继“先知”,“方舟”和“小精灵”之后,清华紫光集团又推出了一款高档机型——紫光笔记本电脑“天马”4000系列,从而形成了不同档次,不同配置的比较完整的产品线,为消费者提供了更多的选择。“天马”系列定位于“高配置,低价格” ,包括4000T、4200T、4400T和4600了四个型号的产品。4600T和4400T采用Intel MMX 233MHz的中央处理器, Following the “Prophet”, “Ark” and “Elf”, Tsinghua Unisplendour Group has launched a high-end models - Pegasus laptop “Pegasus” 4000 series, which formed a different grade, different configurations of the more complete product Line, to provide consumers with more choices. “Pegasus” series located in the “high configuration, low price,” including the 4000T, 4200T, 4400T and 4600 of the four models of the product. 4600T and 4400T with Intel MMX 233MHz CPU,