Images of a Prototype Quad-Slot NVIDIA RTX 40 Series Graphics Card Cooling Solution Reveal a Hidden Third Fan in the Middle of the Heatsink

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Image: Hayaka/Goofish

More images of a prototype quad-slot NVIDIA RTX 40 series graphics card solution have been posted online showing an unexpected third fan. NVIDIA surprised the industry with the launch of its RTX graphics cards when it revealed a radically new design featuring a fan on opposite sides of the card along with a new heatsink architecture. It now appears that NVIDIA still had more plans up its sleeves for addressing the need for even greater heat dissipation with this quad-slot cooler as can be seen in these images of a prototype featuring a third fan hidden smack in the middle of the heatsink. As if the hulk-ish behemoth-sized cooler wasn’t enough it looks like engineers had additional concerns regarding airflow.

The poster of the images further explains that the heatsink is comprised of 22 heat pipes embedded vertically throughout the vapor chamber. They theorize this design was created by Samsung. The 16-pin 12VHPWR connector has been extended via wires from the PCB to account for the added distance due to the size of the cooler. It is still not known which GPU this cooler was intended for. Recently it was rumored that NVIDIA is planning on setting aside its plans for releasing a GeForce RTX 4090 Ti. However, there has not been any such similar rumor regarding a potential TTITAN ADA and some of the previously leaked images for this quad-slot cooler have hinted it could be for a TITAN.

Per Hayaka (machine translated):

“RTX4090es/RTX4090ti/RTX Titan A radiator is disassembled and there is a fan hidden inside. There are three fans in total. The 16-pin power supply is extended to the bottom PCB installation position through wires. A total of 22 heat pipes are vertically embedded in the bottom vapor chamber. Very violent heat dissipation specifications (extreme It may be a product of Samsung technology)”

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Peter Brosdahl
As a child of the 70’s I was part of the many who became enthralled by the video arcade invasion of the 1980’s. Saving money from various odd jobs I purchased my first computer from a friend of my dad, a used Atari 400, around 1982. Eventually it would end up being a lifelong passion of upgrading and modifying equipment that, of course, led into a career in IT support.

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