Tandem Computers Inc has enhanced its mid-range NonStop CLX line with a new CLX 800 series that offers 50% better performance per processor, and improves price-performance by about 40%. The CLX 800 series also enables up to 16 processors to be tied together, up from eight with the CLX 700, and up to 512Mb in a single system, a fourfold improvement. The CLX 820, 840, 860 and 880 are out now at $125,000; $245,000; $365,000; and $485,000 respectively. The NonStop CLX 882, 884, 886 and 888 will follow on in the fourth quarter at $605,000; $725,000; $845,000 and $965,000. The company also announced X400 electronic mail software for its NonStops, its Integrity S2 fault-tolerant Unix box, and its MS-DOS workstations for finance, manufacturing, telecommunications, retail and other industries where high-availability messaging in a multi-vendor environment is a key business requirement, but not until the fourth quarter. The new product integrates Tandem’s Distributed Systems Management software to enable Message Handling System to be run from a single console in large distributed networks. Monthly licences start at $900 for NonStop CLX, $2,550 for Cyclone; MHX400 Message Handling System for the S2 has an intial licence of $14,000 plus $350 a month. NDX.400 is a PC LAN-based system at $4,770.