Bought open box but my friend gave me his old 7800x3d before I installed it because he was upgrading . The AMD Ryzen 9 7900X3D Processor is a high-performance CPU with 12 cores and a clock speed of 4.4 GHz. It features a large L3 cache of 128 MB, making it ideal for demanding tasks such as gaming, content creation, and multitasking. The processor is designed for the Socket AM5 socket type, providing compatibility with the latest AMD motherboards for enhanced performance and efficiency. With its powerful Ryzen 9 architecture, the AMD Ryzen 9 7900X3D Processor delivers top-notch performance for a wide range of computing needs.