https://www.rik-kisnah.ai/tags/liquid-cooling/Recent content in Liquid Cooling on Rik Kisnah - BlogHugoenTue, 15 Sep 2026 09:00:00 -0700https://www.rik-kisnah.ai/posts/ai-gpu-field-guide-2026/Tue, 15 Sep 2026 09:00:00 -0700https://www.rik-kisnah.ai/posts/ai-gpu-field-guide-2026/A blueprint for how the 2026 GPU SKUs fit together, from seven years of testing what the datasheet promises against what the data center delivers: chip design, the 8-GPU box, the NVL72 and Helios racks, watts and water, the two networks, what breaks, and the commands I run before I sign off a delivery.https://www.rik-kisnah.ai/teach/gpu-ai/power-and-cooling-for-gpu-racks/Tue, 13 Aug 2024 09:00:00 -0700https://www.rik-kisnah.ai/teach/gpu-ai/power-and-cooling-for-gpu-racks/A rack that used to draw ten kilowatts now draws over a hundred. Air cannot carry that heat away. The rack is plumbed, the floor is load-rated, and the power feed is a design decision before a single GPU is bought.