Part No: 40K2520 - IBM 3.66GHz 667MHz FSB 1MB Cache Intel Xeon MP Processor

0K2520: This is likely the model number or part identifier for the specific processor.
IBM 3.66GHz: This indicates that the processor operates at a clock speed of 3.66 gigahertz (GHz).
667MHz FSB: This stands for Front-Side Bus, which is the interface used for communication between the CPU and the system memory. 667 MHz is the speed of this bus.
1MB Cache: This refers to the amount of L3 cache (a type of high-speed memory) integrated into the processor. 1 megabyte (MB) is the size of this cache.
Intel Xeon MP Processor: Xeon MP processors are high-performance processors designed for multi-processor systems, often used in servers and workstations.