AMD Radeon HD 6870: Iinkalo, Review, ncomo

Banikwa imfuno enkulu ngokwaneleyo yemifanekiso ezahlukeneyo yevidiyo amakhadi ezisebenzisa GPU ekuthiwa Barts XT, inkampani evela Taiwan, MSI namhlanje inika abasebenzisi abaninzi njengoko izisombululo ezintlanu ezahlukeneyo ezisebenzisa HD GPU Radeon 6870. La makhadi kwahluka kuphela uyilo PCB, nesetyenziswa kule okupholisa kwinkqubo kunye yokusebenza GPU ezitsho yaye, ngokunjalo, ixabiso. Ngaphambili, abaninzi ingqalelo ikhadi Radeon HD 6870, iyahluka ukusuka reference analog kuphela ileyibhile ibhanile istili kwenkqubo okupholisa, kwakunye njengoko isetyenziswa yi kwinguqulelo BIOS, kodwa namhlanje ngakumbi yaye abantu abaninzi ngakumbi, ngakumbi isisombululo advanced ezinxulumene izixhobo ezaziwayo-kakuhle series Intambanane.

iindleko

Ngenxa ingakumbi ungumzekelo amakhadi iigrafiki mihla, uninzi nakolu eeparamitha sele zayekwa xa kuthelekiswa enye incwadi. Kodwa ke, kufanele kuphawulwe ukuba ukongeza kuyilo ezongezelelweyo PCB, kwakunye nenkqubo olupholisa elizinikeleyo oko luphawu kuzo zonke amakhadi ibhokisi Intambanane-top kwi kwisihloko, umenzi iye yagqiba ekubeni ukwandisa kancinci undoqo clock rate, xa kuthelekiswa ne-reference isampula. Ngoko ke, lo HD Radeon entsha 6870 endaweni yesezantsi 900 MHz operation GPU frequency ifikelela 930 MHz. Okulandelayo, siza kuqwalasela indlela wokulwa enjalo ekugqibeleni kuchaphazela ukusebenza ifowuni, ngokunjalo unciphise nezinye iimpawu ukusebenza kwawo.

iinketho

Ikhadi uyangena kwibhokisi kunokuba elikhulu, ihonjiswe kwiskim umbala omnyama oluhlaza. Ngokubabona nje bhokisi sele isityhilela yokuba inkampani iye yanika abasebenzisi imveliso ngokwenene ezikumgangatho ophezulu ngohlobo Radeon HD 6870. Le ibhokisi iluhlobo lwe kwisutikheyisi encinci yaye efana kakhulu diphu inxalenye motherboard, kunokuba kwi igutyana namafutha yemizobo.

Emva kokuvula i-inshorensi phezulu uba injini ebonakalayo ezisetyenziswa ikhadi levidiyo. Indawo engqonge window ngendlela efanayo njengoko kwicala elingaphakathi inshorensi eliphezulu, i abayili bakhetha ukuba bahambe ukuze udwelise iimpawu eziphambili kwekhadi yemizobo, kwakunye nazo zonke iintlobo zobugcisa ezisetyenziswa kwimveliso yayo.

Ziziphi ezi mpawu?

Ngokutsho kumenzi, inkqubo ngcono umbane, nesetyenziswa kwi-AMD Radeon HD 6870 lixhotyiswe omabini amanqanaba ezilishumi kuthelekiswa ngoku ezihlanu imaphu eqhelekileyo, nto leyo eqinisekisa ukuba ukusebenza ngokwaneleyo kubakho isixhobo, kungakhathaliseki nokuba ngaba loo nto, okanye umsebenzi ngokuqhelekileyo lunikezelo ngokwaneleyo enzima.

Amakhadi circuit umbane kusetyenziswa amacandelo ezikhethekileyo ze ekuthiwa udidi "emkhosini", kubandakanywa tantalum kunye capacitors eqinileyo, zonke iindidi zamandla baxhotyiswa umphakathi ferrite, nayo leyo kunempembelelo entle jikelele overclocking eli khadi, kodwa kunciphisa kakhulu ubushushu langoku kwikhonkco lokutya.

ombane Iingongoma ngamnye usebenzisa multimer lungabaleka inikezelwa le GPU, inkumbulo, kunye block PLL. Loo ithuba kakhulu bekhululekile, yaye ukongezelela eli xabiso ombane kusenokuba yeyona echanileyo, kubalulekile kakhulu. Amaxabiso ngaloo ndlela ndizuze i yombane eziphambili umsebenzisi phambili ukutshintsha ngokuzimeleyo, esebenzisa wezindlu software Afterburner ekhoyo ividiyo yoqobo ekubonelelwe.

ingqalelo eyodwa kufaneleyo nalo ithuba wayicima Radeon HD amakhadi graphics mode 6870 AMD ukuba usebenzisa sokunqika ezingcwele phezu kwibhodi yesekethe eprintiweyo. Umsebenzisi unako ngokuzimeleyo khetha imo "cwaka", okanye ukhethe indlela apho iqalisa ezipholileyo ukusebenza kwandiswe imveliso.

ulwazi

Kwicala reverse yempahla akukho ulwazi oluninzi luncedo malunga nento ukusebenza kwaye yintoni na ikhadi yemizobo Radeon HD 6870. Apha kukho iimfuno zendlela ubuncinane ikhompyutha apho khadi ifakwe, kwakunye neempawu eziphambili ifowuni. Kufuneka kuqatshelwe ukuba inkqubo apho kukho Radeon HD 6870 Reference okanye uguqulelo zaphuculwa, umbane kufuneka ibe khona ukuba umthamo ubuncinane 500 W, kuba kungenjalo isixhobo akubonakali ukutyhila ngokupheleleyo banekhono kulo abaphuhlisi.

izixhobo ezongezelelweyo

Ukongeza ukwalathisa ikhadi, kwi bhokisi kukho izinto ezimbalwa izinto eziluncedo, ezifana:

• A disc apho abaqhubi ezichaphazelekayo, kwakunye eluncedo ngasentla, eyenzelwe ukulawula iimpawu ifowuni ngethuba ukusebenza kwawo. Ukuba kuyimfuneko, unako ukusebenzisa i eluncedo overclock ikhadi ividiyo ukuya kwinqanaba elifunekayo.
• guide Quick ekuqaleni zabasebenzisi, kwakunye nencwadana eqhiwukileyo, ebe iinkcukacha zisizobela bonke ubugcisa wezindlu isicelo.
• Le iadaptha yenzelwe ukuxhulumana DisplayPort omcinane DisplayPort eqhelekileyo.
• Le iadaptha yenzelwe ukuxhulumana kwakhona kwi DVI standard VGS.
• Ezimbini iadaptha-contact amane ezimbini peripheral izihlanganisi amandla ukuya kwenye-pin ezintandathu, loqhakamshelwano zombini ukuya ikhadi levidiyo.
• Amaqhoshana ezikuvumela ukudibanisa i multimer yokuhlola ombane DC.

Ukongeza, xa imihlaba yokunikwa kufuneka kwakhona ibe imodeli CrossFireX ibhulorho langoku. Ngaloo ndlela, a package osisityebi ngokwaneleyo apho kukho phantse yonke into oyifunayo ukuze intsebenziswano eqhelekileyo eli khadi ngaphandle naziphi na iingxaki.

Yini eyenza?

Njengoko ukuba ikhadi kwimizobo AMD Radeon HD 6870 iyaqukwa ngexesha elifanayo amaqhoshana ezimbini, umsebenzisi kuya kuba akukho ngxaki ukuze ukudibanisa kwiqela lenjongo efanelekileyo monitor, umatshini okanye iplasma xa kuyimfuneko.

Kufuneka kuqatshelwe ngokwahlukeneyo ukuba accelerators ezinjalo kufuneka elidityaniswe ngaxeshanye iimonitha ezine, ukusonjululwa nganye apho ukuya ku 1900h1200, kwaye banikwe phambi ezongezelelweyo DisplayPort-neenafu ezimbini ukuthenga ngokwahlukileyo ikhithi eqhelekileyo, kukho amathuba uqhagamshelwano olongezelelweyo ngamagosa okubeka esweni iimviwo ezimbini, ukwakha shestimonitornuyu ebalulekile uqwalaselo.

reviews

Ngo-ncomo lwaso, abasebenzisi badla sinikele ingqalelo amathuba ezibetha izikrini ezininzi, njengokuba imaphu ibonisa yokusebenza ezinzileyo kwiimeko ezininzi.

Into kuphela ukuba abanye abantu musa uyithande - kodwa ubungakanani ifowuni, akusoloko kulula ukufumana ukuyifakela ubungakanani izindlu esiphakathi. Kwakhona, asingabo bonke dovlno isibakala sokuba lesixhobo lufudumale lutshe ngokwaneleyo ukwenza ingxolo xa kuthe umthwalo esinzulu, kodwa umdlalo wokugqibela phantse kungabonakali.

inkokhelo

uyilo PCB yenziwa yahlukile umgangatho, nto leyo kulindeleke kakhulu. Ukuba izinziswe ngokupheleleyo izinto scheme amandla phase-10 ababekho ebhodini, kwagqitywa ekubeni ukwandisa kuyo ngokweesentimitha ezimbini. Kuba abanini izakhiwo ezincinane ukuba ufuna ukuseka ngokwabo Radeon HD 6870, iimpawu eli khadi akakwazi ukudlala indima encinane okanye hayi, ukuba bakwazi ukuchonga phakathi kwisisu semoto ubuncinane 275 mm. Ngokwawo, i-scheme kwisigaba-10 yayisetyenziswa kanye ukuze kuqinisekiswe ukusebenza iyizinzise sefowuni, kunye nokunika abasebenzisi kunye iinketho ezininzi ngokwemiqathango unikezelo nemizobo ixabiso olifunayo.

Kufuneka kwakhona kuqatshelwe ukuba inkqubo yokuvelisa yale ukusetyenziswa khadi amacandelo ezizodwa ehambelana Military Umgangatho Class II, kunye iziphumo iyahlala eliphezulu, i ubushushu lisezantsi kangangoko amatsheyini okutya, kwakunye amandla ogqwesileyo isixhobo booster.

Icala reverse yebhodi

Iimpawu ukukhanya Ezahlukeneyo, ibekwe kwicala elingemva nebhodi yesekethe eziprintiweyo, ukuvumela kakhulu abangaboniyo bahlole indlela ntli yemizobo engundoqo, njengokuba somfanekiso we izixhobo umbane ibonelela utshintshe nje isigaba esebenzayo tshintshayo kuyimfuneko. Oku kwenza kube lula ukuba ngokupheleleyo ukucima izigaba okungeyomfuneko apho kukho uxinzelelo ephantsi ngokwaneleyo namafutha.

Nazi ulawulo ezincinane, esebenzisa apho ulawulo thermal luvuliwe, kwakunye ukhuseleko GPU ezizodwa, ukuqinisekisa ukhuseleko ifowuni xa isicelo ombane iphezulu kakhulu. Kakade ke, le misebenzi ezifanelekileyo kuphela uluhlu olude emnxinwa iingcali usebenzisa izixhobo ezifanelekileyo ukuze apholise le ikhadi kwinkqubo "nitrogen" test, abasebenzisi zesiqhelo ukuze ayikhuthazwa tu into yokuba uchithe imifuniselo kakhulu, ekusebenziseni izixhobo overclocking kakhulu kunye kuphela ezibandayo imfuyo.

Kwakhona, elinye icala le ebhodini, ukongeza kumacandelwana eseyikhankanyiwe, obuninzi ikhadi kupholile. Ngoko ke, zonke izinto eziphambili Radeon HD 6870 ukuba eziphononongwe ngasentla, akhiwe kwicala ngaphambili PCB, ngokwenjenjalo linike eyona kakuhle sokupholisa kubo.

izihlanganisi

Kudla eseleyo kwi-HD Radeon 6870 nemibono HIV, yaye ngokufuthi elidityaniswe nje kuphela koko iimpawu kunye nendleko kwisixhobo, kodwa kwakhona yokuba inika inani elikhulu ngokwaneleyo woxhulumaniso amathuba Bulelani ubunzima izihlanganisi kunye kagesi okhethekileyo.

Ngenxa yoko, oku kungabonakala kanye le isinxibelelanisi ngenxa yokudityaniswa CrossFireX ibhulorho, ngokunxulumene apho umsebenzisi ngaxeshanye ukudibanisa accelerators ezimbini yokubala ezintsonkothileyo neziphumo imizobo.

Ukongeza ngomgangatho PCI-Express ibhasi, ikhadi kwakhona sinokubanamandla yi ezimbini isinxibelelanisi-pin ezintandathu ibekwe ecaleni kwikhadi. Hayi kude kubo kukho ombane amanqaku yokulinganisa, kwakunye iswitshi mode, nto leyo eza kuqhuba ezipholileyo.

core

I core yemizobo, ikhowudi-ogama Barts XT, iveliswa ngokungqinelana nenkqubo-40 NM, yaye limele nto iphambili AMD Radeon HD 6870. Impawu isixhobo 1120 zibonisa imibhobho shader jikelele ngokupheleleyo, kwakunye ngaxeshanye rasterization unit 32, lo gama nokutshintshiselana ngengcaciso phakathi kwememori kunye olungundoqo yenziwa usebenzisa bit-256 ibhasi.

video memory

Imemori yevidiyo lukhawulezayo GDDR5 standard, kunye nemali ogcweleyo 1 GB, wafumana esebenzisa chips asibhozo, ngalinye ukuba amandla ka-128 MB. Chips ngokungqinelana nemiyalelo, ukuze isebenze phantsi kweemeko rhoqo ngempumelelo ngaphantsi kwe-5 GHz. Ngenxa yokuba uvavanyo ikhadi levidiyo imemori ekuqaleni ukusebenza ngomhla olusebenzayo nezihlandlo 4.2 GHz, umsebenzisi unethuba yokukhawulezisa kakhulu usebenzisa lunikezelo, ngaloo ndlela afumane ukuphucuka komsebenzi ebonakalayo.

injini

Kufuneka kuqatshelwe ukuba xa kubanjwa imaphu eqhelekileyo kunye Gigabyte Radeon HD 6870 ngokutsha kusoloko ingqalelo ekhethekileyo yahlawulwa Twin Frozr III injini obuphuma, emi kwiindawo zokubeka ezimbini nezenziwe i radiator aluminiyam kunye nemibhobho ezintlanu ubushushu, kunye istili ezizodwa duo 80mm fan, ukubonelela inaliti eyiyo umoya radiator.

Ngokutsho umvelisi ngokwakhe ngokusebenzisa inkqubo sokupholisa obushushu core yemizobo degrees 21 ngaphantsi injini kwincwadi eqhelekileyo xa ifowuni esisetyenziswa xa bomthwalo kunokwenzeka. Ngelo xesha lezentengiso bathi liphole obuphuma alwa ngokupheleleyo kunye nomnqophiso wayo, ukuze inkqubo yokuba eyakhutshwa nge-7 dB ingxolo ngaphantsi. Ngokutsho inkcazelo, eli liphole yokusebenza eliphezulu ifunyanwa ngokusebenzisa elijikelezayo Blade fans, nto leyo uphuhliso ngu MSI waza waqalisa ukusetyenziswa kwezi zixhobo kwixesha lokuqala.