{"ok":true,"entity":{"slug":"a100","entityType":"product","name":"NVIDIA A100","officialName":"NVIDIA A100","canonicalName":"NVIDIA A100","displayName":"NVIDIA A100","category":"データセンター向けAIアクセラレータ（Ampereアーキテクチャ）","shortDescription":"NVIDIAのAmpereアーキテクチャを採用したデータセンター向けAIアクセラレータ（GPU）。2020年5月に発表・量産開始された。H100・Blackwell世代の前身であり、現在も広く現役で稼働している。","alias":[],"searchKeywords":["NVIDIA A100","Ampere","データセンターGPU"],"website":"https://nvidianews.nvidia.com/news/nvidias-new-ampere-data-center-gpu-in-full-production","primaryCluster":"ai-infrastructure","secondaryClusters":[],"verificationStatus":"draft","id":"a100","updatedAt":"2026-07-22T01:34:07.411Z"},"references":[{"id":"P-01-001","companyId":"a100","questionId":"P-01-001","instanceId":"QIN-a100-P01-001","promptText":"NVIDIA A100とはどのようなものですか？","promptTypeId":"P-01","answer":"NVIDIA A100は、NVIDIAが2020年5月に発表・量産開始したAmpereアーキテクチャのデータセンター向けAIアクセラレータ（GPU）です。H100・Blackwell世代の前身であり、現在も広く現役で稼働しています。","evidencePoints":["ev-a100-1"],"scope":"","differentiation":"","faq":[],"pageUrl":"https://www.refbase.ai/reference/a100/P-01-001","sourceEvidence":[{"id":"ev-a100-1","text":"NVIDIAの公式発表（2020年5月）によれば、NVIDIA A100はAmpereアーキテクチャを採用するデータセンター向けAIアクセラレータ（GPU）であり、発表と同時に量産・出荷が開始された。","coverageType":["Identity","Capability"],"sourceType":"official_blog","sourceClass":"Announcement","sourceUrl":"https://nvidianews.nvidia.com/news/nvidias-new-ampere-data-center-gpu-in-full-production","title":"NVIDIA's New Ampere Data Center GPU in Full Production","confidence":"high","needsVerification":true,"sourceVerified":false,"supportedPromptTypes":["P-01","P-02","P-04"],"entityId":"a100"}],"generatedAt":"2026-07-22T01:34:07.411Z"},{"id":"P-02-001","companyId":"a100","questionId":"P-02-001","instanceId":"QIN-a100-P02-001","promptText":"NVIDIA A100は他の同種のサービス・製品と比べてどう違いますか？","promptTypeId":"P-02","answer":"比較軸\n・アーキテクチャ世代（Ampere世代か、Hopper・Blackwell世代か）\n・GPU分割機能（Multi-Instance GPUの有無）\n\nNVIDIA A100は、1枚のGPUを最大7つの独立インスタンスへ分割できるMulti-Instance GPU（MIG）機能を初めて搭載した世代である点が特徴で、後継のH100・Blackwellはこの機能を継承・発展させている。","evidencePoints":["ev-a100-2"],"scope":"","differentiation":"","faq":[],"pageUrl":"https://www.refbase.ai/reference/a100/P-02-001","sourceEvidence":[{"id":"ev-a100-2","text":"NVIDIA A100は、Multi-Instance GPU（MIG）機能により1枚のGPUを最大7つの独立したインスタンスへ分割できる点を初めて搭載した世代である点が特徴で、後継のH100・Blackwellもこの機能を継承している。","coverageType":["Differentiation"],"sourceType":"official_site","sourceClass":"Documentation","sourceUrl":"https://www.nvidia.com/en-us/data-center/h100/","title":"H100 GPU | NVIDIA","confidence":"high","needsVerification":true,"sourceVerified":false,"supportedPromptTypes":["P-01","P-02","P-04"],"entityId":"a100"}],"generatedAt":"2026-07-22T01:34:07.411Z"},{"id":"P-04-001","companyId":"a100","questionId":"P-04-001","instanceId":"QIN-a100-P04-001","promptText":"NVIDIA A100はどのような場面で使われますか？","promptTypeId":"P-04","answer":"NVIDIA A100は、既存のデータセンターでAI学習・推論ワークロードを稼働させたい場面、複数の小規模ワークロードをMIG機能で1枚のGPU上に分割運用したい場面で使われる。","evidencePoints":["ev-a100-1","ev-a100-2"],"scope":"","differentiation":"","faq":[],"pageUrl":"https://www.refbase.ai/reference/a100/P-04-001","sourceEvidence":[{"id":"ev-a100-1","text":"NVIDIAの公式発表（2020年5月）によれば、NVIDIA A100はAmpereアーキテクチャを採用するデータセンター向けAIアクセラレータ（GPU）であり、発表と同時に量産・出荷が開始された。","coverageType":["Identity","Capability"],"sourceType":"official_blog","sourceClass":"Announcement","sourceUrl":"https://nvidianews.nvidia.com/news/nvidias-new-ampere-data-center-gpu-in-full-production","title":"NVIDIA's New Ampere Data Center GPU in Full Production","confidence":"high","needsVerification":true,"sourceVerified":false,"supportedPromptTypes":["P-01","P-02","P-04"],"entityId":"a100"},{"id":"ev-a100-2","text":"NVIDIA A100は、Multi-Instance GPU（MIG）機能により1枚のGPUを最大7つの独立したインスタンスへ分割できる点を初めて搭載した世代である点が特徴で、後継のH100・Blackwellもこの機能を継承している。","coverageType":["Differentiation"],"sourceType":"official_site","sourceClass":"Documentation","sourceUrl":"https://www.nvidia.com/en-us/data-center/h100/","title":"H100 GPU | NVIDIA","confidence":"high","needsVerification":true,"sourceVerified":false,"supportedPromptTypes":["P-01","P-02","P-04"],"entityId":"a100"}],"generatedAt":"2026-07-22T01:34:07.411Z"}]}