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| {| border="1"
| | #REDIRECT [[GEOS-5 Run-Time Characteristics for Heracles 5.2]] |
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| ! scope="col" | Application (AMIP-Style simulation, climatology aerosols)
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| ! scope="col" | Resolution
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| ! scope="col" | CPUs (typical)
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| ! scope="col" | WallClock Hours
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| ! scope="col" | CPU Hours
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| ! scope="col" | Data Volume (typical)
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| ! scope="col" | Notes
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| |-
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| ! scope="row" | GEOS-5 AGCM (Ganymed Tag, FV Lat/Lon Dynamical Core)
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| | b72 (2-deg)
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| |48
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| |0.25 hours/10-Days
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| |2.75 hours/10-Days
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| |3 Gb/10-Days
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| |Highly depends on fields saved
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| |-
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| ! scope="row" | GEOS-5 AGCM (Ganymed Tag, FV Lat/Lon Dynamical Core)
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| |c72 (1-deg)
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| |96
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| |0.5 hours/10-Days
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| |6 hours/10-Days
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| |13 Gb/10-Days
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| |Highly depends on fields saved
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| |-
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| ! scope="row" | GEOS-5 AGCM (Ganymed Tag, FV Lat/Lon Dynamical Core)
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| |d72 (0.5-deg)
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| |384
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| |1 hour/10-Days
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| |11.5 hours/10-Days
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| |52 Gb/10-Days
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| |Highly depends on fields saved
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| |-
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| ! scope="row" | GEOS-5 AGCM (Ganymed Tag, FV Lat/Lon Dynamical Core)
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| |e72 (0.25-deg)
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| |768
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| |4.75 hours/10-Days
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| |55.5 hours/10-Days
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| |288 Gb/10-Days
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| |Highly depends on fields saved
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| |-
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| |}
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| Scaling for GEOS-5 (10 Days @ 1/2-deg)
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| FV-Cubed: C180 x 72L => 180 x 1080 x 72 = 194400 x 72
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| {| border="1"
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| |+FV-Cubed: C180 x 72L => 180 x 1080 x 72 = 194400 x 72
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| ! scope="col" | Layout NX
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| ! scope="col" | Layout NY
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| ! scope="col" | Total PEs
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| ! scope="col" | Total Time (hrs)
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| ! scope="col" | Dynamics Time
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| ! scope="col" | Physics Time
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| ! scope="col" | Dynamics Percent
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| ! scope="col" | Physics Percent
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| |-
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| ! scope="row" | 6 ||36 ||216 ||1.49 ||0.34 ||1.15 ||23.02% ||76.98%
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| |-
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| ! scope="row" |8 ||48 ||384 ||0.61 ||0.15 ||0.46 ||24.58% ||75.42%
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| |-
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| ! scope="row" |12 ||72 ||864 ||0.35 ||0.12 ||0.22 ||35.18% ||64.82%
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| |-
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| |}
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| {| border="1"
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| |+FV-LatLon: d72 => 576 x 361 x 72 = 207936 x 72
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| ! scope="col" | Layout NX
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| ! scope="col" | Layout NY
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| ! scope="col" | Total PEs
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| ! scope="col" | Total Time (hrs)
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| |-
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| ! scope="row" |6 ||36 ||216 ||1.72
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| |-
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| ! scope="row" |8 ||48 ||384 ||1.21
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| |-
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| ! scope="row" |12 ||72 ||864 ||0.72
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| |-
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| |}
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| Layout Scaling Comparison for GEOS-5 FV-LatLon (10 Days @ 1/2-deg)
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| {| border="1"
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| |+FV-LatLon: d72 => 576 x 361 x 72 = 207936 x 72
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| ! scope="col" | Layout NX
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| ! scope="col" | Layout NY
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| ! scope="col" | Total PEs
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| ! scope="col" | Total Time (hrs)
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| |-
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| ! scope="row" |4 ||96 ||384 ||1.59
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| |-
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| ! scope="row" |6 ||64 ||384 ||1.17 ||<= Sweet Spot
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| |-
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| ! scope="row" |8 ||48 ||384 ||1.21
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| |-
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| ! scope="row" |12 ||32 ||384 ||1.20
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| |-
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| ! scope="row" |16 ||24 ||384 ||1.27
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| |-
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| |}
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