pakanga zvakawanda yepamusoro shanduro, mari iyo kusvitsa kunyange 320 emadhora. Asi iyi, inodzidzisa anogamuchira nani mhinduro ine yepamusoro kupisa singi uye yakakwirira frequencies. Uyewo, kana ichi chaiva mukana, kunyange zvishomanana, overclocking Graphics akisarareta.

Reviews

Chinokosha drawback ose mutsetse zvinogadzirisa ATI Radeon HD 4850 Series akanga simba software. Kazhinji, chigadzirwa mutyairi kwakatungamirira kuti vamwe yemavhidhiyo vasiri anowanzoita kuvhiyiwa yakafanana Hardware. Ndivo "outliers" kubva mutambo, uye "nechando" uye kubuda kwe "dema" chidzitiro, kunyange kombiyuta rakashanda yakanaka. Zvinonzi akanongedza ari wongororo vazvo akadaro akisarareta. Asi zvino, sezvo isu dzifambirane software, zvose matambudziko vakanga kugadziriswa, uye mune ramangwana hapana matambudziko akasimuka pamwe Radeon HD 4850 ari ATI.

Windows 7 mutyairi hunovapo nenzira yakafanana. Nokukurumidza chaipiwa ungano "mbishi" ne matambudziko avowo, iyo zvino kare vakauya AMD mainjiniya pakukwana. The chikuru mukana chigadzirwa ichi chaiva nhamba "mutengo / waivako". Vachikanganisa 199 emadhora, chigadzirwa ichi unogona kukwikwidzana mberi anenge akaenzana zvinodhura GeForce 8800GTS kana kunyange GeForce 9800GTX.

zvabuda

Chero echimurenga zvachinja niche pamusoro Graphics accelerators hadzina patange Radeon HD 4850 ari ATI uye mukoma wake mukutarisana HD 4870. Ichi-shanduka kuchinja yapfuura chizvarwa zvigadzirwa, kunyange vane zvakakomba kubudiswa hwokugadzira parameters rokusarudza. Asi kwaita zvinogadzirisa ava shoma chidimbu, "vakavazunzira» ATI wekambani zvakananga mukwikwidzi - NVidia. Somugumisiro, last yakadzokororwa ayo Pricing nemaitiro uye kuderedza mari kune Graphics accelerators ari chidimbu ichi. Izvi zvichabatsira chete kwokupedzisira mutengi ane mukana kuwana zvimwe zvokufambisa mhinduro pane kuderedzwa mutengo. Uye iwe unogona kunyange kusarudza Graphics kadhi, kana kubva "zvitsvuku" musasa (kureva, ATI / AMD), kana "mutema» (NVidia).