Supermicro SYS-421GE-TNHR2-LCC is a 4U GPU SuperServer designed for extreme AI, HPC, and deep learning workloads. Powered by 5th/4th Generation Intel Xeon Scalable processors, it supports up to eight NVIDIA HGX H100 or H200 GPUs with a liquid-cooling solution for optimal thermal performance. The server features a direct-attached backplane accommodating eight hot-plug SATA or NVMe drives, delivering high-speed storage performance. A dedicated RJ45 port with IPMI 2.0 ensures secure remote management and KVM access for easy monitoring. Engineered for next-generation data centers, this platform offers exceptional compute density, GPU scalability, and energy-efficient operation for demanding enterprise and research applications.