RoHS stands for Restriction of Hazardous Substances. RoHS, also known as Directive 2002/95/EC, originated in the European Union and restricts the use of specific hazardous materials found in electrical and electronic products (known as EEE). All applicable products in the EU market after July 1, 2006 must pass RoHS compliance. The substances banned under RoHS are lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (CrVI), polybrominated biphenyls (PBB), polybrominated diphenyl ethers (PBDE), and four different phthalates (DEHP, BBP, BBP, DIBP). RoHS <b>當您最需要時更高的效能</b> 當運作低於規格限制時，Intel®渦輪加速技術2.0可藉由提高操作頻率來加快處理器及圖形晶片效能的速度。最大頻率是依據工作負載、硬體、軟體及整體系統組態而改變。 2.0 Does not contain "conflict minerals": tantalum, tin, tungsten, and gold. Y Legacy Intel® Core™ Processor Intel Core i5-3xxx 联想 ThinkCentre Edge 72, 3.2 GHz, Intel® Core™ i5, 4 GB, 500 GB, DVD Super Multi DL 雙層燒錄, Windows 8 Pro 联想 ThinkCentre Edge 72. 處理器頻率: 3.2 GHz, 處理器系列: Intel® Core™ i5, 處理器類型: i5-3470. 內部記憶體: 4 GB, 內部記憶體類型: DDR3-SDRAM, 記憶體時脈速度: 1600 MHz. 總儲存空間: 500 GB, 光碟機: DVD Super Multi DL 雙層燒錄. 主機板內建顯示卡型號: Intel® HD Graphics 2500. 提供作業系統: Windows 8 Pro, 作業系統結構: 64位元. 電源供應: 180 W. 機箱外型規格: 塔式. 產品類型: PC. 產品色彩: 黑色