{"slug":"rtx-4090-vs-rtx-5080","question":"RTX 4090 vs RTX 5080: Specs and Launch Prices","answer":"The RTX 4090 has more hardware: NVIDIA lists 16,384 CUDA cores and 24 GB of GDDR6X on a 384-bit bus, against 10,752 CUDA cores and 16 GB of GDDR7 on a 256-bit bus for the RTX 5080. The RTX 5080 is the newer Blackwell design with 5th-generation Tensor cores (1801 AI TOPS against 1321), draws 360 W instead of 450 W, and launched at $999 against $1,599. Both need an 850 W power supply. Street prices change, so compare current prices.","answer_curated":true,"verdict":"RTX 4090: 24 GB GDDR6X and 16,384 CUDA cores; $1,599 at launch; 450 W.\n\nRTX 5080: Blackwell, 16 GB GDDR7, 1801 AI TOPS; $999 at launch; 360 W.\n\nStreet prices change, so compare current prices.","keyDifferences":[{"label":"Launch price","entityAValue":"$1,599","entityBValue":"$999","winner":"tie"},{"label":"CUDA cores","entityAValue":"16,384","entityBValue":"10,752","winner":"tie"},{"label":"Memory","entityAValue":"24 GB GDDR6X, 384-bit","entityBValue":"16 GB GDDR7, 256-bit","winner":"tie"},{"label":"Total graphics power","entityAValue":"450 W","entityBValue":"360 W","winner":"tie"}],"winner":null,"confidence":"high","entities":[{"name":"RTX 4090","slug":"rtx-4090","url":"https://www.aversusb.net/entity/rtx-4090","alternativesUrl":"https://www.aversusb.net/api/v1/alternatives/rtx-4090"},{"name":"RTX 5080","slug":"rtx-5080","url":"https://www.aversusb.net/entity/rtx-5080","alternativesUrl":"https://www.aversusb.net/api/v1/alternatives/rtx-5080"}],"faqs":[{"question":"Is the RTX 5080 better than the RTX 4090?","answer":"It depends on what you need. The RTX 4090 has more CUDA cores and 24 GB of memory; the RTX 5080 has the newer Blackwell architecture, more AI TOPS, lower power and a lower launch price."},{"question":"What were the launch prices?","answer":"NVIDIA launched the RTX 4090 on October 12, 2022 starting at $1,599 and the RTX 5080 on January 30, 2025 at $999. Store prices today can differ."},{"question":"How much VRAM do they have?","answer":"The RTX 4090 has 24 GB of GDDR6X on a 384-bit interface. The RTX 5080 has 16 GB of GDDR7 on a 256-bit interface."}],"attribution":{"source":"A Versus B","url":"https://www.aversusb.net/compare/rtx-4090-vs-rtx-5080","license":"CC BY 4.0","citationFormat":"According to A Versus B (https://www.aversusb.net/compare/rtx-4090-vs-rtx-5080), The RTX 4090 has more hardware: NVIDIA lists 16,384 CUDA cores and 24 GB of GDDR6X on a 384-bit bus, against 10,752 CUDA cores and 16 GB of GDDR7 on a 256-bit bus for the RTX 5080. The RTX 5080 is the","dateModified":"2026-10-16T00:00:00.000Z"},"relatedQuestionsUrl":"https://www.aversusb.net/api/faq/rtx-4090-vs-rtx-5080","relatedComparisonsUrl":"https://www.aversusb.net/api/v1/related/rtx-4090-vs-rtx-5080","knowledgeGraphUrl":"https://www.aversusb.net/api/knowledge-graph/rtx-4090-vs-rtx-5080"}