An 1100/62 Model E1 (upgraded version) - Medium Performance Multiprocessor Complex - two CPUs with 2K Buffer Storage, two IOUs with one Block Mux, and one Word Channel module (four channels), 1048K words of Main Storage, two System Support Processors, two System Consoles, and a Maintenance Console listed for $889,340. in March 1980. This configuration could be rented for $21,175 per month, or leased (5 year) for $16,780 per month. Monthly maintenance was $3,000 on this configuration. As with the 1100/80 System discounting was common for large and/or Government customers.