Njengoba yaziwa enkulumweni ye-AMD eComputex ngoMeyi, bese kuthi embukisweni wegeyimu ye-E3, kakade ngoJulayi inkampani izokhipha amakhadi evidiyo kuma-chips e-Navi, okuthi, nakuba bengazisho ukuthi ingumholi ophelele ekusebenzeni phakathi kwama-accelerator ahlukene. , kufanele iqhudelane neminikelo enamandla yesigaba "eluhlaza" i-GeForce RTX 2070. Ngokufanayo, i-NVIDIA, njengoba amahemuhemu esho, izohlela isibuyekezo esikhulu somndeni we-GeForce RTX, futhi sizokwazi ukuqinisekisa noma ukuphikisa le mibono. maduze. Noma kungaba njalo, imakethe yamakhadi ezithombe ezisebenza kahle isilungele ukubhonga futhi.
Kodwa ngenkathi iphoyinti elibilisa lisondela ngokungenakuvinjelwa, zonke izinto ezithakazelisa kakhulu zisenzeka emkhakheni wemishini ethengekayo enenani lama-$200–300. Ngenxa yamakhadi evidiyo amasha omndeni we-GeForce GTX 16, i-NVIDIA ihlose ukusunduza i-AMD ngaphandle kwe-niche ekhethwe amamodeli aphezulu ochungechunge lwe-Radeon RX 500. Owokugcina kuvele umkhiqizo odumile kangangokuthi i-chip ephezulu ye-Polaris ithole isibuyekezo sayo sesithathu ngonyaka odlule, kakade kubuchwepheshe benqubo ye-12 nm, ngaphansi komkhiqizo . Kodwa-ke, i-Polaris izibone ngokucacile izinsuku zayo ezihamba phambili, njengoba ngisho ne-GeForce GTX 1660 ishaya i-Radeon RX 590 kumabhentshimakhi emidlalo, futhi umehluko ekusebenzeni kahle kwamandla phakathi kwama-chips abomvu naluhlaza ubonakala ungenakunqotshwa namuhla. I-GeForce GTX 1660 Ti, nayo, isibe usongo olukhulu ku-Radeon RX Vega 56. Futhi masingakhohlwa lokho. и ekwazi ukwenza ukulandelela kwe-software ray ngesikhathi sangempela, okuyinto enhle kakhulu kumidlalo engahlehlisi ekulungisweni kwe-1080p.
Kulesi simo, i-AMD yayingenakho ukukhetha ngaphandle kokunciphisa amanani ekhadini levidiyo ngama-chips e-Polaris kanye ne-Vega, kangangokuthi ngisho nabalingani be-NVIDIA manje baphoqeleka ukuthi bathengise i-GeForce GTX 1660 ne-GTX 1660 Ti ngesaphulelo esibalulekile - okungenani yilokho okushiwo. kwenzeka ngezitolo zaseRussia. Ngenxa yalokho, umthengi wekhadi levidiyo elingabizi unokukhethwa okukhulu kokunikezwayo kukho konke ukunambitheka kanye nesabelomali, kodwa ukwenza isinqumo akulula kangako, ngoba abekho abaholi abacacile noma abangaphandle mayelana nokusebenza nge-ruble ngayinye kulesi sigaba samanani. : wonke amadivayisi we-NVIDIA ne-AMD akhiwe ngeledi ngokuya ngenani namandla awo. Ukwengeza, uma singanaki kuphela izinketho ezithengekayo ze-GPU enikeziwe, kodwa futhi nama-accelerator anezinhlelo zokupholisa ezingcono kanye ne-overclocking yefekthri engathi sína, khona-ke izilinganiso zentengo zamadivayisi aqhudelanayo kanye namamodeli angomakhelwane avela enkampanini efanayo ayadlulana.
Saqala ukwazana kwethu ne-GeForce GTX 1660 kanye ne-GTX 1660 Ti nge. , ehlanganisa izinzuzo zama-chips amasha e-NVIDIA ngentengo ethengekayo. Mhlawumbe lokhu kuyisinqumo esingcono kakhulu, noma kufanelekile ukuhlola izinketho eziyinkimbinkimbi kakhulu kuqala? Ake sizame ukuqonda lolu daba sisebenzisa i-GeForce GTX 1660 Ti GAMING OC njengesibonelo.
Izici zobuchwepheshe, ububanzi bokulethwa, amanani
I-GIGABYTE ngokwesiko igcina izibonelo ezinhle kakhulu zamasheshisi ku-GPU ethile ngochungechunge lwayo lwe-AORUS “yeprimiyamu”, kuyilapho iminikelo enezici eziphakathi nendawo igxiliswa ngaphansi komkhiqizo we-GAMING. Kwenzeka okufanayo nge-GeForce GTX 1660 Ti - i-AORUS GeForce GTX 1660 Ti inezivinini zewashi ezingenakuqhathaniswa, kodwa i-GeForce GTX 1660 Ti GAMING OC ayikude kakhulu nomholi. Uma kuqhathaniswa nokucaciswa kwereferensi, umenzi ukhulise Iwashi Lokukhuthaza - imvamisa yewashi eliphakathi ngaphansi komthwalo wegeyimu - ngo-90 MHz (kusuka ku-1770 kuya ku-1860), futhi ezimweni zangempela sizobona umphumela ebangeni le-1900-2000 MHz. Ukuguqulwa kwe-AORUS kunganikeza kuphela i-30 MHz eyengeziwe ngaphezu kwemingcele ye-GeForce GTX 1660 Ti GAMING OC.
Ngesikhathi esifanayo, ikhadi levidiyo lisebenza ngaphakathi kwendawo yokugcina amandla likhuphuke lisuka ku-120 elijwayelekile laya ku-140 W. Lokhu akubalulekile kangako ekugcwaliseni okuyimpumelelo - kokubili kwefekthri nomsebenzisi - kunejika elishiwo le-frequency-voltage. Kodwa umkhawulokudonsa we-RAM, njengokujwayelekile, ushiywe ngokuhambisana nemingcele yereferensi - 12 Gbit/s ngephinikhodi yebhasi.
| Umkhiqizi | I-NVIDIA | igigabhaythi |
|---|---|---|
| Imodeli | I-GeForce GTX 1660 Ti | I-GeForce GTX 1660 Ti GAMING OC |
| I-GPU | ||
| Isihloko | TU116 | TU116 |
| I-Microarchitecture | I-Turing | I-Turing |
| Inqubo yobuchwepheshe, nm | 12 nm FFN | 12 nm FFN |
| Inani lama-transistors, izigidi | 6 600 | 6 600 |
| Iwashi imvamisa, MHz: Base Clock / Boost Clock | 1500/1770 | 1500/1860 |
| Inombolo ye-shader ALUs | 1536 | 1536 |
| Inani lamayunithi okwenza imephu yokuthungwa | 96 | 96 |
| Inombolo ye-ROP | 48 | 48 |
| Inani lama-tensor cores | No | No |
| Inombolo yama-RT cores | No | No |
| I-RAM | ||
| Ububanzi bebhasi, izingcezu | 192 | 192 |
| Uhlobo lwe-chip | IGDDR6 SDRAM | IGDDR6 SDRAM |
| Imvamisa yewashi, MHz (umkhawulokudonsa ngothintana naye, Mbit/s) | 1 (500) | 1 (500) |
| Ivolumu, MB | 6 144 | 6 144 |
| I/O ibhasi | I-PCI Express 3.0 x16 | I-PCI Express 3.0 x16 |
| Ukukhiqiza | ||
| Ukusebenza okuphezulu kwe-FP32, i-GFLOPS (kusekelwe kumafrikhwensi aphezulu ashiwo) | 5437 | 5714 |
| Ukusebenza FP64/FP32 | 1/32 | 1/32 |
| Ukusebenza FP16/FP32 | 2/1 | 2/1 |
| Umkhawulokudonsa we-RAM, GB/s | 288 | 288 |
| Okukhipha isithombe | ||
| Izixhumanisi zokuphuma kwesithombe | I-DL DVI-D, i-DisplayPort 1.4a, i-HDMI 2.0b | I-DL DVI-D, i-DisplayPort 1.4a, i-HDMI 2.0b |
| I-TBP/TDP, W | 120 | ND |
| Intengo yokudayisa (e-USA, ingabandakanyi intela), $ | 279 (kunconyiwe) | Kusuka kuma-300 |
| Intengo yokudayisa (eRussia), rub. | 22 (kunconyiwe) | Kusuka ku-21 368 |
Kuyathakazelisa ukuthi i-GeForce GTX 1660 Ti GAMING OC ukuphela kokuguqulwa kwedivayisi emndenini we-GAMING i-GIGABYTE eyikhiphile emakethe. Abalingani be-NVIDIA, njengomthetho, bahambisana nemodeli ngayinye ye-overclocking nge-accelerator elula enomklamo ofanayo, kodwa isivinini esincishisiwe sewashi, futhi kwenzeka njalo ukuthi inguqulo ye-overclocked kuphela ingatholakala ekuthengisweni. Kodwa kulokhu asinaso isizathu sokukhononda, ngoba i-GeForce GTX 1660 Ti GAMING ngaphandle kwezinhlamvu OC egameni ayikho nje.
Njengoba i-GeForce GTX 1660 Ti GAMING OC ikleliswe endaweni yesibili ngemvamisa phakathi kwama-analogue asuka kukhathalogi ye-GIGABYTE, akumangazi ukuthi ikhadi levidiyo libiza kakhulu kunamadivayisi athengekayo anemininingwane ye-GeForce GTX 1660 Ti - ngokuqinisekile ezitolo zaseRussia. Ngakho-ke, amanani e-GTX 1660 Ti aqala ku-$280, noma ama-ruble angu-17, kuyilapho ku-GIGABYTE GeForce GTX 293 Ti GAMING OC acela okungengaphansi kwama-$1660, noma ama-ruble angu-300. Kodwa ngenxa yokuthi imakethe yezisheshisi zezithombe ezimaphakathi nebanga eliphakathi isivele yaba ngokuzumayo, ibhodi le-GIGABYTE selisondele ekunikezelweni okusobala okunamandla okuvela ku-AMD naku-NVIDIA. Izinguqulo ezilula kakhulu zeRadeon RX Vega 21 zehle intengo zaya ku-$368 kanye nama-ruble angu-56, kanti iGeForce RTX 300 ngamanani edola isesebangeni elihloniphekile ($20 nangaphezulu), kodwa eRussia isivele itholakala ngenani eliqalayo. kusuka kuma-ruble angama-990.
Ngakolunye uhlangothi, amakhadi wevidiyo ekilasini eliphansi, lapho umncintiswano usushube kakhulu - i-GeForce GTX 1660 ngaphandle kwenkomba ye-Ti kanye ne-Radeon RX 590 - abiza kancane kakhulu kune-GIGABYTE GeForce GTX 1660 Ti GAMING OC. Imodeli ye-NVIDIA manje ingahlwithwa ngo-$220, noma ama-ruble angu-15, futhi i-analogue esebenzayo ku-chip ye-Polaris endala ingahlwithwa ngo-$090, noma ama-ruble angu-210.
Kuvela ukuthi iqhawe lalokhu kubuyekezwa ngesikhathi esifanayo libiza kakhulu uma liqhathaniswa nomakhelwane balo abaseduze ngezansi futhi libamba ngentengo nomakhelwane bayo ngenhla. Ezimweni ezinjalo, kuzodingeka ukuthi ufunde ngokucophelela i-GIGABYTE GeForce GTX 1660 Ti GAMING OC, esizokwenza ngokushesha. Kodwa okokuqala, inothi eliyisisekelo mayelana nephakheji: ngaphezu kwekhadi levidiyo ngokwalo, ibhokisi laliqukethe imiyalelo emifushane yokufaka kanye nediski yesofthiwe, okuyinto, eqinisweni, engasafundeki kumakhompyutha amaningi anamuhla. Kuyaqapheleka futhi ukuthi i-GeForce GTX 1660 Ti GAMING OC ihambisana newaranti yomkhiqizi yeminyaka emithathu, futhi uma ubhalisa kuwebhusayithi ye-GIGABYTE phakathi nenyanga eyodwa ngemva kokuthenga, insizakalo yelulelwa omunye unyaka.
Ukwakhiwa
Inguqulo "engenasihloko". , isibonelo esajwayelana nemodeli entsha ye-NVIDIA ngoFebruwari, sibonisa kahle izinqubo zesimanje ekwenziweni kwamakhadi evidiyo ebhajethi. Iphrosesa yehluzo ye-TU116, ngalo lonke ijubane layo, iphenduke i-chip ebandayo enesidingo esincane ohlelweni lwamandla. Ozakwethu be-NVIDIA babheke lokhu njengesignali yokonga okuphezulu kuhadiwe yedivayisi. Ikakhulukazi, amakhadi amaningi wevidiyo avele ngesistimu yokupholisa eyenziwe lula, lapho esikhundleni se-radiator yanamuhla, i-radiator eyenziwe ngezikhala ze-aluminium egayiwe enepayipi yokushisa eyedwa ifakwe ku-GPU. Ama-coolers anjalo ayakwazi ukususa ukushisa ku-chip esebenzisa amandla angu-120 W - kodwa kuphela ngezindleko zokungezona izici ezinhle kakhulu ze-acoustic.
Ukubheka ngokushesha i-GIGABYTE GeForce GTX 1660 Ti GAMING OC kwanele ukubona into esemqoka ehlukanisa le modeli kusukela ekulungisweni okulula kwe-GeForce GTX 1660 Ti, kungaba imikhiqizo evela ku-GIGABYTE ngokwayo noma izimbangi zayo eziningi - uhlelo lokupholisa olugcwele. enabalandeli abathathu namapayipi amaningi okushisa . I-radiator ye-GPU lapha ishaywa ama-impellers amathathu anobubanzi obungu-75 mm, futhi umklamo uklanywe ngendlela yokuthi fan ephakathi ijikeleze ngokuphambene namabili angaphandle. Abakhiqizi abaningi manje sebefike kulesi sinqumo, futhi ngesizathu esihle - ukuqondiswa kwabalandeli ngendlela yamagiya ahlanganisiwe kusiza ukunciphisa ukuhlukumezeka kokugeleza komoya, ngakho-ke kwandisa isivinini sokuphefumula. Kuze kufike ezingeni lokushisa elingu-60 °C, into epholile isebenza ngemodi ye-passive ngokuphelele.
Umkhiqizi wazisa kakhulu uchungechunge lwe-GAMING ukuze ahlomise lawa madivayisi ngokukhanya kwe-LED. Ilogo yenkampani eseceleni kwecala inganikezwa umthunzi ekunambithekeni kwakho futhi imodi yokusebenza ingavunyelaniswa nezinye izingxenye ze-GIGABYTE. Imodeli ye-GeForce GTX 1660 Ti ngaphansi kohlobo lwe-AORUS nayo inama-LED endaweni engemuva ye-PCB, embozwe ngesihlangu sensimbi. Ku-GeForce GTX 1660 Ti GAMING OC, iphaneli yokuvikela yenziwe ngepulasitiki futhi ayinakho ukukhanya okungemuva.
Ikhase lekhadi levidiyo limboza okokupholisa kuzo zonke izinhlangothi, lingadluleli ngale kwe-mounting plate elinemiphumela yevidiyo futhi lifihle izici zedizayini ukuthi zingabukeki. Nokho, ngaphakathi, ngaphansi kwesitezi sabalandeli, sajabulela ukuthola i-radiator yohlobo lwesimanje olugcwele. Indima enkulu ekususeni ukushisa kukristalu ye-GPU idlalwa izingxenye ezisemaceleni zamafins, ezixhunywe kumapayipi okushisa amathathu anobubanzi obungu-5 mm. Endaweni emaphakathi, lapho amashubhu ecindezelwa ebhulokhini le-aluminium elinengxenye yalo yamafins, ayacabana futhi amboze ingxenye enkulu yobuso be-graphic chip. Irediyetha iphinde ibe nokuqagelwa okwengeziwe kokupholisa ezinye izingxenye ze-PCB ezishisayo - ama-memory chips e-GDDR6, kanye nezishayeli, amaswishi kanye nama-voltage regulator chokes.
Ibhodi lesifunda eliphrintiwe
Uma sibheka amaphedi angenalutho ama-chips amabili e-GDDR6 kanye nezigaba ezimbili ezengeziwe zokulawula i-voltage, i-GIGABYTE GeForce GTX 1660 Ti GAMING OC isekelwe kwenye i-PCB yendawo yonke engamukeli hhayi i-TU116 kuphela, kodwa futhi ne-TU106 GPU enamandla kakhulu. Ngokungafani nenguqulo eyenziwe lula ye-GeForce GTX 1660 Ti evela ku-GIGABYTE, esiyifunde ngaphambili, i-PCB ye-accelerator enophawu lwe-GAMING ivulekile kakhulu, kodwa ukucushwa okugcwele kwe-VRM kuhlanganisa nezigaba ezingu-6 zamandla we-GPU nezigaba ezimbili zama-RAM chips. Izigaba ezimbili ezisebenzela iphrosesa yehluzo azikho lapha ngenxa yokunciphisa ukusetshenziswa kwamandla kwe-TU116 (ibhodi lenzelwe ukusetshenziswa kwamandla ka-140 W kumodi evamile).
Kodwa lokhu akuyona into ethakazelisa kakhulu. Ukucaciswa kwesistimu yokunikezwa kwamandla we-chip ye-TU106 nabanye abameleli abakhulu be-architecture ye-Turing bahlale behlanganisa ama-MOSFET anomshayeli ohlanganisiwe (okuthiwa izigaba zamandla), sibonga ukuthi kungenzeka ukunciphisa kakhulu ukulahlekelwa kwamandla ashisayo. Ngokulandelayo, amakhadi evidiyo asekelwe ku-TU116, ayeboleke ama-PCB kumamodeli e-GeForce RTX, nawo asizakala ngalokhu. Kodwa ebhodini le-GeForce GTX 1660 Ti GAMING OC sithole umjikelezo ojwayelekile wesilawuli kagesi owenziwe ngezinto ezihlukene: umshayeli namaswishi amabili esigabeni ngasinye. Kodwa-ke, i-GeForce GTX 1660 Ti ayiyona ithuluzi elilambele amandla kangangokuthi singakhononda ngaleli qiniso kumkhiqizi. I-voltage ku-GPU ilawulwa isilawuli se-uPI Semiconductor uP9512R PWM, esibone izikhathi ezingaphezu kwesisodwa kumamodeli amancane ochungechunge lwe-GeForce RTX, kodwa kulokhu ngeke siqinisekise iqiniso lokuthi i-GeForce GTX 1660 Ti GAMING OC igcina. esinye isici esihlukile somklamo obuyekeziwe we-VRM wezisheshisi ze-NVIDIA - ikhono lokukhubaza izigaba ezithile ngomthwalo ophansi ku-GPU, njengoba sezimbalwa zazo lapha.
Ibhodi liqukethe ama-RAM chips ayisithupha e-GDDR6 enziwe ngabakwaMicron futhi abhalwe ukuthi 8ZA77 D9WCR. Ukukhipha okungu-12 Gbps koxhumana naye ngamunye abakunikezayo kule divayisi kuyinkomba evamile kubo.
Ikhadi levidiyo linezixhumi ezimbili ze-DisplayPort kanye nepheya ye-HDMI yokuxhuma amamonitha nama-TV. Umkhiqizi ushiye i-interface ye-DVI ephelelwe yisikhathi ngokusemthethweni - akukho ngisho nesakhiwo sayo ebhodini lesifunda eliphrintiwe.
Source: 3dnews.ru