AMD Radeon HD 7770: ụdịdị, nyocha, nyocha

Mmefu ego ndịna kaadị HD 7770 site na AMD emewo a ike okwa na anụ ụlọ ahịa, n'ihi na ọ bụ otu n'ime ole na ole na-ezukọ na ibiere nke price na àgwà n'etiti asọmpi. Elu arụmọrụ, nnukwu ike osooso na nnweta nke oge a technology ozugbo mmasị na mgbawa kaadị nke niile na-emepụta na zuru ụwa ọnụ ahịa. N'isiokwu a, agụ na-emehe ye àgwà nke mgbawa na ngwaọrụ dabeere na ya, na nyochaa ma nzaghachi ga-enyere nwe ikpebi na zuo nke niile ọrụ.

technical e ji mara

Ozugbo ọ bụ uru na-arịba ama na ndịna ome osooso, AMD Radeon HD 7770 bụ naanị ihe nnọchiteanya nke na mmefu ego na klas, nke a kwadebere n'ụzọ na a njikọ CrossFire. Nke a pụtara na gamers nwere ike kpọkọta onwe ha nọ kama na-arụpụta usoro na a di ntakiri na-eri. mgbawa e ji mara ndị drab, ma ha zuru ezu maka niile oge a egwuregwu:

1. Cape Verde XT ndịna isi wuru na 28-nm usoro technology na processor ebe nke 123 square millimeters. The ọnụ ọgụgụ nke transistors on a mgbawa - 1.5 ijeri. The isi ugboro bụ 1000 MHz.
2. Number shader - 640 maka rasterization ọrụ 16 aga, na nkanka maka textures 40 iberibe.
3. Modern DDR5 ebe nchekwa nwere ike nke 1024 MB na-arụ ọrụ na 128-bit ụgbọ ala na irè ugboro ole nke 4500 MHz.
4. Ike oriri nke ndịna kaadị "Radeon" HD 7770 adịghị gafere 80 watts elu ibu na elu ọnụ ọsọ nke na ebe nchekwa na GPU.

Factory ngwá na ngwa

Mmefu ego nnọchiteanya nke Radeon HD 7770 AMD si ha dị ihe dị ka a ufọt ufọt ọnụ ngwaọrụ. Nke a na-ìhè site n'ụdị ihe na-akpata nke PCB na obi jụrụ usoro arụnyere. Video kaadị onwe ya na-ekwu na ogide na usoro ụlọ abụọ oche. Ọ bụ uru na-arịba ama na emeputa anaghị ezitekwara retail ha na ngwaahịa, na-enye ya nri na ndị òtù ha - ma ama na ụdị. Otú ọ dị, zuru ụwa ọnụ ahịa bụ ihe mbụ ngwaahịa ike ka a zụtara ikike nkesa nke AMD.

Ọ bụghị doro anya nke oma iwu nke emeputa na okwu nke video ndapụta na circuit osisi: e nwere nanị anọ ndapụta maka ejikọta digital ngwaọrụ (DVI, HDMI na DisplayPort njikọ 2). The ike nke panel ngosi ebe enyene grille wepụ na-ekpo ọkụ ikuku. HD 7770 ndịna kaadị oriri adịghị gafere 80 watts, karị, ma nke ukwuu okpomọkụ dissipation nwere ike ọ bụla ajụjụ. N'ihi ya, obi abụọ banyere enweghi uche iji ohere na ngosipụta panel.

Na odịbe a gbasara ego obodo nnọchiteanya?

Ọrụ ndị na-ekpe ikpe site na ha reviews na media, a otutu mbipụta na emeputa wụnye a dị ike jụrụ usoro maka mmefu ego ndịna kaadị AMD Radeon HD 7770. nkọwa nke ngwaọrụ dị obi umeala na o doro anya banyere ihe ọ bụla ekpo oke ọkụ nwere ike ọ bụla ajụjụ, Otú ọ dị, ụlọ ọrụ ahụ si technology ka na- ha guzobere a dị ike oyi. N'ezie, ndị a factory ndumodu na elu overclocking nwere nke video. N'eziokwu, ule akwụkwọ dịghị atụ anapụghị ụwa mara laboratories.

E ntule n'etiti ọtụtụ nwere ahịa dabere na ha reviews na echichi nke Ịgba Cha Cha usoro nke jụrụ nwere ike ịbụ a ahịa ọdịbendị emeputa na-azọrọ ogide bụghị naanị na mmefu ego na klas, ma n'etiti nke nke Ịgba Cha Cha ndịna kaadị. Na nke ọ bụla, ule kaadị na a mgbawa AMD Radeon HD 7770 nchikota elu pụta na nke a.

Isi osompi na ndịna kaadị ahịa

Na media, a otutu atụnyere nke abụọ ngwaahịa AMD na Nvidia: HD 7770 vs GTX 650. na sịntetik ule na egwuregwu, ma video ngosi nta yiri arụmọrụ, ọ bụ ezie na nkọwa nke ma na ngwaọrụ ndị ubé dị iche iche (Nvidia mgbawa ụlọ ọrụ ndiwụt kacha mma n'ọnụ throughput). N'ezie Fans nke AMD ngwaahịa nwere ihe ọ bụla na-akọcha a na-ama ụlọ ọrụ.

Market iwebata nke emelitere mgbanwe Nvidia osompi n'ụdị a mgbawa overclocked GTX 650 edebata napụ ùgwù HD 7770 mgbawa na ule, ma ina-adịghị belata. Mgbe niile, ọ dịghị onye ewute nwe nke AMD ngwaahịa ịrụ otu nọọrọ onwe ha crackdown n'ụlọ, na ngwa ngwa naghachi furu efu n'ala tụnyere. Erite uru site nwere nke video kaadị dabeere na HD 7770 mgbawa kwesịrị ekwesị.

The ahịa maka mobile ngwaọrụ

Ewu ewu na nke ndịna-emeputa chipset na zuru ụwa ọnụ ahịa nwere ike ikpe site na ọnụnọ nke mgbanwe iji kwadebe na mobile n'elu ikpo okwu. Mgbawa HD 7770, a nyochaa nke a rụrụ na isiokwu a, bụ nnọọ ihe na-ewu ewu n'etiti akwụkwọ Nsukka. The mbụ na-adọta ndị ndịna isi ya ala ike oriri - 32 watts maka elu video akwụkwọ a na-ewere a kwesịrị exponent. Otú ọ dị, n'ihi na nke a emeputa nwere iji belata ndịna isi ugboro ruo 675 MHz.

All ndị ọzọ na atụmatụ, gụnyere support n'ihi na elu teknụzụ, nọgidere na-akpatụbeghị aka Nsukka nke mobile version nke na-ewu ewu video. Dị ka a pụrụ ịtụ anya, isi osompi nke mgbawa bụ a mobile version nke GTX 650 si Nvidia. Mgbe e mesịrị, ruru nke "arụmọrụ-ike oriri," ghọrọ a osompi na a nnọchiteanya nke ọzọ dị oké ọnụ GeForce - GT 740M (a mgbawa ka dọtara Apple technology ụlọ ọrụ).

The kasị oké ọnụ unit na mmefu ego na klas

The nnọchiteanya nke ụlọ ọrụ na-XFX - ndịna kaadị HD 7770 - arụmọrụ e ji mara nke a kacha nta n'etiti yiri ngwaọrụ, ma ọ bụ ndị dị otú a nzọụkwụ kwere ka ndị video kaadị emeputa na-ahịa ndú ekele kasị ala na-eri n'etiti ihe niile asọmpi. Ke akpa ilekiri, jiri ya tụnyere akwụkwọ AMD ngwaọrụ, o yiri ka nkà na ụzụ na naanị repainted XFX jụrụ ahụ na nwa na Monster e dere enịm n'ihu ya n'akụkụ. Otú ọ dị, ọ bụrụ na onye ọrụ zuru ezu nnyocha na-achọpụta na emeputa amụbawo aluminum okpomọkụ ahụ ebe me niile batrị na azụ nke PCB.

Ọzọkwa na laboratories XFX osisi emepụta a nta osooso nke ngwaọrụ (ndịna isi na-arụ ọrụ na a ugboro ole nke 1100 MHz, na ebe nchekwa bụ 5000 MHz). Ọzọkwa osooso bụ na o kwere omume, Otú ọ dị, okpomọkụ nke GPU n'ogo nke 40 degrees Celsius inikiet inikiet rushes elu (80-90 degrees). Dị otú ahụ ekpo oke ọkụ na-egosi adịghị ike nke ndị na-obi jụrụ usoro dabeere na a mgbawa.

Cha Cha ngwọta si XFX

Ma video kaadị si XFX na akara Black Edition Super Overclock na mgbawa Radeon HD 7770, a nyochaa nke nke bụ mgbe a hụrụ na-ewu ewu pịa, bụ antithesis nke "ogologo anụ mmiri" nnọọ oké ọnụ. The emeputa mere ihe niile kwere omume iji gbochie ekpo oke ọkụ:

• ike niile na mkpụrụ ndụ, nke bụ ike ka ikpo na usoro, a kpaliwo n'ihu video kaadị (maka mmepụta);
• ebe nchekwa GDDR5 emeputa na-anọchi ihe oru oma si ụlọ ọrụ Hynix (irè ọrụ ugboro ole nke 5000 MHz, mmeghachi omume oge nke 0,2 millisecond);
• aluminum okpomọkụ ahụ bụ ọla kọpa na mpe mpe akwa;
• obi jụrụ jaket mere nke níle Önwa, na n'elu abụọ dị ike Fans na-ndokwasa.

The factory arụmọrụ ndịna kaadị dabeere na HD 7770 egosi elu arụmọrụ na ule, n'ihi na emeputa mere ka a obere overclock (maka ndịna isi ruo 1120 MHz na ebe nchekwa ruo 5200 MHz). N'ezie, ndị a àgwà pụrụ adọta uche nke nwere ọrụ.

Anwale dị ike ahịa nnọchiteanya

Banyere ngwaahịa XFX overclocking nwere na mgbawa Radeon HD 7770 reviews na media bụ naanị mma, n'ihi na ndị a magburu onwe ya pụta na arụmọrụ ole na ole ndị na-jikwaa iji nweta. Graphics isi na-egosi na mụ ọrụ na gburugburu 1200MHz - na-na, n'eziokwu, bụ ịgba na larịị nke video kaadị BIOS, n'elu ọnụ ọgụgụ bụ omume na-bulie ọbụna mma jụrụ.

The na-abawanye na arụpụtaghị bụ n'ihi na ịrị elu nke GPU voltaji, nke na elu frequencies ngwa ngwa ewe iwe. Ekele a proprietary jụrụ usoro ejisie na-isi okpomọkụ n'ime 70 degrees Celsius. Ntem, ọ nwere ike kwubiri na ike overclocking na ndịna-emeputa kaadị na e na ọ bụ a ukwuu, ma mejuputa ya, mkpa ka i na-elekọta jụrụ.

kwesiri nnọchiteanya

Safaya ụlọ ọrụ nwekwara mmasị na ọhụrụ ngwaahịa na mgbawa AMD Radeon HD 7770. Nyocha nwe ngwaọrụ nke a ika na-obi ike na overclocking nwere nke video kaadị emeputa bụ nnọọ elu. The kacha mma ngwaahịa na-doro anya na ghọtara ndịna nkwụnye safaya Alụlụụ-X. The ụlọ ọrụ laboratories na na PCB AMD mere mgbanwe ụfọdụ:

• akọrọ ike usoro n'ime ọtụtụ n'ụzọ na-edebe ihe na ndi na PCB;
• All batrị abịa na ha onwe ha okpomọkụ sinks ka dissipate okpomọkụ;
• dochie osisi video ndapụta (setịpụrụ 2 DVI, HDMI na DisplayPort).

Ọzọkwa natara a kaadị proprietary jụrụ usoro, esịnede atọ ngalaba nke aluminum igwe okpomọkụ ahụ, nke na-achọkwa na onye ọ bụla ọzọ na ọla kọpa oghere akpa, nke na-ebelata isi na mpe mpe akwa. The casing jụrụ usoro ka nke plastic na-ekpuchi kpamkpam ebe ahụ nile nke e biri ebi circuit osisi. N'elu ya nwere ihe abụọ ewere ofufe arụnyere.

Alụlụụ-X elu arụmọrụ na egwuregwu

The factory mwube safaya video kaadị dabeere na mgbawa HD 7770 arụmọrụ e ji mara na otú na-egosi na a nnọọ elu, ya mere, ọtụtụ ndị ọrụ, dị ka ha reviews, overclocking na video kaadị bụ na a ọsọ ọsọ. The ndịna isi na-clocked na 1100 MHz, na ebe nchekwa factory ọnọdụ na-nọ na gburugburu 5200 MHz. N'ezie, bụ mkpara nnọchiteanya e ji mara ahịa pụrụ iji tụnyere overclocking nwere nke yiri ngwaọrụ.

The ịga nke ọma pụrụ isi chọta nke batrị na elu-àgwà jụrụ usoro a ka na-na-akwụ ụgwọ apụ ha mmepe. Video nkwụnye safaya Alụlụụ-X dabeere na HD mgbawa 7770 egosi pụtara osooso (ndịna isi na-arụ ọrụ stably na ugboro 1200 MHz, na ebe nchekwa esịmde fọrọ nke 6000 MHz). Ime nwe na kpo oku - ndịna isi gosiri mụ okpomọkụ nke 65 degrees Celsius. Otú ọ dị, obi jụrụ usoro a na-arụ ọrụ na zuru trotul, ka eme ka ya onwe ya chere - nwe ga-o doro anya na-anụ a obere mkpọtụ na usoro unit, dịtụ dị ka mbigbọ nke ifufe.

Fechaa version nke video kaadị

Fans nke safaya si na ngwaahịa, ndị na-adịghị njikere iji kwụọ ụgwọ ndị ọzọ n'ihi na a proprietary usoro obi jụrụ Alụlụụ-X (banyere 30 USD), ma akpịrị ịkpọ nkụ na aka ezigbo ngwaọrụ, ọ na-chọrọ fechaa version nke emeputa n'okpuru aha safaya Flex HD 7770 GHz Edition. N'ezie, na laboratories nke ụlọ ọrụ dabeere na otu biri ebi circuit iba anyị kere abụọ dị iche iche video kaadị, nke dị iche na naanị na jụrụ usoro. Onye ọ bụla nwere ike ịhụ nke a onwe gị site na iwepu igwe okpomọkụ shroud - na ọnọdụ nke ndị ọcha na sekit osisi bụ yiri, gụnyere resolder video ndapụta.

Jụrụ usoro ke Flex mgbanwe anya ego, jiri ya tụnyere Alụlụụ-X. Ugboro atọ belata aluminum okpomọkụ ahụ ebe, belata ego nke ọla kọpa ọjà, naanị otu na oyi na-adịghị ike ịtụkwasị obi. Otú ọ dị, dị ka e gosiri site ule na osooso, ndị nwe a fechaa ndịna na-ekwu a ngwaọrụ malfunction, ọ dịghị. Graphics isi si anagide a ugboro ole nke 1120 MHz, na ebe nchekwa na-agba ọsọ na 4880 MHz (frequencies na-agbazi ka kpo oku arụmọrụ, mmachi 70 degrees Celsius).

Mma na-achọ àjà

Ọzọ nnọchiteanya nke AMD na zuru ụwa ọnụ ahịa, ụlọ ọrụ YA, bịara nwee mmasị na mgbawa na ẹkenam ụwa ka ha ọhụụ mgbawa HD 7770. Nyocha nwe-ekwu na emeputa bụ ike nweta ọtụtụ ihe mgbaru ọsọ n'out oge:

• enye n'ezie mara mma na ngwaọrụ ahụ;
• iji nweta elu arụmọrụ na-arụ ọrụ;
• ike a ezigbo jụrụ maka oru oma overclocking.

Ma ọ bụrụ na video bụ agaghịkwa nwere mmasị na ịma mma nke ndị ọrụ mgbe echichi nke ngwaọrụ na usoro Chassis, ndị ọzọ kwa na-mgbe niile na-echetara onwe m. Anyị jisiri nweta elu arụmọrụ ejegharịrị ọcha na sekit osisi video: Ferrite arụnyere ike, elu PWM controllers, spaced tụkwasị usoro.

Ikwu na obi jụrụ usoro maka ọrụ, dị ka ha na reviews, ọ mepụtara a kewara echiche. Na otu aka, na aluminum lattice, esịnede abụọ ngalaba n'otu abụọ ọla kọpa ọjà, Ọdịdị bụ nnọọ irè n'ihi na wepụ okpomọkụ. Otú ọ dị, Mee àgwà adịghị ike ịtụkwasị obi. Ka ihe atụ, na-ehuda ọla kọpa ọkpọkọ - ihe echiche na ha na-pinched na ngwa mkpaji ụfọdụ na-enwechaghị ahụmahụ.

Anwale kacha mma nnọchiteanya nke HD 7770 mgbawa

Na a nyochaa nke atọ maara nke ọma ụdị na ngwaahịa n'okpuru ha ika aha na-abụghị-enweghị usoro họrọ. Ọ dabara na ha bụ ndị nke kacha mma na-anọchite anya nke AMD HD 7770 mgbawa na ụwa ahịa - ugbu a atọ ogidi, nke jide niile zuru ụwa ọnụ ahịa nke video. N'ihi ya, ọtụtụ pụrụ buyers HD 7770 ndịna kaadị dabeere na arụmọrụ tụnyere nke atọ na ngwaahịa na-enyocha n'egwuregwu doro anya ga-amasị.

Dị ka e gosiri site enthusiasts nọrọ anwale a nnukwu ọrụ na arụmọrụ nke ejije, ọ bụghị naanị ugboro nke GPU. Ihe dị mkpa - ugboro nke na ebe nchekwa. N'ezie, n'ebe grafụ pụta nke egwuregwu bụ dị ka ndị:

• akpa ebe bụ-apụghị ịgbagha agbagha maka video kaadị safaya Alụlụụ-X (site ụzọ, osooso o gosiri mgbe osompi arụmọrụ egosi GTX 650 edebata);
• n'ọnọdụ nke abụọ maka XFX kpọrọ Black Edition Super Overclock (azọpụta ya dịghị jụrụ usoro, na modernization nke e biri ebi circuit osisi na echichi nke Hynix ebe nchekwa modul);
• Nnochite anya ya IceQ dabeere HD 7770 mgbawa bụ nnọọ ike na ada na nke atọ.

Ndị ọzọ so na mmefu ego na klas

Na mgbakwunye na "atọ ogidi" nke ụwa ahịa, na ndabere nke mgbawa HD 7770 okwu ha ngwaahịa ọjọọ ụlọ ọrụ ndị dị otú ahụ dị ka Asus, Msi, gigabyte, VTX, PowerColor na ndị ọzọ. Ya mere, onye na-agụ na-kpọrọ nkenke izute na ha na ngwaahịa.

Ndị a ụdị ihe kwesịrị ịrịba ama Msi ngwaahịa. The eziokwu na emeputa ọ bụghị nanị na mepụtara a proprietary jụrụ usoro maka ọhụrụ mgbawa, kamakwa mere ụfọdụ ndozi na PCB ọcha. The pụta bụ otu n'ime ndị kasị oké ọnụ na mmefu ego niche kaadị. The ike achụsakwa ya ntakiri, ma tụnyere yiri ndịna nkwụnye na-arụ ọrụ n'ime.

Asus nnọchiteanya kwa nta okokụre PCB AMD HD 7770, Otú ọ dị, obi jụrụ usoro a maara nke ọma ụlọ ọrụ, ikpe ikpe site reviews nke nwe, ọ na-eweta ọtụtụ ajụjụ. Ka ihe atụ, ọtụtụ ndị ọrụ na-adịghị aghọta okpomọkụ sink na kọntaktị na a sekit osisi mmiri. N'eziokwu, e wezụga GPU okpomọkụ ewekarị batrị na ebe nchekwa modul, nke na n'ihi ihe ụfọdụ na-adịghị mma rụọ ọrụ nke ọma.

Na ihe banyere ndị ọzọ na ụdị? Ha nnoo leghaara na a nyochaa, n'ihi na ndị na-emepụta nwere AMD PCB na nanị screwed ya a oyi, nwere ike na o siri ike ihe na-iju a nwere asịwo.

Ná mmechi

The video nkwụnye dabeere na HD 7770 site na AMD, i nwere ike na mbụ nwere ike ikwu na ihe niile ọrụ, onye na-arọ na-egwu na egwuregwu arụmọrụ na ala ma na-ajụ ntọala mere na a kacha nta nke ego. Ịchekwa ego abụghị nanị na-eri nke HD 7770 ngwaahịa na anụ ụlọ ahịa. Ọ na-arụ ọrụ dị mkpa ebe a, na ala ike oriri video kaadị na-adịghị achọ onye nwe a dị ike na ike ọkọnọ ọnụnọ (450 watts ezuru na kọmputa dị ka a dum).

Echefula na overclocking bụ naanị a nkwa na onye ọrụ ga-enwe ike a afọ ole na ole iji melite arụmọrụ nke gharazie ịba uru ngwaọrụ na-enwe ọhụrụ egwuregwu na kọmputa ahịa. Video kaadị na mgbawa AMD HD 7770 na-adịghị iji rụọ ọrụ na a mgbe nile osooso nke ndịna isi na ebe nchekwa modul. Ọ bụrụ na ị chọrọ a ezigbo arụmọrụ na nkịtị mode, anya gị ga-akwụ ụgwọ o doro anya na mmefu ego unit klas.