Hello:The CPU has been tested before shipping the project. Please confirm whether the CPU is compatible with your motherboard. Avoid unnecessary return items. If you are not sure about compatibility issues. You can contact me. Basic parameters CPU series: Xeon E5 v4 series Core code: Broadwell Number of cores: 12 cores Number of threads: twenty-four threads CPU frequency: 2.2GHz Dynamic acceleration frequency: 2.9GHz L3 cache: 30MB Thermal Design Power (TDP): 105W |