HPCx changes | Compute Atlashttps://computeatlas.net/supercomputers/systems/hpcxChanges to the HPCx record in the Compute Atlas dataset.enFri, 02 Oct 2026 12:00:00 GMTHPCx: Added HPCx, the UK national IBM p690 system, ninth on the November 2002 TOP500https://computeatlas.net/supercomputers/systems/hpcx2026-10-02/system/hpcx/Added HPCx, the UK national IBM p690 system, ninth on the November 2002 TOP500Fri, 02 Oct 2026 12:00:00 GMTPhase 1 of 1,280 POWER4 processors on the Colony switch, in service from December 2002 to January 2010.