United Kingdom Meteorological Office

System	Year	Cores	Rmax (GFlop/s)	Rpeak (GFlop/s)
Cray XC40, Xeon E5-2695v4 18C 2.1GHz, Aries interconnect	2016	241,920	7,038,930	8,128,512
Cray XC40, Xeon E5-2695v4 18C 2.1GHz, Aries interconnect	2016	89,856	2,801,782	3,019,162
Cray XC40, Xeon E5-2695v4 18C 2.1GHz, Aries interconnect	2016	89,856	2,801,782	3,019,162
Power 775, POWER7 8C 3.836GHz, Custom Interconnect	2011	18,432	476,333	565,641.2
Power 775, POWER7 8C 3.836GHz, Custom Interconnect	2011	15,360	396,944.4	471,367.7
Power 775, POWER7 8C 3.836GHz, Custom Interconnect	2012	5,120	132,314.8	157,122.6
UKMO A - Power 575, p6 4.7 GHz, Infiniband	2009	3,520	51,863.3	66,176
UKMO B - Power 575, p6 4.7 GHz, Infiniband	2009	3,520	51,863.3	66,176
UKMO C - Power 575, p6 4.7 GHz, Infiniband	2009	1,280	19,558.3	24,064
SX8/128M16	2005	128	2,017	2,048
SX-6/120M15	2003	120	927.6	960
SX-6/120M15	2003	120	927.6	960
T3E900	1997	876	552	788.4
T3E1200	1999	636	526	763.2
T3E900	1997	840	450	756
SX-6/32M4	2003	32	253.6	256
T3E	1996	128	50.4	76.8
Y-MP C916/16256	1994	16	13.7	15.2
Y-MP8/864	1991	8	2.1	2.7
Y-MP8/864	1991	8	2.1	2.7

Current List