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PC Gamer
PC Gamer
Jacob Ridley

Noctua's pumpless liquid cooler prototype is now 'neck and neck' with a normal AIO: successfully cools Ryzen 9 9950X3D at 230 W

Noctua Thermosiphon cooler on display at Computex 2026.

Noctua has returned to Computex in Taiwan with a new and improved version of its pumpless liquid cooler. This time, the company says it's able to compete with a standard all-in-one cooler for temps.

"We had that demo last year on a 9800X3D," Noctua's Jakob Dellinger says, calling back to this thermosiphon prototype from 2025.

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