Mgbe NVIDIA gosipụtara nchụso radieshọn ozugbo na kaadị vidiyo nke GeForce RTX, ọ siri ike inwe obi abụọ na teknụzụ a (n'ụzọ ezi uche dị na ya na rasterization algọridim) bụ ọdịnihu egwuregwu kọmputa. Agbanyeghị, GPU dabere na ihe owuwu Turing nwere cores RT pụrụ iche ka a tụlere n'oge na-adịbeghị anya dị ka naanị otu GPU dị iche iche nwere ike ịgbakọ dabara adaba maka nke a.
Dị ka ule nke egwuregwu mbụ nke nwetarala Ray Tracing (Battlefield V, Metro Exodus na Shadow of the Tomb Raider) egosila, ọbụna ndị na-eme ihe ike GeForce RTX (karịsịa ndị kasị nta n'ime ha, RTX 2060) na-enweta nnukwu ọdịda na ọnụego etiti na. ọrụ mmeputa ngwakọ. N'agbanyeghị ihe ịga nke ọma n'oge mbụ, ịchọta ray ozugbo abụbeghị teknụzụ tozuru oke. Naanị mgbe ọ bụghị naanị ngwaọrụ ndị kachasị elu na nke dị ọnụ ala, kamakwa kaadị eserese etiti etiti rute otu ụkpụrụ arụmọrụ na egwuregwu ọhụrụ, ọ ga-ekwe omume ikwuwapụta na ngbanwe paradaịs nke ụlọ ọrụ Jensen Huang malitere emechaala.
Nchọgharị Ray na Pascals - uru na ọghọm ya
Ma ugbu a, ọ bụ ezie na ekwubeghị okwu banyere onye ga-anọchi anya ụlọ ọrụ Turing n'ọdịnihu, NVIDIA ekpebiela ịkwalite ọganihu. Na mmemme ogbako teknụzụ GPU n'ọnwa gara aga, ndị otu akwụkwọ ndụ akwụkwọ ndụ mara ọkwa na ndị na-eme ngwa ngwa na ibe Pascal, yana ndị otu dị ala nke ezinụlọ Turing (usoro GeForce GTX 16), ga-enweta ọrụ nchọta ray ozugbo na RTX. -akara ngwaahịa. Taa, enwere ike ibudata ọkwọ ụgbọ ala ahụ e kwere nkwa na webụsaịtị NVIDIA, yana ndepụta ngwaọrụ gụnyere ụdị nke ezinụlọ GeForce 10, malite na GeForce GTX 1060 (ụdị 6 GB), ọkachamara TITAN V ngwa ngwa na mgbawa Volta, na, n'ezie, ụdị bịarutere ọhụrụ na ngalaba ọnụahịa etiti na mgbawa TU116 - GeForce GTX 1660 na GTX 1660 Ti. Mmelite ahụ metụtakwara laptọọpụ nwere GPU ndị kwekọrọ.
Site na echiche teknụzụ, ọ nweghị ihe karịrị mmadụ ebe a. GPU ndị nwere ngalaba shader jikọtara ọnụ nwere ike ịrụ Ray Tracing ogologo oge tupu ọbịbịa nke ụlọ ọrụ Turing, n'agbanyeghị na n'oge ahụ anaghị adị ngwa ngwa maka ike a chọrọ n'egwuregwu. Na mgbakwunye, enweghị ọkọlọtọ otu maka ụzọ ngwanrọ, ma e wezụga API emechiri emechi dị ka NVIDIA OptiX nke nwe ya. Ugbu a enwere ndọtị DXR maka Direct3D 12 na ọba akwụkwọ ndị yiri ya na interface mmemme Vulkan, injin egwuregwu nwere ike ịnweta ha n'agbanyeghị ma GPU nwere ezi uche pụrụ iche, ọ bụrụhaala na onye ọkwọ ụgbọ ala na-enye ikike a. Chips Turing nwere cores RT dị iche iche maka ebumnuche a, yana na Pascal architecture GPU na TU116 processor, a na-emejuputa atumatu ray n'usoro nhazi ebumnuche ebumnuche n'usoro nke shader ALUs.
Agbanyeghị, ihe niile anyị maara gbasara ụlọ ọrụ Turing sitere na NVIDIA n'onwe ya na-egosi na Pascal adabaghị maka ngwa enyere DXR. N'ihe ngosi nke afọ gara aga raara nye ụdị flagship nke ezinụlọ Turing - GeForce RTX 2080 na RTX 2080 Ti - ndị injinia gosipụtara mgbako ndị a. Ọ bụrụ na ị tụba akụrụngwa niile nke kaadị eserese ndị ahịa kacha mma nke ọgbọ ikpeazụ - GeForce GTX 1080 Ti - n'ime ngụkọ nyocha ray, arụmọrụ ga-apụta agaghị agafe 11% nke ihe RTX 2080 Ti nwere ike. Ihe dịkwa mkpa bụ na enwere ike iji cores CUDA efu nke Turing mgbawa n'otu oge maka nhazi ihe onyonyo ndị ọzọ - mmebe nke mmemme shader, kwụ n'ahịrị nke ngụkọta Direct3D na-abụghị eserese n'oge ogbugbu asynchronous, na ndị ọzọ.
Na ezigbo egwuregwu, ọnọdụ ahụ na-agbagwoju anya karị, n'ihi na ndị na-emepụta ngwaike dị ugbu a na-eji ọrụ DXR na doses, na oke ọdụm nke ibu kọmputa ka na-eji rasterization na ntụziaka shader. Na mgbakwunye, ụfọdụ mmetụta dị iche iche a na-emepụta site na iji tracing ray nwekwara ike igbu ya nke ọma na cores CUDA nke ibe Pascal. Dịka ọmụmaatụ, enyo na-ebupụta na Battlefield V adịghị apụta ìhè nke abụọ nke ụzarị, ya mere ọ bụ ibu dị ike maka kaadị vidiyo dị ike nke ọgbọ gara aga. Otu ihe ahụ metụtara onyinyo dị na Shadow of the Tomb Raider, ọ bụ ezie na inye onyinyo dị mgbagwoju anya nke ọtụtụ isi mmalite ọkụ kpụrụ abụrụlarị ọrụ siri ike karị. Ma mkpuchi zuru ụwa ọnụ na Metro Ọpụpụ siri ike ọbụna maka Turing, na Pascal enweghị ike ịtụ anya na ọ ga-arụpụta ihe yiri ya ruo n'ókè ọ bụla.
Ihe ọ bụla mmadụ nwere ike ikwu, anyị na-ekwu maka ọtụtụ ọdịiche dị na arụmọrụ usoro n'etiti ndị nnọchi anya ụlọ ọrụ Turing na analogues ha kacha nso na Silicon Pascal. Ọzọkwa, ọ bụghị naanị ọnụnọ nke cores RT, kamakwa ọtụtụ nkwalite n'ozuzu njirimara nke ndị na-eme ngwa ngwa ọgbọ ọhụrụ na-egwu maka ihu ọma Turing. Ya mere, ibe Turing nwere ike ịrụ ọrụ ndị yiri ya na data (FP32) na integer (INT), na-ebu nnukwu ebe nchekwa nchekwa mpaghara yana cores CUDA dị iche iche maka mgbako ziri ezi (FP16). Ihe a niile pụtara na Turing abụghị naanị na-ejikwa mmemme shader nke ọma, mana ọ nwekwara ike gbakọọ nyocha ray nke ọma na-enweghị ihe mgbochi pụrụ iche. A sị ka e kwuwe, ihe na-eme ka nsụgharị iji Ray Tracing mere ihe onwunwe-ọ bụghị nanị na ọ bụghị nanị na ọ bụ na-achọ njikọ n'etiti ụzarị na geometry ọcha (nke RT cores na-eme), ma ngụkọta nke agba na intersection point (shading). Site n'ụzọ, uru ndị edepụtara nke ụlọ ọrụ Turing na-emetụta nke ọma na GeForce GTX 1660 na GTX 1660 Ti, ọ bụ ezie na mgbawa TU116 enweghị cores RT, yabụ ule nke kaadị vidiyo ndị a nwere nchọta ray software nwere mmasị pụrụ iche.
Mana ezuru tiori, n'ihi na anyị achịkọtalarị data na arụmọrụ nke "Pascals" (yana obere "Turings") na Battlefield V, Metro Ọpụpụ na Shadow nke Tomb Raider dabere na nha nke anyị. Rịba ama na ọ bụghị onye ọkwọ ụgbọ ala ma ọ bụ egwuregwu n'onwe ha na-agbanwe ọnụọgụ ụzarị iji belata ibu na GPU na-enweghị cores RT, nke pụtara na ogo mmetụta na GeForce GTX na GeForce RTX kwesịrị ịbụ otu.
Ngosipụta ule, usoro nnwale
| Nwale oche | |
|---|---|
| CPU | Intel Core i9-9900K (4,9 GHz, 4,8 GHz AVX, ugboro ugboro) |
| Mbadamba | ASUS MAXIMUS XI APEX |
| Nchekwa egwu | G.Skill Trident Z RGB F4-3200C14D-16GTZR, 2 x 8 GB (3200 MHz, CL14) |
| ROM | Intel SSD 760p, 1024 GB |
| Ike ọkọnọ | Corsair AX1200i, 1200 W |
| Sistemụ jụrụ oyi nke CPU | Corsair Hydro Series H115i |
| Ụlọ | CoolerMaster Test Bench V1.0 |
| Nyochaa | NEC EA244UHD |
| sistemụ | Windows 10 Pro x64 |
| NVIDIA GPU software | |
| NVIDIA GeForce RTX 20 | NVIDIA GeForce Game njikere ọkwọ ụgbọ ala 419.67 |
| NVIDIA GeForce GTX 10/16 | NVIDIA GeForce Game njikere ọkwọ ụgbọ ala 425.31 |
| Nlele egwuregwu | ||||
|---|---|---|---|---|
| Egwuregwu | API | Ntọala, usoro nnwale | Mgbochi ihuenyo zuru oke | |
| 1920 × 1080 / 2560 × 1440 | 3840 × 2160 | |||
| Agha V | DirectX 12 | OCAT, Ọrụ Liberte. Oke. àgwà eserese | Ọnụ ego nke TAA | Ọnụ ego nke TAA |
| Metro Exodus | DirectX 12 | Ihe nrịba ama arụrụ arụ. Profaịlụ ogo eserese Ultra | TAA | TAA |
| Onyo nke Tomb Raider | DirectX 12 | Ihe nrịba ama arụrụ arụ. Oke. àgwà eserese | SMAA 4x | Gbanyụọ |
A na-enweta ihe ngosi nke nkezi na nke kacha nta site n'ụdị oge ntụgharị nke okpokolo agba n'otu n'otu, nke ejiri akara arụnyere arụnyere (Metro Exodus, Shadow of the Tomb Raider) ma ọ bụ akụrụngwa OCAT dekọọ, ma ọ bụrụ na egwuregwu ahụ enweghị otu. (Ọgbọ agha V).
Nkezi ọnụego etiti dị na eserese ahụ bụ ngbanwe nke oge etiti etiti. Iji tụọ ọnụ ọgụgụ etiti opekempe, a na-agbakọ ọnụọgụ okpomoku emere na nkeji ọ bụla nke ule. Site n'usoro ọnụọgụgụ a, a na-ahọrọ uru dabara na pasentị 1 nke nkesa.
Nwalee ndị sonyere
Kaadị vidiyo ndị a sonyere na nnwale arụmọrụ:
- NVIDIA GeForce RTX 2080 Ti Founders Edition (1350/14000 MHz, 11 GB);
- NVIDIA GeForce GTX 2080 Founders Edition (1515/14000 MHz, 8 GB);
- NVIDIA GeForce RTX 2070 Founders Edition (1410/14000 MHz, 8 GB);
- NVIDIA GeForce RTX 2060 Founders Edition (1365/14000 MHz, 6 GB);
- NVIDIA GeForce GTX 1660 Ti (6 GB);
- NVIDIA GeForce GTX 1660 (6 GB);
- NVIDIA GeForce GTX 1080 Ti (1480/11000 MHz, 11 GB);
- NVIDIA GeForce GTX 1080 (1607/10000 MHz, 8 GB);
- NVIDIA GeForce GTX 1070 Ti (1608/8008 MHz, 8 GB);
- NVIDIA GeForce GTX 1070 (1506/8008 MHz, 8 GB);
- NVIDIA GeForce GTX 1060 (1506/9000 MHz, 6 GB).
Agha V
N'ihi eziokwu ahụ bụ na Battlefield V n'onwe ya bụ egwuregwu dị ọkụ (karịsịa na ụdị 1080p na 1440p), ọ na-ejikwa ray tracing na patches, na-anwale usoro nke GeForce 10 na nhọrọ DXR rụpụtara nsonaazụ agbamume. Agbanyeghị, n'ụdị niile na-enweghị nkwado Ray Tracing na ọkwa silicon, anyị ga-amachi onwe anyị na ụdị GTX 1070/1070 Ti na GTX 1080/1080 Ti. Egwuregwu Eletrọnịkị Arts na-emeghachi omume na ntutuaka maka mgbanwe na-agbanwekarị na nhazi ngwaike ma gbochie onye ọrụ otu ụbọchị ma ọ bụ ọtụtụ ụbọchị. Ya mere, nha arụmọrụ nke GeForce GTX 1060 na ngwaọrụ abụọ nke GeForce GTX 16 ga-apụta n'isiokwu a ma emechaa, ozugbo Battlefield V wepụrụ ihe mgbochi na igwe ule anyị.
N'okwu pasentị, onye ọ bụla n'ime ndị sonyere ule ahụ nwetara ihe dị ka otu ọdịda arụrụ arụ na ntọala dị mma nke ray dị iche iche, n'agbanyeghị mkpebi ihuenyo. Ya mere, arụmọrụ nke kaadị vidiyo n'okpuru akara GeForce RTX 20 na-ebelata site na 28-43% nwere mmetụta DXR dị ala na nke ọkara, yana site na 37-53% nwere oke na nke kachasị mma.
Ọ bụrụ na anyị na-ekwu maka ụdị ochie nke ezinụlọ GeForce 10, mgbe ahụ, na ọkwa dị ala na nke ọkara, egwuregwu ahụ na-efunahụ site na 36 ruo 42% nke FPS, yana n'ịdị elu (Elu na Ultra ntọala) DXR eriela 54-67. % nke ọnụego etiti. Rịba ama na n'ọtụtụ, ma ọ bụrụ na ọ bụghị ọtụtụ, Battlefield V egwuregwu ngosi, ọ dịghị ihe dị iche n'etiti ala na Ọkara ntọala, ma ọ bụ n'etiti High na Ultra, n'ihe banyere ma oyiyi doro anya ma ọ bụ arụmọrụ. N'olileanya na Pascal GPU ga-enwe mmetụta nke ọma na ntọala a, anyị gbara ule na ntọala anọ niile. N'ezie, ụfọdụ ndịiche pụtara, ma naanị na 2160p mkpebi na n'ime 6% FPS.
N'okwu zuru oke, onye ọ bụla n'ime ndị na-eme ihe ngwa ngwa na ibe Pascal nwere ike idowe ọnụego etiti karịa 60 FPS na ọnọdụ 1080p nwere àgwà ntụgharị dị ala, na GeForce GTX 1080 Ti na-azọrọ nsonaazụ yiri ya ọbụlagodi mgbe ọ na-achọgharị na ọkwa dị elu. Ma ozugbo ị kwagara na mkpebi 1440p, naanị GeForce GTX 1080 na GTX 1080 Ti na-enye usoro dị mma nke 60 FPS ma ọ bụ karịa na ogo dị ala ma ọ bụ Ọkara ray, yana na ọnọdụ 4K, ọ nweghị kaadị ọgbọ gara aga nwere ike ịgbakọ dabara adaba. dị ka, n'ezie, Turing ọ bụla ma e wezụga flagship GeForce RTX 2080 Ti).
Ọ bụrụ na anyị na-achọ myirịta n'etiti kpọmkwem accelerators n'okpuru GeForce GTX 10 na GeForce RTX 20 ụdị, mgbe ahụ, kasị mma nlereanya nke gara aga ọgbọ (GeForce GTX 1080 Ti), nke bụ ihe analogue nke GeForce RTX 2080 na ọkọlọtọ nsụgharị ọrụ na-enweghị DXR, gbadara n'ọkwa nke GeForce RTX 2070 site na nchọta ụzarị dị mma belatara, na ọkwa dị elu ọ nwere ike ịlụ ọgụ naanị na GeForce RTX 2060.
| Ọgbọ agha V, max. Ogo | |||||
|---|---|---|---|---|---|
| 1920×1080 TAA | |||||
| RT Gbanyụọ | RT dị ala | RT Ọkara | Ọnụahịa kasị elu nke RT | RT Ultra | |
| NVIDIA GeForce RTX 2080 Ti FE (11 GB) | 100% | -28% | -28% | -37% | -39% |
| NVIDIA GeForce RTX 2080 FE (8 GB) | 100% | -34% | -35% | -43% | -44% |
| NVIDIA GeForce RTX 2070 FE (8 GB) | 100% | -35% | -36% | -46% | -45% |
| NVIDIA GeForce RTX 2060 FE (6 GB) | 100% | -42% | -43% | -50% | -51% |
| NVIDIA GeForce GTX 1660 Ti (6 GB) | 100% | ND | ND | ND | ND |
| NVIDIA GeForce GTX 1660 (6 GB) | 100% | ND | ND | ND | ND |
| NVIDIA GeForce GTX 1080 Ti (11 GB) | 100% | -40% | -39% | -54% | -58% |
| NVIDIA GeForce GTX 1080 (8 GB) | 100% | -41% | -41% | -57% | -61% |
| NVIDIA GeForce GTX 1070 Ti (8 GB) | 100% | -40% | -41% | -57% | -59% |
| NVIDIA GeForce GTX 1070 (8 GB) | 100% | -38% | -39% | -57% | -61% |
| NVIDIA GeForce GTX 1060 (6 GB) | 100% | ND | ND | ND | ND |
| Ọgbọ agha V, max. Ogo | |||||
|---|---|---|---|---|---|
| 2560×1440 TAA | |||||
| RT Gbanyụọ | RT dị ala | RT Ọkara | Ọnụahịa kasị elu nke RT | RT Ultra | |
| NVIDIA GeForce RTX 2080 Ti FE (11 GB) | 100% | -33% | -34% | -44% | -45% |
| NVIDIA GeForce RTX 2080 FE (8 GB) | 100% | -37% | -38% | -47% | -49% |
| NVIDIA GeForce RTX 2070 FE (8 GB) | 100% | -36% | -36% | -48% | -48% |
| NVIDIA GeForce RTX 2060 FE (6 GB) | 100% | -41% | -42% | -51% | -52% |
| NVIDIA GeForce GTX 1660 Ti (6 GB) | 100% | ND | ND | ND | ND |
| NVIDIA GeForce GTX 1660 (6 GB) | 100% | ND | ND | ND | ND |
| NVIDIA GeForce GTX 1080 Ti (11 GB) | 100% | -40% | -40% | -59% | -62% |
| NVIDIA GeForce GTX 1080 (8 GB) | 100% | -36% | -39% | -59% | -63% |
| NVIDIA GeForce GTX 1070 Ti (8 GB) | 100% | -39% | -39% | -58% | -62% |
| NVIDIA GeForce GTX 1070 (8 GB) | 100% | -38% | -38% | -59% | -63% |
| NVIDIA GeForce GTX 1060 (6 GB) | 100% | ND | ND | ND | ND |
| Ọgbọ agha V, max. Ogo | |||||
|---|---|---|---|---|---|
| 3840×2160 TAA | |||||
| RT Gbanyụọ | RT dị ala | RT Ọkara | Ọnụahịa kasị elu nke RT | RT Ultra | |
| NVIDIA GeForce RTX 2080 Ti FE (11 GB) | 100% | -30% | -30% | -44% | -47% |
| NVIDIA GeForce RTX 2080 FE (8 GB) | 100% | -31% | -32% | -46% | -49% |
| NVIDIA GeForce RTX 2070 FE (8 GB) | 100% | -40% | -38% | -53% | -52% |
| NVIDIA GeForce RTX 2060 FE (6 GB) | 100% | -28% | -30% | -44% | -53% |
| NVIDIA GeForce GTX 1660 Ti (6 GB) | 100% | ND | ND | ND | ND |
| NVIDIA GeForce GTX 1660 (6 GB) | 100% | ND | ND | ND | ND |
| NVIDIA GeForce GTX 1080 Ti (11 GB) | 100% | -36% | -37% | -60% | -63% |
| NVIDIA GeForce GTX 1080 (8 GB) | 100% | -40% | -43% | -64% | -67% |
| NVIDIA GeForce GTX 1070 Ti (8 GB) | 100% | -38% | -42% | -62% | -65% |
| NVIDIA GeForce GTX 1070 (8 GB) | 100% | -36% | -42% | -63% | -66% |
| NVIDIA GeForce GTX 1060 (6 GB) | 100% | ND | ND | ND | ND |
isi: 3dnews.ru