$142 Upgrade Kit and Spare Modules Turn Nvidia RTX 4090 24GB into 48GB AI Card

Tom's Hardware reported on September 10, 2025, about a fascinating upgrade process that transforms the GeForce RTX 4090 from a gaming powerhouse into a highly desirable AI GPU. The article highlights how a Russian technician, VIK-on, demonstrates in his YouTube video how to upgrade the RTX 4090's 24GB memory to an impressive 48GB using a $142 upgrade kit and spare modules.

The process involves techniques typically used by Chinese factories to repurpose gaming flagships for AI applications. This upgrade not only enhances the card's capabilities but also opens up new possibilities for users looking to leverage their hardware for AI tasks without investing in entirely new systems.

For more details, visit the original article here: Tom's Hardware.