IBM, known for its mainframes in the '60s and '70s, made a successful transition to the personal computer in the 1980s, introducing some of the most popular models of that decade. The '90s were a little rougher for Big Blue, as competition from the PC arena spilled over into a new class of systems called workstations. But in the new millennium, IBM has still been able to maintain a foothold as a major player in the workstation market. The company's current line of workstations are called IntelliStations. There are four main categories and literally dozens of models. I tested a unit from the highest-end Z Pro category—Model 686611U. Though this machine is dual-processor capable, my review unit was based on a single 933mhz Intel Pentium III Xeon processor.
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