SNSデマ！「Windows AIエージェントOS」とNVIDIA RTX Sparkの真実

The viral claim that KB5039239 turns Windows into an AI agent OS is completely false. We debunk the myth and reveal the real announcement: NVIDIA RTX Spark Superchip with 128GB unified memory and 1 petaflop FP4 performance. ▼ Timestamps 0:00 Opening (viral fake vs. reality) 1:08 Real RTX Spark announcement date (GTC Taipei / Computex 2026) 2:28 RTX Spark Superchip specs breakdown 3:38 1 petaflop FP4 performance & 128GB memory 4:46 The 300 GB/s bandwidth claim — verified or not? 6:22 Official confirmed specs vs. unverified numbers 6:51 OEM lineup (Microsoft, Dell, HP, Lenovo and more) 8:33 Windows Local AI runtime explained 9:33 AMD / Intel / NVIDIA / Qualcomm NPU stack comparison 10:21 Where the KB5039239 fake originated (2024 article recycled) 11:32 How to fact-check KB numbers 12:09 RTX Spark vs DGX Spark: full comparison 13:32 Buying guide by user type 14:26 Ending 15:33 Audience question (comment call-out) ▼ References NVIDIA × Microsoft Official Announcement: https://nvidianews.nvidia.com/news/nv... RTX Spark Product Page: https://www.nvidia.com/en-us/products... DGX Spark Product Page: https://www.nvidia.com/en-us/products... Windows AI Developer Docs: https://learn.microsoft.com/en-us/win... KB5039239 Real Support Page (June 2024): https://support.microsoft.com/en-us/t... #NVIDIA #RTXSpark #WindowsAI #TechExplained #AIAgent #Computex2026 #FactCheck #LocalAI