--- title: NVIDIA BlueField-4 Powers New Scale-In Network... description: NVIDIA introduces Scale-In network infrastructure, described as the fifth pillar of NVIDIA AI networking, powered by the new BlueField-4 DPU, NVIDIA DOCA... canonical: https://daily.dev/posts/nvidia-bluefield-4-powers-new-scale-in-network-infrastructure-for-agentic-ai-factories-zvsuy0rob twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: NVIDIA BlueField-4 Powers New Scale-In Network Infrastructure for Agentic AI Factories | daily.dev og:description: NVIDIA introduces Scale-In network infrastructure, described as the fifth pillar of NVIDIA AI networking, powered by the new BlueField-4 DPU, NVIDIA DOCA... og:url: https://daily.dev/posts/nvidia-bluefield-4-powers-new-scale-in-network-infrastructure-for-agentic-ai-factories-zvsuy0rob og:image: https://api.daily.dev/og/posts/ZVsUY0ROB.png og:image:alt: NVIDIA BlueField-4 Powers New Scale-In Network Infrastructure for Agentic AI Factories og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # NVIDIA BlueField-4 Powers New Scale-In Network Infrastructure for Agentic AI Factories **[NVIDIA Developer](https://daily.dev/sources/nvidiadev)** · 11 min read · 0 upvotes · 0 comments ## Summary NVIDIA introduces Scale-In network infrastructure, described as the fifth pillar of NVIDIA AI networking, powered by the new BlueField-4 DPU, NVIDIA DOCA software, and Spectrum-X Ethernet. Scale-In moves security, storage access, tenant isolation, and infrastructure operations off host CPUs onto dedicated, host-independent processing to prevent bottlenecks as agentic AI factories scale. BlueField-4 offers a 64-core Grace CPU, 800 Gb/s network interface, PCIe Gen6, and inline acceleration engines, delivering 4x memory bandwidth and 2x network bandwidth over BlueField-3. It underpins use cases including isolated AI factory VPCs, hardware-enforced security, accelerated storage access (NVMe-oF, RDMA/TCP), Kubernetes-native control-plane provisioning via DOCA Platform Framework, and fleet-wide telemetry, and is co-designed with the upcoming NVIDIA Vera Rubin NVL72 platform. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Questions this post answers ### What is NVIDIA Scale-In network infrastructure and how does it relate to BlueField-4? Scale-In is NVIDIA's fifth pillar of AI networking, powered by the BlueField-4 DPU, NVIDIA DOCA software, and Spectrum-X Ethernet. It evolves north-south networks into a coordinated, accelerated infrastructure domain that offloads security, data movement, tenant isolation, and operations from host CPUs, keeping these functions from becoming bottlenecks as AI compute scales in agentic AI factories. _daily.dev helps infrastructure engineers track new networking architectures like Scale-In as AI data centers scale._ ### How does BlueField-4 compare to BlueField-3 in terms of bandwidth? BlueField-4 provides 4x more memory bandwidth and 2x more network bandwidth compared to BlueField-3, supporting an 800 Gb/s network interface and PCIe Gen6 host connection. It also features a 64-core NVIDIA Grace CPU offering 6x more compute than its predecessor, enabling more concurrent infrastructure services, larger telemetry datasets, and higher security throughput. _Engineers evaluating DPU upgrades can follow bandwidth and architecture changes like this on daily.dev._ ### What are the five pillars of NVIDIA AI networking for AI factories? The five pillars are Scale-Up (NVLink uniting GPUs), Scale-Out (Spectrum-X Ethernet and Quantum InfiniBand connecting servers), Scale-Across (Spectrum-XGS Ethernet connecting distributed data centers), Context Memory (NVIDIA CMX for shared KV-cache storage), and Scale-In (BlueField-4, DOCA, and Spectrum-X Ethernet accelerating access, security, and operations around AI compute). _daily.dev keeps architects up to date as vendors define new scaling pillars for AI factory design._ ## Similar posts on daily.dev - [Scaling Agentic AI Factories Through Extreme Co-Design with NVIDIA BlueField](https://daily.dev/posts/scaling-agentic-ai-factories-through-extreme-co-design-with-nvidia-bluefield-keqdn8r6u) · NVIDIA Developer · 1 upvotes · 0 comments - [NVIDIA BlueField-Powered Cybersecurity and Acceleration Arrive on NVIDIA Enterprise AI Factory Validated Design](https://daily.dev/posts/nvidia-bluefield-powered-cybersecurity-and-acceleration-arrive-on-nvidia-enterprise-ai-factory-valid-scewskfys) · NVIDIA · 0 upvotes · 0 comments - [Redefining Secure AI Infrastructure with NVIDIA BlueField Astra for NVIDIA Vera Rubin NVL72](https://daily.dev/posts/redefining-secure-ai-infrastructure-with-nvidia-bluefield-astra-for-nvidia-vera-rubin-nvl72-koqso8kcd) · NVIDIA Developer · 0 upvotes · 0 comments - [NVIDIA’s BlueField-4 STX Aims to Fix the Storage Problem AI Agents Keep Running Into](https://daily.dev/posts/nvidia-s-bluefield-4-stx-aims-to-fix-the-storage-problem-ai-agents-keep-running-into-cskx8emnw) · Security Boulevard · 1 upvotes · 0 comments --- Tags: [#networking](https://daily.dev/tags/networking), [#nvidia](https://daily.dev/tags/nvidia), [#ai-infrastructure](https://daily.dev/tags/ai-infrastructure) [View this post on daily.dev](https://daily.dev/posts/nvidia-bluefield-4-powers-new-scale-in-network-infrastructure-for-agentic-ai-factories-zvsuy0rob) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"NVIDIA BlueField-4 Powers New Scale-In Network Infrastructure for Agentic AI Factories","url":"https://daily.dev/posts/nvidia-bluefield-4-powers-new-scale-in-network-infrastructure-for-agentic-ai-factories-zvsuy0rob","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/nvidia-bluefield-4-powers-new-scale-in-network-infrastructure-for-agentic-ai-factories-zvsuy0rob"},"datePublished":"2026-08-24T15:04:30.978Z","dateModified":"2026-08-27T03:51:39.497Z","description":"NVIDIA introduces Scale-In network infrastructure, described as the fifth pillar of NVIDIA AI networking, powered by the new BlueField-4 DPU, NVIDIA DOCA...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/83a2b714e7b03ef4c03bac5964fedbf2?_a=AQAEuop","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/83a2b714e7b03ef4c03bac5964fedbf2?_a=AQAEuop","isAccessibleForFree":true,"articleSection":"NVIDIA Developer","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"NVIDIA Developer","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/86e45aab42ba48ce83103d01b1119910","url":"https://daily.dev/sources/nvidiadev"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/nvidia-bluefield-4-powers-new-scale-in-network-infrastructure-for-agentic-ai-factories-zvsuy0rob","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"networking,nvidia,ai-infrastructure","timeRequired":"PT11M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"NVIDIA Developer","item":"https://daily.dev/sources/nvidiadev"},{"@type":"ListItem","position":3,"name":"NVIDIA BlueField-4 Powers New Scale-In Network Infrastructure for Agentic AI Factories"}]} {"@context":"https://schema.org","@type":"FAQPage","@id":"https://daily.dev/posts/nvidia-bluefield-4-powers-new-scale-in-network-infrastructure-for-agentic-ai-factories-zvsuy0rob#faq","mainEntity":[{"@type":"Question","name":"What is NVIDIA Scale-In network infrastructure and how does it relate to BlueField-4?","acceptedAnswer":{"@type":"Answer","text":"Scale-In is NVIDIA's fifth pillar of AI networking, powered by the BlueField-4 DPU, NVIDIA DOCA software, and Spectrum-X Ethernet. 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