Customer service will respond to your inquiry within 24 hours. 1. Product Overview Most of the CPUs in our store are used or refurbished, with a limited number being . Please verify the product condition on the product page or contact customer service for confirmation. There are various CPU models available, and not all CPUs are compatible with your device. Please confirm motherboard compatibility and ensure you have the necessary technical skills for installation, including handling thermal paste and heat sink replacement. If uncertain, consult a professional or contact customer service. 2. Compatibility Information Verify that the motherboard socket type matches the CPU, such as LGA, AM, or BGA. Check whether the motherboard BIOS supports the CPU; older motherboards may require a BIOS update. Some CPUs do not include integrated graphics and require a dedicated graphics card; confirm your system supports this requirement. TDP (Thermal Design Power) affects cooling needs; ensure your cooling solution is adequate for the CPU. 3. Product Condition Description Used CPU: May show minor signs of prior use but functions properly. Refurbished CPU: Tested and processed for reliable performance; may not include original packaging. New CPU: Factory sealed with original packaging, includes official warranty if applicable. Tray CPU: Does not include a stock cooler or retail packaging; a separate cooler must be purchased. All units are tested to ensure full functionality. 4. Purchasing Information Confirm compatibility with your motherboard, memory, and other components to prevent system startup issues. Verify whether a dedicated graphics card is required for the CPU. Ensure sufficient cooling capacity, especially for high-TDP processors. If you are unsure about compatibility, contact customer service before purchase. Important Reminder Before purchasing, confirm your system supports the CPU. If in doubt, consult customer service or a qualified technician to avoid compatibility issues.