Energy Star is een internationale overheidsstandaard voor energiezuinige consumentenproducten. Apparaten die het Energy Star logo voeren gebruiken zo'n 20% tot 30% minder energie dan gemiddeld. ENERGY STAR 4th Generation Intel® Core™ processors are based on Intel® microarchitecture formerly known as Haswell, manufactured on 22 nm process technology with 3D tri-gate transistors. This platform provides excellent CPU, graphics, media performance, flexibility, and enhanced security over the 3rd generation Intel® Core™ processors, making it ideal for a broad range of intelligent systems. Intel Core i5-4xxx HP t820 Flexible, 2,9 GHz, Intel® Core™ i5, Vierde generatie Intel® Core™ i5, i5-4570S, 6 MB, 4 GB HP t820 Flexible. Frequentie van processor: 2,9 GHz, Processorfamilie: Intel® Core™ i5, Processorgeneratie: Vierde generatie Intel® Core™ i5. Intern geheugen: 4 GB, Intern geheugentype: DDR3-SDRAM, Kloksnelheid geheugen: 1600 MHz. Totale opslagcapaciteit: 16 GB, Opslagmedia: SSD, Opslag schijf-interface: mSATA. On-board graphics adapter model: Intel® HD Graphics 4600. Audiosysteem: HD