在个人电脑市场中,微处理器、主板、3D显卡等等零组件或外围设备,进步的速度可以说是日新月异。常常造成使用者购买或升级电脑时,不知道何时才是最佳购买时机。光驱的技术在前二年也是以极快的速度进步着,市场上主流光驱也渐渐地由CD-ROM转向拥有高容量、高影音品质的DVD-ROM。DVD-ROM一开始也像CD-ROM初问世时一样,速度慢但却有不菲的价位,不仅如此,早期的DVD-ROM还有很严重的兼容性问题。不过,也在短短的二年之间, In the personal computer market, microprocessors, motherboards, 3D graphics and other components or peripherals, the pace of progress can be said to be changing with each passing day. Oftentimes, when buying or upgrading a computer, users do not know when it is the best time to buy it. Optical drive technology in the first two years is also a very fast pace of progress, the market mainstream CD-ROM is gradually shift from CD-ROM to have a high capacity, high video quality DVD-ROM. DVD-ROM at the very beginning as well as the beginning of CD-ROM, slow, but there is a high price, not only that, the early DVD-ROM there is a serious compatibility issues. However, also in just two years,