Brand Intel Series Pentium E CPU Socket Type LGA 775 Core Arrandale Multi-Core Dual-Core Operating Frequency 1.8 GHz L2 1 MB L3 0 MB Manufacturing Tech 65 nm Integrated Graphics No Thermal Design Power 65 W Features Suitable type: Desktop; Operating frequency: 1.8GHz; Frequency: 200MHz; Frequency multiplication: 9; Bus type: FSB; Bus frequency: 800MHz; CPU slot type: LGA 775; Pins: 775 pins; CPU core: Arrandale; CPU core quantities: Dual-Core; Thread: Dual-thread; Production process: 65nm; TDP: 65W; Core voltage: 0.85~1.5V; Number of transistors: 1.05 million; Core area: 77 square millimeter; CPU cache: 128KB / 1MB; Instruction Set: MMX SSE SSE2 SSE3 Sup-SSE3 EM64T; Hyper-Threading Technology: No supported; Virtualization Technology: No supported; 64-bit processor: Yes; Virus Protection: No; Working temperature: 61.4'C; Other features: supports Intel Execute Disable Bit Packing List 1 x CPU