【8/27 9時】AWS×NVIDIA 200万GPU追加提携拡大・ロンドンでAI支援脳腫瘍手術が世界初成功

8月27日 9時のAI速報をお届けします。 ▼ トピック 1. AWS×NVIDIA 200万GPU追加提携拡大 https://nvidianews.nvidia.com/news/aws-and-nvidia-to-deliver-2-million-additional-gpus-and-next-generation-infrastructure-for-agentic-and-physical-ai 2. ロンドンでAI支援脳腫瘍手術が世界初成功 https://www.theguardian.com/technology/2026/aug/27/london-neurosurgeons-ai-assisted-operation-brain-tumour 3. NVIDIA株が決算後に反発・AI熱冷めず https://www.reuters.com/business/nvidia-bounce-shows-wall-streets-ai-obsession-is-far-over-2026-08-26/ 4. シノプシスがAI需要で通期予想引き上げ https://kfgo.com/2026/08/26/synopsys-raises-annual-forecasts-on-ai-driven-chip-design-software-demand/ 5. Deep Cogitoが4300万ドル調達・自己改善型AI https://siliconangle.com/2026/08/26/deep-cogito-raises-43m-to-develop-self-improving-ai-models/