#Industry News
AI Data Center Cooling: Planning Around the NVIDIA GPU Roadmap
100 kW to 600 kW and Beyond: Matching Cooling Zones to the Multi-Generation NVIDIA Roadmap
As AI accelerator rack power rises from 100 kW toward 600 kW, cooling architecture is becoming the defining constraint in data center design. Air cooling serves low-to-mid densities but grows inefficient past roughly 30-40 kW; rear-door heat exchangers extend the envelope to 40-80 kW; single-phase direct-to-chip cooling bridges the mid-to-high range; two-phase direct-to-chip exploits phase change in the cold plate to reach 200 kW to 1 MW+ racks; and immersion represents a system-level transformation. Local heat flux on modern accelerators frequently exceeds 100 W/cm², shifting the dominant problem from room-level rejection to chip-level extraction. Because thermal infrastructure carries a long lifecycle while GPU platforms iterate rapidly, planning must follow a multi-generation NVIDIA roadmap, treating cooling not as a single-generation fit but as a strategic prerequisite. EXTRCOOL provides one-stop liquid cooling solutions.
