CPU's

1956

IBM 650 (.0010 MIPs)

1962

IBM 709 replaces 650 (.1780 MIPs)

1967

IBM 360/50 replaces 709 (.6800 MIPs)

1972

IBM 370/165 replaces /50 (1.89 MIPs)

1977

Amdahl 470/V6 replaces /165 (2.2 or 3.95 MIPs)

1981

IBM 3033 Added (16 MB, 4.7 MIPs)

1982

IBM 4341 Added (8 MB, 1.10 MIPS)

1983

IBM 3081 replaces Amdahl (32 MB, 10 MIPS)

1986

3090 replaces 3033 and 4341 (64 MB, 28 MIPS)

CPU upgraded to 3090-400

3081 goes away

Vector Facility Installed

1990

IBM 3090/600E installed (128 MB, 32 MIPs)

1991

NERDC/UFNET backbone complete

1993

IBM ES/9000 Model 740 Replaces IBM 3090 600J

1994

IBM ES/9000 Model 740 upgraded to IBM ES/9000 Model 831

1995

IBM scalable POWERparallel SP2 Unix-based supercomputer installed

IBM 9672-R22 computer acquired (air cooled)

1997

IBM 9672-R45 replaces IBM ES/9000-831

1999

IBM 9672-R45 upgraded to model R55 (5 CPUs)

RS/6000 interactive processor replaced with newer model and 8 silver nodes added

2001

The IBM 9672-R55 processor was upgraded to a model R46 processor and upgraded in central memory

The NERSP complex was upgraded to include new processor units

2003

Single GatorLink server replaced with two IBM p30 servers

2004

IBM 9672-R36 upgraded to IBM z800 2066-002 processor.

2006

NERSP service migrated from RS/6000 SP to an LPAR on an IBM p5-570

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