Naver — B200 4K AI Cluster

Completed in January 2026, Naver’s “B200 4K Cluster” is the largest AI computing cluster in South Korea, featuring 4,000 NVIDIA B200 Blackwell GPUs. Located within Naver’s “GAK Sejong” data center, the cluster is specifically optimized for training HyperCLOVA X, Naver’s flagship sovereign large language model. The facility utilizes advanced air and liquid cooling to manage the high thermal output of the Blackwell GPUs. This cluster serves as a primary hub for Korea’s domestic AI development, ensuring technological independence and data sovereignty.