Companies/Compaq
Houston, TX, USA · acquired
Compaq
Acquired Digital Equipment Corporation in 1998 and was itself acquired by Hewlett-Packard in 2002, which makes it the middle link in the longest corporate chain in this dataset.
Systems this company appears in
- Systems
- 4
- Aggregate Rmax
- 22.56 TFlop/s
- Aggregate power
- 0 kW
- First appearance
- 1999
- Most recent
- 2002-11
- Concentration
- 62%
Aggregate Rmax is the sum of the systems this company supplies any part of. It is not revenue and not attributable share: an integrator and a memory vendor in the same machine both count its full FLOPS here. Attribution weighted by role is Phase 4.
Role breakdown
| Role | Systems | Rmax in those systems |
|---|---|---|
| Integrator | 3 | 22.32 TFlop/s |
| CPU | 1 | 232.6 GFlop/s |
| Cooling | 1 | 13.88 TFlop/s |
| Operating system | 3 | 22.32 TFlop/s |
Appearances
| System | Supplied as | Shipped under | Rmax | Rank |
|---|---|---|---|---|
| ASCI Q USA · 2002-11 | Integrator, Cooling, Operating system | Compaq | 13.88 TFlop/s | #2 November 2002 → |
| TERA-1 France · 2001-12 | Operating system, Integrator | Compaq | 3.98 TFlop/s | #7 November 2002 → |
| Lemieux USA · 2001 | Operating system, Integrator | Compaq | 4.46 TFlop/s | #3 June 2002 → |
| Cplant Siberia USA · 1999 | CPU | Compaq | 232.6 GFlop/s | #44 November 1999 → |
Parts supplied
| Part | Category | Generation | Released |
|---|---|---|---|
| Compaq Tru64 UNIX | Operating systems | Tru64 UNIX | 1998 |
Further reading
Operating a supercomputer
Acceptance testing, why "installed" and "in production" are six months apart, and the machine lifecycle.
Power and cooling
Why air ran out at 20 kW a rack, how warm-water cooling removes the chillers, and what PUE conceals.
Programming a supercomputer
The software stack beneath the application, and why the OS is now a sovereignty signal as much as a technical choice.