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NVIDIA GeForce RTX 4090 Gets a 48 GB Mod and Step-by-Step Tutorial

Summary by techpowerup.com
A Russian technician and modder known as VIK-on has posted a hands-on video showing how Chinese workshops are converting GeForce RTX 4090 gaming cards into AI-focused accelerators by doubling their memory. Using an MSI RTX 4090 Suprim as a donor, VIK-on removed the AD102 GPU package and the card's 12 2 GB GDDR6X chips, then placed those parts onto a custom clamshell PCB that accepts memory on both sides. The builders pair the board with a blower…
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A well-known moddeur, VIK-on, returns to the front of the stage with a new crazy hack: turning a GeForce RTX 4090 into an IA-oriented card with a 24- to 48 GB shift of memory. The ultra-complex process, detailed in a video, consists of using an MSI RTX 4090 Suprim as a base. The card is completely disassembled: removal of the GPU AD102, removal of the 12 GDDR6X 2-GB chips and transfer of the set to a modified Clamshell PCB capable of hosting mem…

A Russian technician and moddeur known under the pseudonym VIK-on recently shared a video in which he demonstrates the conversion of a GeForce RTX 4090 gaming into a card dedicated to artificial intelligence. The operation is based on special PCBs produced in China, designed to accommodate memory on both sides of the PCB. In practice, it is [...] Read more A GeForce RTX 4090 modified with 48GB of memory: the tutorial of a Russian moddeur appeare…

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techpowerup.com broke the news in on Thursday, September 11, 2025.
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