Computing Interconnects
InfiniBand (NVIDIA Quantum)
A specialized low-latency networking technology used to connect GPUs across racks and clusters at scale, with NVIDIA's Quantum-X800 platform delivering 800Gb/s per port for large AI training clusters. Microsoft Azure, Oracle Cloud Infrastructure and CoreWeave are among the earliest adopters of NVIDIA's X800 series of 800Gb/s InfiniBand and Ethernet switches.
Sources
Every claim traced to a primary source — evidence, recent activity, and insider filing behavior, all in one place.
Evidence
2 sources · 87% avg. source confidence
- NVIDIA — NVIDIA Quantum-X800 InfiniBand delivers 800Gb/s per port for trillion-parameter-scale AI clusters88% source confidence
- NVIDIA Newsroom — Microsoft Azure and CoreWeave among early adopters of NVIDIA's X800 networking platforms85% source confidence
Dependency Map
What InfiniBand (NVIDIA Quantum) depends on below, and who depends on InfiniBand (NVIDIA Quantum) above — click any node to make it the new center, 3 levels deep.
Connection type
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The Story So Far
Auto-generated from this entity's dated milestones, relationship updates, and sourced evidence — not AI-written, just sorted.
InfiniBand (NVIDIA Quantum)'s Timeline
A sourced, dated history of InfiniBand (NVIDIA Quantum)'s key moments — founding to present.
Jan 2026 · Quantum-X800 platform ships
NVIDIA's Quantum-X800 InfiniBand platform began delivering 800Gb/s per port for trillion-parameter-scale AI training clusters, with Microsoft Azure, Oracle Cloud and CoreWeave among the earliest adopters.
How These Connections Evolved
How a relationship changed over time, not just its current state — sourced, dated, and traceable.
InfiniBand (NVIDIA Quantum) ↔ NVIDIA
Mar 2024
NVIDIA announced its X800 series of 800Gb/s networking switches, including the Quantum-X800 InfiniBand platform with 144 ports of 800Gb/s connectivity — double the prior Quantum-2 generation's per-port bandwidth.
Now
NVIDIA's Quantum InfiniBand platform, including the Quantum-X800 switch line, is developed by NVIDIA following its acquisition of Mellanox.
InfiniBand (NVIDIA Quantum) ↔ AI Data Centers
Mar 2024
Microsoft Azure, Oracle Cloud Infrastructure, and CoreWeave were named among the earliest adopters of NVIDIA's 800Gb/s X800 InfiniBand and Ethernet switches for trillion-parameter-scale AI training clusters.
Now
InfiniBand networking enables AI data centers to connect GPU clusters across racks at the scale required for trillion-parameter model training.
InfiniBand (NVIDIA Quantum) ↔ AI Data Centers
Mar 2024
AI data centers scaled toward trillion-parameter model training using NVIDIA's Quantum-X800 InfiniBand (800Gb/s per port), with hyperscalers including Azure, OCI, and CoreWeave among the earliest adopters.
Now
AI data centers depend on InfiniBand networking to connect GPU clusters across racks at the scale required for large-scale training.