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 HP t310 All-in-One Zero, TERA2321, 0.5 GB, DDR3-SDRAM, 256 GB, Flash, 1 W HP t310 All-in-One Zero. Processor model: TERA2321. Internal memory: 0.5 GB, Internal memory type: DDR3-SDRAM. Total storage capacity: 256 GB, Storage media: Flash. Speaker power: 1 W. Cabling technology: 10/100/1000Base-T(X)