WORLD 🔗 Part of: Tech and Cybersecurity News (71) · 27 Oct 2026 · 03:51 GMT ·2 min read

The 'RTX Unlock' software modification removes limits on Tensor Core performance for NVIDIA GeForce RTX 20, 30, and 40 series graphics cards.

A software modification named "RTX Unlock" removes artificial performance caps on Tensor cores.

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A software modification named "RTX Unlock" removes artificial performance caps on Tensor cores. The tool applies to NVIDIA GeForce RTX 20, 30, and 40 series graphics cards. This software currently operates only on Linux. It adjusts registers during driver loading to nearly double Tensor core compute performance. The RTX 4090 sees FP16 performance rise from 165.6 TFLOPS to 331.6 TFLOPS. The modification increases raw compute throughput. It does not improve gaming performance. Users face a risk of boot failures if register changes are incompatible.

Context

NVIDIA maintains a distinction between its consumer-grade GeForce RTX graphics cards and its professional-grade workstation hardware. Tensor cores are specialized hardware units that accelerate matrix multiplication for AI tasks. Developers have begun creating tools to bypass these restrictions. These utilities enable adjustments to VBIOS parameters, including power and voltage limits, without requiring permanent firmware flashes.

Supportive perspectives

The "RTX Unlock" software nearly doubles Tensor core compute performance for most cards. Hardwareluxx reported on October 26, 2026, that the RTX 4090 sees its FP16 performance increase from 165.6 TFLOPS to 331.6 TFLOPS.
The modification functions by adjusting registers when NVIDIA drivers load. This method avoids modifying the VBIOS directly, according to the report published by Hardwareluxx on October 26, 2026.
The "RTX Unlock" tool functions on NVIDIA GeForce RTX 20, 30, and 40 series graphics cards. Hardwareluxx reported on October 26, 2026, that the software removes performance limits set by the manufacturer.
The modification does not cause physical damage to the hardware. Hardwareluxx noted on October 26, 2026, that the software operates at the register level during the driver loading process.

Critical perspectives

The "RTX Unlock" modification is currently available only for Linux operating systems. Hardwareluxx reported on October 26, 2026, that the mod is currently only available under Linux.
The modification does not change the gaming performance of the affected graphics cards. Hardwareluxx stated on October 26, 2026, that the tool specifically targets Tensor core compute throughput.
The modification does not necessarily double total AI performance. Hardwareluxx reported on October 26, 2026, that memory bandwidth remains a constraint despite the throughput increase.
The modification carries a risk of preventing the system from booting if register changes are incompatible. Hardwareluxx noted on October 26, 2026, that the register changes can leave the card unable to boot.