The NVIDIA GeForce GT 420 is an entry-level graphics card that was part of the Fermi architecture lineup, released in 2011. It was designed primarily for basic multimedia tasks, general computing, and low-end gaming on a budget. The GT 420 featured 48 CUDA cores and 1GB or 2GB of DDR3 memory, making it suitable for tasks like HD video playback and light gaming at lower resolutions.
While not a powerhouse for gaming, the GT 420 was energy-efficient, generating less heat and consuming less power compared to higher-end GPUs. It supported DirectX 11, enabling compatibility with modern games and applications at lower settings. The card typically featured a range of connectivity options, including DVI, HDMI, and VGA ports, making it versatile for different display setups.