Brand Intel Series Pentium dual-core CPU Socket Type LGA 775 Core Wolfdale Multi-Core Dual-Core Operating Frequency 2.8 GHz L2 2 MB L3 0 MB Manufacturing Tech 45 nm Integrated Graphics No Thermal Design Power 65 W Features Suitable type: Desktop; Frequency: 266MHz; Frequency multiplication: 10.5; Bus type: FSB; Bus frequency: 1066MHz; CPU slot type: LGA 775; Pins: 775 pins; CPU core: Wolfdale; CPU core quantities: Dual-Core; Thread: Dual-thread; Production process: 45nm; TDP: 65W; Core voltage: 0.85~1.3625V; Number of transistors: 228 million; Core area: 82 square millimeter; CPU cache: 64KB / 2MB; Instruction Set: MMX SSE SSE2 SSE3 SSSE3 EM64T; Hyper-Threading Technology: No supported; Virtualization Technology: Intel VT correction; 64-bit processor: Yes; Virus Protection: Yes; Working temperature: 74.1C; Other features: Idle state and enhance type Intel SpeedStep dynamic energy-saving technology temperature surveillance technology Packing List 1 x CPU