The GeForce RTX 4090 laptop GPU reached the performance level of RTX 5090 with a simple shunt mod, which unlocked the GPU's full potential. Redditor Unlocks RTX 4090 Laptop GPU's Potential by Adding 1m Ohm Resistor to Allow Higher Power Draw; Results in Performance Boost in Double Digits Shunt modding is a common way of unlocking a GPU's potential, which essentially allows the GPU to draw more power for achieving higher scores. A shunt resistor is used by the GPU's power management controller that measures current flow, and one can trick the GPU by adding it in the circuit to […]

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