The Radeon HD 4870: otu nnyocha, nkọwa, photos, reviews

Onye ọ bụla ika na electronics ahịa e a pụrụ iche ngwaahịa na emewo ka ama ya emeputa, rida na akụkọ ihe mere eme n'ihi na nke atụmatụ. The ụlọ ọrụ bụ onye ndú na a ATI Ịgba Cha Cha video kaadị Radeon HD 4870. Review, nkọwa, photos, reviews nke ndị nwe n'isiokwu a ga-eme ka onye na-agụ na-esi mara nke a na-akpali ngwaahịa.

Eme ugbu a

Ozugbo, ọ ga-ahụ kwuru na mgbe na-ewu ewu na dị nnọọ elu-arụmọrụ ndịna kaadị ruo ọtụtụ afọ ugbu a enyene ikpeazụ itie ke ogo nke Ịgba Cha Cha ngwaọrụ, Otú ọ dị, na omume, ka ha kwụsị ihe ndịna ome osooso na-adịghị aga na-enweghị a ọgụ. Ọ bụrụ na onye na-agụ uche lee anya na usoro chọrọ maka ọhụrụ egwuregwu, ọkọnọ na ahịa a ọnwa ole na ole gara aga, ị ga-ahụ na mmepe nwere ike ikwu na ojiji nke Radeon HD 4870, ndị e ji mara nke izute kacha nta chọrọ maka a ala egwuregwu.

O doro anya na ka play na elu amuma achọ ngwa ke ndịna nkwụnye yiri ka ike na-abịa, ma nwere nke ndịna ome osooso ka e nwere, karịsịa ma ọ bụrụ na anyị na-ekwu okwu banyere a sọrọ ya isi nnọchiteanya nke ahịa. Ma banyere ihe niile n'usoro.

Basic ihe ọmụma nke Ịgba Cha Cha

The Radeon HD 4870, dị ka megide ndị ọzọ na ngwaahịa 4000-usoro ndịna kaadị ndị ATI, natara a ọhụrụ RV770 isi, na, karị, na oge a na ntụziaka setịpụrụ na nkwado maka ihe niile ndị dị n'oge nke technology. Na ebe nke crystal ntọala emeputa 256 mm ² nwere ike ịnabata ihe fọrọ nke nta 1 ijeri transistors. Graphics ome osooso 800 nwere a eluigwe na ala processor 16 rasterization na texturing nkeji 40 nkeji. Nke a kaadị bụ otu n'ime ndị mbụ na-enweta ihe dị elu 256-bit ebe nchekwa ụgbọ ala GDDR5, na-arụ ọrụ na 900 MHz.

Graphics isi na-factory natara eleda ugboro hà 750 MHz. Otú ọ dị, onye na-agụ na-ekwesịghị ntị ka a na ọnụ ọgụgụ dị ka ikpeazụ ngwaahịa, nyere site maara nke ọma ụdị, anyị kpebiri na nke na-ndịna-emeputa processor ọsọ. Mma-akwụ ntị ike oriri nke Ịgba Cha Cha nkwụnye - 160 Watt na kacha ibu. E nwere ihe na-eche banyere ihe niile nwe ala-na-ike ike onunu.

All mara technology

Ebe ọ bụ na video kaadị Radeon HD 4870 arụmọrụ e ji mara ndị na akpa ebe, emeputa nanị nwere na-enye ha ngwaahịa na ụbọchị n'oge DirectX 10.1 ọba akwụkwọ. OpenGL ọkọlọtọ na-ejedebeghị na egosi 3.1, nke ukwuu confuses nwere ahịa, n'ihi na oge nke ngosi ngwaọrụ, esesịn mara ọkwa OpenGL 4.0. The kasị akpali bụ na ngwaọrụ natara nkwado nke ọhụrụ Shader 4.1. Ọ na-a technology ka na-enye ohere ndịna-emeputa kaadị na-ewu ewu na-egwu ya edekọ ahịa. Video nkwụnye-arụ ọrụ na nke ochie interface PCEex16 2.0. The kacha ogo anisotropic nzacha bụ 16x.

Obere mkpa maka graphic ome osooso bụ na-akwado maka ewu ewu video ndapụta DisplayPort na HDMI. The integrated njikwa na video audio ma na-akwado nyefe nke a 7-ọwa gbaagburugburu ụda. Ọ bụ ihe ijuanya na nke a technology e emejuputa atumatu na a digital ikpo okwu maka kọmputa, na mobile ngwaọrụ. Ọ ga-kwuru na analọg video mmepụta bụ nanị a mkpebi nke 2048x1536 DPI, mgbe digital interface, nke a oke bụghị mma - 2560x1600 DPI.

abụọ whammy

Mgbe mbụ ule video egwuregwu na laabu, nkà na ụzụ na-abịa kwuo na Radeon HD 4870, ndị e ji mara nke nwere ike ju, ọ pụrụ ịghọ ụlọ ọrụ flagship ATI. The mgbanwe emetụta isi ike ọkọnọ usoro na-adọ nkesa. Ọzọkwa, ndị na-emepụta arụnyere na video nkwụnye abụọ RV770 ndịna isi. N'ihi ya, ahịa hụrụ a ọhụrụ mmeri na arụpụtaghị na ule na egwuregwu - na ndịna-emeputa kaadị HD 4870 X2.

All nkọwa dị elu ọnụ ngwaọrụ n'ezie okpukpu abụọ. Ọbụna laabu ọmụmụ gosiri yiri ihe ngosi nkwụnye isi ngwaọrụ ọrụ na CrossFire X2 mode. The naanị ihe dị iche, nke a na-ekewet kpọkwara - bụ iji belata ike oriri ngwaọrụ. Emeputa ike belata oriri nke abụọ cores ruo 280 watts. Ọ na-ese ezi iju. Mgbe niile, ezi uche, na-emeputa nanị nwere na-eme ka a re-mbọn nke otu-isi ibe na a nnukwu ike oriri.

Mee hay mgbe anyanwụ na-awa

Graphics isi Ịgba Cha Cha akwụkwọ eso na ndị nwere mmasị, otú ATI ka ẹkenam ahịa na mobile ngwọta na ọhụrụ ndịna isi. Ebe ọ bụ na mgbawa Radeon HD 4870 okpomọkụ na ike oriri na oké egwu kwa, na emeputa manyere Lower GPU ugboro ka 550 MHz. Ma ndị a na-egosi egwu egwuregwu laptọọpụ bụ iji nye a ala egwuregwu n'ihi na ọtụtụ ndị ọrụ.

All kwa, tinyere teknụzụ eji, kwagara na mobile n'elu ikpo okwu. Ndammana 256-bit bọs GDDR5 1 GB mere na-aga hụrụ site na ọtụtụ pụrụ buyers. Dị ka a pụrụ ịtụ anya, ọtụtụ akwụkwọ na-emepụta adịghị akwụ ụgwọ zuru ezu anya ka obi jụrụ usoro, n'ihi na nke a dọtara a otutu negativity si nwe mobile ngwaọrụ. N'ihi na nke zuru ebe nile discontent nke ndị ọrụ, na-emepụta n'oge na-adịghị hapụrụ Radeon HD 4870.

kpọmkwem osompi

AMD malitere a oké ifufe nke ọrụ na a egwu egwuregwu ngwọta kemgbe pụtara na ahịa a osompi si ngwaahịa Geforce 9800 GT. Radeon HD 4870 bụ ịkwaga ahịa ndú na-egwu ya edekọ nke. Ma, dị ka na-eme, na ụlọ ọrụ si technology overdone na emewokwa arụmọrụ ndịna ome osooso Nvidia. Ọtụtụ ndị ọkachamara na-ekwu na ha reviews nke ndị ọzọ, na nke a mgbawa bụ ejikọta njikọ n'etiti ọgbọ abụọ nke Ịgba Cha Cha ndịna.

Ma ọ bụrụ na ị na-aga azụ ka mpi, anyị nwere ike n'enweghị na-ekwu na Radeon HD 4870 agawo ọkụ ntoputa nke ọhụrụ na-arụpụta nkeji na-egwu ya edekọ ahịa. Mgbe niile, ndị ndịna ome osooso Nvidia GTX 260 na ghọrọ onye mbụ nnọchiteanya nke a ọgbọ ọhụrụ nke video kaadị, nke bu gafee arụmọrụ nke niile asọmpi.

Anya na àgwà

Plastic echebe bụrụ na TURBO ofufe na ndịna ome osooso Radeon HD 4870 (foto ngwaọrụ nwere ike hụrụ na isiokwu a) na-egosi na onye na-azụ nnọchiteanya nke Ịgba Cha Cha nke. The biri ebi circuit iba ndịna kere iji red PCB na okpomọkụ sink casing na elu-oyi nwere na-egbuke egbuke-acha ọbara ọbara ka dakọtara ngwaahịa nke AMD.

A zuru ezu na-amụ pụrụ isi chọta nke ibe na ndịna ome osooso, ọ bụla onye ọrụ ga-doro anya na emeputa ga-adịghị ere ha na ngwaahịa na-ere ahịa, na-enye ohere a ndị ndú nke na kọmputa ahịa. N'ezie, ke mbuba iji merie arụmọrụ ika na ike inye ngwaọrụ a dị ike okpomọkụ ezigbo jụrụ usoro.

Na-achụ nke kpakpando

Malite site ndịna ome osooso Radeon HD 4870 nyochaa nke kacha mma na ndị kasị arụpụta ngwaahịa si ya na safaya, bụ ike game aka na-eme ka a mgbawa 4870 X2 abụọ cores. Ọtụtụ ndị nwe ha na-azaghachi na-ekwu na n'oge nke mara ọkwa nke a kaadị nanị ndị asọmpi na ahịa maka kọmputa egwu egwuregwu mmiri. Ke adianade elu arụmọrụ video ihe nkwụnye nwere otutu ọzọ uru:

• pụrụ iche na ngwá, tinyere a set nke chọrọ interface nkwụnye na cables;
• n'ụzọ zuru ezu mutated PCB ike usoro na mgbakwunye na nke ọtụtụ n'ụzọ;
• nnọchi nke electrolytic capacitors na ihe siri ike-ala capacitance;
• obi jụrụ usoro arụnyere nke mmepụta na-irè okpomọkụ mwepụ si ma GPU na ebe nchekwa ibe.

Alaghachi ngwaahịa nhazi YA, ọ bụ uru na-arịba ama na ndịna-emeputa kaadị emeputa nyere ya proprietary na ngwaọrụ na-agwakọta a sikruuokwomoto, larịị ma a tọọchị. Ọzọkwa na igbe asịwo ga-ahụ a coupon maka a free download ọ bụla ikikere egwuregwu si Ọkara-Life usoro.

ọnụ ngwaahịa

The best-ere video nkwụnye na a mgbawa Radeon HD 4870, jiri ya tụnyere nke na-ahọrọ na-eji niile enthusiasts nke ụwa, bụ ngwaahịa si Asus. The emeputa nwere iru a n'etiti ala na ibiere nke price na arụmọrụ, na-amanye ọtụtụ n'ime ndị òtù mbụ nke nke egwuregwu na-belata na-eri nke ha na ngwaahịa, n'ụzọ ụfọdụ ịnọ na ahịa.

The isi mma nke ndịna-emeputa kaadị bụ na-abawanye na ọnụ ọgụgụ nke ndị n'ụzọ maka Mmepụta ọkọnọ PCB na sekit na sekit. Ọzọkwa, technology e mepụtara oru oma jụrụ usoro oghe. Core na heatsink oyi mere nke dị ọcha na ọla kọpa na-arụnyere na ngwaọrụ naanị maka ndịna isi. The ebe nchekwa ibe (onye olu e halved na naanị 512 MB) fụọ site a na-akwado na surfactants adịghị nwere onwe ha okpomọkụ echekwa maka okpomọkụ dissipation.

Cha Cha arụmọrụ ma overclocking ike

Ọtụtụ ndị nwe ha reviews na-ekwu na Radeon HD 4870 1 Gb arụmọrụ e ji mara bụ kpọmkwem dabere na ndịna isi. Ntem, maka osooso mkpa ka ị na-echegbu onwe banyere ọnụnọ a dị ike jụrụ usoro. Na ebe nchekwa modul na niile na ngwaahịa na mgbawa HD 4870, e nwere nsogbu ụfọdụ. Iji merie ihe mgbochi nke 1000 MHz (4000 MHz ugboro oru oma) onye ọ bụla ika na enweghi ike. Naanị otu ọgwụgwụ - e biri ebi circuit iba nwere nsogbu na ngwa ngwa ebe nchekwa. Ebube ebe a otu - na ebe nchekwa ibe na-adịghị ewe iwe.

Na asịwo nwere ike ịgụ na arụmọrụ nke game nkwụnye na egwuregwu ndị dị otú dị ka Crysis 4, World of tankị na ndị ogbo ha na-ekere òkè n'otu Mgbakọ ike, na ọ bụghị-elekwasị anya na nwere nke ndịna ome osooso. Dị ka omume-egosi, Radeon HD 4870 ka mma wụnye na malochastotnym sọrọ-isi ma ọ bụ 4-isi processor.

Driver nsogbu na ha ngwọta

Mgbe ntọhapụ nke ụwa ahịa usoro emelitere Windows 10, ọtụtụ gamers bu nsogbu na nwụnye nke ọkwọ ụgbọala. The ukara website nke emeputa ọ dịghị software nkwado maka niile ngwaọrụ dabeere na 4000 usoro nke ndịna kaadị. Ọzọkwa, AMD, mgbe emelite sistemụ jụ ilekọta ya na ngwaahịa (Nvidia si osompi iguzosi ike n'ihe na-nwe nke okenye ngwaọrụ nnọọ elu).

Iji kwesịrị ekwesị ịrụ na ndịna-emeputa kaadị Radeon HD 4870 njikọ na usoro ihe omume dị larịị, ọ dị gị mkpa iji Windows Update. Ọ bụghị ga-atụ anya na ibudata zuru ngwugwu ngwaọrụ, ọ dị nnọọ mkpa ka download si ukara na saịtị nke na emeputa. Microsoft ga-enye nanị onye ọkwọ ụgbọ ala, nke na-enye ndakọrịta na ndịna ome osooso motherboard mgbe ejikọrọ. Nke a na obibia AMD ngwaahịa ahịa bụ a otutu negativity si nwe ngwaọrụ dabeere na Radeon.

ọrụ reviews

Adịkwa n'anya nsogbu na ọkwọ ụgbọala, na asịwo nwere ike ịhụ na video na e nwere nsogbu ndị ọzọ dị mkpa. Njikọ ndịna ome osooso dabeere na Radeon HD 4870 mgbawa nwere reviews nke ndị nwe a otutu negativity banyere ike oriri ngwaọrụ (ka 160 watts). Nyere Ịgba Cha Cha processor, ebe nchekwa modul na multiple ike draịva, kemfe na-ike ọkọnọ ike nke 600-750 Watt. Na nke a bụ naanị otu oge na-akwụ ụgwọ, ma ọtụtụ ndị na-echefu banyere kwa ọnwa oriri nke na ọkụ eletrik.

Na Nvidia osompi na ike nsogbu okụrede na 2011 mgbe emeputa wee 11-nm technology, na-emeghe a ọhụrụ oge nke mmefu ego ngwaọrụ. Ebe a bụ ihe ịtụle ọ bụghị nanị pụrụ buyers, ma ndị nwe egwu egwuregwu ngwaọrụ ndị na-na search of ọlaedo pụtara bụ nnọọ ọfiọkde ego calculations.

Ná mmechi

Banyere ndịna kaadị Radeon HD 4870 amalite a kewara echiche. Na otu aka, a elu-arụmọrụ ngwaọrụ na na a afọ ole na ole nke sales adịghị efu ya mkpa n'ihi na nnukwu nwere arụpụtaghị mortgaged na mmepụta. N'aka nke ọzọ,-apụghị ileghara anya maka backlash ọrụ na-egwu ya edekọ ndịna nkwụnye amanye iji nweta ike ike ọkọnọ na a kwa ọnwa na ọkụ eletrik na-akwụ ụgwọ. Na mgbe ntọhapụ nke Windows 10, n'ozuzu, ọtụtụ nwere ndị na-azụ na-nanị adajụwo AMD na ngwaahịa, n'ihi na ọ bụ ihe ezi uche dị na iche na na ntọhapụ nke version 11 nke sistemụ support nwere ike rụchaa maka 5000 akara nke Ịgba Cha Cha ndịna.