ENERGY STAR® is the government-backed symbol for energy efficiency, providing simple, credible, and unbiased information that consumers and businesses rely on to make well-informed decisions. ENERGY STAR is the simple choice for energy efficiency, making it easy for consumers and businesses to purchase products that save them money and protect the environment. ENERGY STAR Legacy Intel® Core™ Processor Intel Core i5-2xxx HP rp 5800, Intel® Core™ i5, i5-2400, 2nd gen Intel® Core™ i5, 3.1 GHz, 6 MB, Intel® Q67 Express HP rp 5800. Processor family: Intel® Core™ i5, Processor model: i5-2400, Processor generation: 2nd gen Intel® Core™ i5. Internal memory: 2 GB, Internal memory type: DDR3 SDRAM, Maximum internal memory: 16 GB. Total storage capacity: 250 GB, Storage media: HDD, HDD capacity: 250 GB. Graphics card manufacturer: Intel, Graphics card: HD Graphics 2000. Audio system: HD, Optical drive type: DVD-ROM