Windows 2000 performance enhancements become most obvious on systems with faster processors and more memory. Boost your PC's RAM from 64 MB up to larger quantities, and Windows 2000 can take advantage of the extra memory far more efficiently than any previous Windows operating system. Pro is a desktop operating system with high-level security and significant enhancements for both mobile and business users. The operating system is designed to provide industrial-strength reliability and help companies lower their total cost of ownership with improved manageability. Windows 2000 Pro supports single and dual CPUs.
More memory improves performance.
Server Windows 2000 Server is for the small to medium-sized business or department. Server supports four CPUs. This product in the box also includes five free client access licenses. Windows 2000 Advanced Server Windows 2000 Advanced Server, a more powerful departmental and applications server, provides network operating system and Internet services. Supporting new systems with up to four-way SMP and large physical memories, this product is ideal for database intensive work.