Nvidia K4000

The NVIDIA Quadro K4000 is a legacy workstation GPU based on the Kepler architecture, originally released in 2013 Techpowerup. By 2026, it is primarily viewed as a budget-friendly legacy component for specific industrial and educational use cases.

Product Insights

* Legacy Performance: It features 3GB GDDR5 memory and 768 CUDA cores, delivering roughly 2,718 on PassMark G3D, which is about 1/7th the performance of modern mid-range cards like the RTX A4000 VideocardbenchmarkTechpowerup.

* Display Support: Its main advantage remains its ability to drive up to four simultaneous displays (via DisplayPort 1.2), making it suitable for multi-monitor office setups and digital signage Nvidia.

* Modern Limitations: It lacks RT/Tensor cores for real-time rendering and does not support H.265 or AV1 hardware encoding, making it poor for modern video editing or 3D rendering Alibaba.

2026 Market Trends

* Secondary Market Dominance: The K4000 has shifted almost entirely to the used and refurbished market. B2B listings show bulk prices ranging from $70 to $250 per unit, depending on condition and order volume.

* Driver & OS Risk: Official NVIDIA driver support ended in 2021 (Release 470). It lacks Windows 11 WHQL certification, which can cause stability issues on modern operating systems AlibabaTechpowerup.

* Industrial Replacement: Trends show buyers are moving toward the NVIDIA T400 or RTX A2000 for better power efficiency and guaranteed ISV certification for current software like AutoCAD 2026 or SolidWorks Alibaba.

I have compiled a list of current market listings and suppliers for the Quadro K4000 below.