Es Solo el Procesador, no incluye disipador ni ventilador- LGA 771 - Core Clovertown - Multi-Core Quad-Core - Name Xeon E5335 - Operating Frequency 2.0GHz - FSB 1333MHz - L2 Cache 2 x 4MB - Manufacturing Tech 65 nm - 64 bit Support Yes - Virtualization Technology Support Yes - Multimedia Instruction MMX, SSE, SSE2, SSE3, EM64T - Voltage 1.187V-1.325V - Thermal Design Power 80W