NVIDIA NVLink-C2C

NVIDIA NVLink-C2C

Extending NVLink to chip-level integration.

Ultra-Fast Chip Interconnect Technology for Custom Silicon Integration

NVIDIA® NVLink®-C2C extends the industry-leading NVLink technology to a chip-to-chip interconnect. This enables the creation of a new class of integrated products with NVIDIA partners, built via chiplets, allowing NVIDIA GPUs, DPUs, and CPUs to be coherently interconnected with custom silicon.

NVIDIA GB200 NVL72

The NVIDIA GB200 Superchip combines two Blackwell GPUs and an NVIDIA Grace™ CPU connected over NVLink-C2C and can scale up to the GB200 NVL72, a massive 72-GPU system connected by NVIDIA® NVLink®.

NVIDIA Grace Hopper Superchip

The NVIDIA Grace Hopper™ Superchip combines the Grace and Hopper architectures using NVIDIA NVLink-C2C to deliver a CPU+GPU coherent memory model for accelerated AI and high-performance computing (HPC) applications.

NVIDIA Grace CPU Superchip

NVIDIA Grace CPU Superchip uses the NVLink-C2C technology to deliver 144 cores and 1 TB/s of memory bandwidth for cloud, enterprise, and high-performance computing.

NVLink-C2C Benefits

High Bandwidth

Supports high-bandwidth coherent data transfers between processors and accelerators.

Low Latency

Supports atomics between processors and accelerators to perform fast synchronization and high-frequency updates to shared data.

Low-Power High Density

Uses advanced packaging to deliver 25X more energy efficiency and 90X more area-efficiency than PCIe Gen 5 PHY on NVIDIA chips.

Industry Standards

Supports Arm’s AMBA CHI (Coherent Hub Interface) or Compute Express Link (CXL) industry standard protocols for interoperability between devices.

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