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IBM公司6月上旬宣布对其基于微处理器的大型机系列产品进行人们所期待的一系列的升级,升级后的新型大型机系统的处理能力最终将达到IBM公司的老式大型机的水平。华尔街和IBM公司的客户一直在期待着这种称为G4的第四代大型机产品的问世。因为人们预期G4的处理能力将达到IBM公司已不再生产的老式双极型大型机
IBM announced the expected series of upgrades to its microprocessor-based mainframe family in early June, and the upgraded new mainframe system will eventually reach IBM’s older mainframes. Wall Street and IBM customers have been looking forward to this fourth-generation mainframe called the G4. Because people expect the G4’s processing power to reach the older bipolar mainframe IBM no longer produces