Pambuyo pa miyezi yambiri ya mphekesera ndi kutayikira, Nvidia potsiriza adayambitsa Blackwell GPU kwa ogula. Nvidia GeForce RTX 5090 GPU yatsopano imapereka zowonjezereka zowonjezereka kuposa zomwe zidalipo kale, RTX 4090. Imanyamula kukumbukira mofulumira, imabweretsa DLSS 4, imakhala ndi ma cores ambiri a CUDA, ndi zina zambiri. Chifukwa chake ngati mukufuna kudziwa kusiyana pakati pa ma Nvidia GPU awiriwa, pitilizani kufananizira mwatsatanetsatane pakati pa Nvidia RTX 5090 ndi 4090.
Nvidia RTX 5090 vs 4090: Kuyerekezera Kwapadera
Nvidia RTX 5090 vs 4090: Zomangamanga
Poyamba, Nvidia RTX 5090 imapangidwa pamapangidwe aposachedwa a Blackwell pomwe RTX 4090 imapangidwa pamapangidwe a Ada Lovelace. Pakadali pano, zomangamanga za Ada zatha zaka ziwiri. Kuphatikiza apo, RTX 5090 imapangidwa pa TSMC’s 4nm (N4P) process node, zomwe zimapangitsa kuti 92 biliyoni transistors pakufa. Kumbali ina, RTX 4090 imapangidwa pa TSMC’s 5nm (4N) process node ndipo imanyamula ma transistors 76.3 biliyoni.
Ponena za ma cores a CUDA, RTX 5090 ndiye GPU yoyamba ya Nvidia yogula yomwe imakhala ndi ma cores 20,000 a CUDA (21,760, kunena ndendende). RTX 4090 nyumba 16,386 CUDA cores. Apa, chifukwa cha zomangamanga za Blackwell komanso njira yabwino ya 4nm, RTX 5090 imanyamula ma transistors 32%.
Ponseponse, Nvidia akuti RTX 5090 imapereka pafupifupi 2x ntchito yabwino kuposa yomwe idakhazikitsidwa kale, RTX 4090. Pantchito za AI, kusiyana kwa magwiridwe antchito kuli pafupifupi 3x. Ndipo zonsezi ndizotheka pamafupipafupi otsika omwe ndi odabwitsa. Khadi la RTX 5090 lili ndi ma frequency apamwamba a 2.41GHz, otsika pang’ono kuposa liwiro la wotchi ya RTX 4090’s 2.52GHz.
Nvidia RTX 5090 vs 4090: Kuchita
Kusunthira kuntchito, Nvidia waulula manambala ena poyerekeza RTX 5090 ndi 4090. The Shader cores pa RTX 5090 ikhoza kupereka ku 125 TFLOPS pamene RTX 4090 ikhoza kutulutsa mpaka 83 TFLOPS. Apa, RTX 5090 imatsogolera ndi 50%.
Ma 5th-gen Tensor cores pa RTX 5090 amatha kugwira ntchito mpaka 3,352 thililiyoni pa sekondi iliyonse (TOPS) pazantchito za AI. The 4th-gen Tensor cores pa RTX 4090 imatha kukonza mpaka 1,321 AI TOPS, zomwe zikutanthauza kuti RTX 5090 ili pafupi ndi 2.5x mwachangu kuposa RTX 4090 pa ntchito za AI.
Chotsatira, 4th-gen Ray Tracing cores pa RTX 5090 imatha kubweretsa magwiridwe antchito mpaka 318 TFLOPS. Ndipo 3rd-gen RT cores pa RTX 4090 imapereka mpaka 191 TFLOPS. Pakuchita kwa Ray Tracing, RTX 5090 imatsogolera pafupifupi 66%.
M’ma benchmarks amasewera omwe Nvidia adagawana nawo, kampaniyo imati RTX 5090 imapereka magwiridwe antchito abwino a 2x kuposa RTX 4090 m’maudindo monga Cyberpunk 2077, Black Myth: Wukong, ndi Alan Wake 2. Mu chiwonetsero chomwe Nvidia adawonetsa, RTX 5090 yokhala ndi DLSS 4 idatulutsa 238 FPS. mu Cyberpunk 2077. The RTX 4090 ndi DLSS 3.5 imatha kufika mpaka 109 FPS.
Ponena za kuchuluka kwa ntchito za Generative AI, RTX 5090 imachulukitsanso magwiridwe antchito a AI mukamagwiritsa ntchito mtundu wamtundu wa Flux.dev kwanuko.
Kubwera ku DLSS 4, kumabweretsa gawo lalikulu la Multi Frame Generation lomwe limapezeka pamakadi a RTX 50 okha. Komabe, zinthu zina zotsogola za DLSS 4 monga Frame Generation, Ray Reconstruction, Super Resolution, ndi zina zambiri zimapezeka pamakhadi a RTX 40, 30, ndi 20.
Chowunikira kwambiri cha DLSS 4 ndi Multi Frame Generation yomwe imagwiritsa ntchito ma neural network a Transformer kuneneratu mpaka mafelemu atatu pasadakhale. Chifukwa chake kuwonjezera pakusintha kwa magwiridwe antchito, DLSS 4 yokhala ndi Multi Frame Generation imangokhala pamakhadi a RTX 50 okha. Muyenera kukumbukira izi ngati mukufuna kusintha kuchokera ku RTX 4090.
Nvidia RTX 5090 vs 4090: Memory Bandwidth
Nvidia RTX 5090 ndiye wogula woyamba GPU kukhala ndi kukumbukira kwachangu kwa GDDR7. Imanyamula 32GB ya VRAM ndipo imagwira ntchito pa basi ya 512-bit memory, kulola kukumbukira kufika pa bandwidth yopenga ya 1.8 TBps (1,792 GBps). Kumbali ina, RTX 4090’s memory bandwidth imangokhala 1,008 GBps. Mumapeza 24GB ya GDDR6X kukumbukira pa RTX 4090, yomwe imadalira 384-bit memory bus.
Nvidia RTX 5090 vs 4090: Kugwiritsa Ntchito Mphamvu ndi TDP
Ponena za kugwiritsa ntchito mphamvu, Nvidia RTX 5090 GPU ili ndi TDP ya 575W yomwe ndi 125W kuposa RTX 4090’s 450W TDP. Nvidia amalimbikitsa PSU mpaka 1000W kwa RTX 5090. Izi zinati, ambiri ankayembekezera kuti RTX 5090 idzakhala yaikulu kwambiri, koma imakhala ndi miyeso yofanana ndi RTX 4090. Ndipo mosiyana ndi RTX 4090 yomwe inali khadi la 3-slot. , Founder Edition RTX 5090 ndi GPU yokhala ndi magawo awiri zomwe zikutanthauza kuti mutha kuyiyika mu kanyumba kakang’ono.
Nvidia RTX 5090 vs 4090: Malingaliro Oyambirira
RTX 4090 GPU idayamba pa $1,599 ndipo RTX 5090 imagulidwa pa $1,999. Ambiri amayembekeza kuti Nvidia agula Blackwell GPU pafupifupi $2,500, koma kampaniyo idasankha mtengo wokwanira. Ndi kuwonjezeka kwa mtengo wa $ 400, mumapeza GPU yothamanga kwambiri yomwe imapereka machitidwe amphamvu kumbali zonse, kaya ndi masewera, ntchito za AI, kapena kumasulira kwapangidwe.
Kuphatikiza apo, ndi RTX 5090, mumapeza DLSS 4 yokhala ndi mawonekedwe a Multi Frame Generation ndikupeza 32GB ya kukumbukira kwachangu kwa GDDR7. Zachidziwikire, tiyenera kudikirira kuyezetsa kozama kwa benchmark, koma Nvidia RTX 5090 GPU ikuwoneka ngati nyumba yamagetsi. Ngati muli ndi RTX 4090 kale, simungafune kukweza nthawi yomweyo, koma ngati mukugwiritsa ntchito khadi la RTX 30, RTX 5090 ndi lingaliro losavuta.