This product is a matched pair of Intel Xeon X5650 2.66GHz processors, featuring a total of 6 cores with a L2 cache of 256 KB per core (1.5 MB in total) and a L3 cache of 12 MB. These processors are compatible with the LGA 1366/Socket B socket type and are part of the Intel Xeon 5600 series. With a clock speed of 2.66 GHz and produced in Costa Rica, these processors are ideal for server components and enterprise networking, offering high performance and reliability for computing tasks.