Giga Computing Shows Vera Rubin NVL72 Rack at OCP Summit

Giga Computing, GIGABYTE's AI infrastructure subsidiary, publicly displayed a fully configured NVIDIA Vera Rubin NVL72 rack at OCP Global Summit 2026. The rack packs 72 Rubin GPUs and 36 Vera CPUs with a 20.7 TB unified HBM4 pool, roughly 1.4 PB/s of aggregate bandwidth and 3.6 exaFLOPS of NVFP4 inference performance.

• 72 Rubin GPUs and 36 Vera CPUs share a 20.7 TB HBM4 memory pool in one rack
• Each Rubin GPU carries 288 GB HBM4; 6th-gen NVLink delivers about 1.4 PB/s
• Inference rated at 3.6 exaFLOPS in NVFP4, up to 10x lower cost per token for MoE
• Fully liquid-cooled with a 45 °C coolant inlet temperature