Sun Fire V125 Server Power Calculator

This power calculator has been designed for the Sun Fire V125 server, enabling customers to calculate the power of the components in their system providing them with an overall total for different configurations.

The intent of the power calculator is to provide guidance for estimating the electrical and heat loads for typical operating conditions. It should not be used to calculate power or HVAC requirements. Instead, please use the appropriate site planning guide to allow for proper allowances.

You MUST allow electrical and cooling headroom for unforeseen circumstances, component upgrades, and increased computational loads. Please allow for worst-case power conditions. Actual power consumption will vary from the sample workload used in the power calculator. These include, but are not limited to, the factors below. Each of these factors may cause significant differences in power consumption:

  • Actual workload and its fluctuations
  • Ambient temperature
  • Cooling patterns
  • Excessive inlet temperature
  • Humidity
  • Operating systems features
  • Power management settings

The "Sample Power" results shown below (if using 100% workload) represent Server power consumption measurements with CPUs at 100% utilization running SPECjbb2005. HPC workloads may consume more than the commercial workload used in this calculator. If shown for this calculator, the "Active Idle Power" results below represent power consumption measurements taken from Servers with Operating Systems booted and stabilized, yet running at minimal utilization. Sample results shown are representative of measurements taken with room temperatures below 25°C. System power can vary depending upon Hardware/Software configurations and environmental conditions. For precise results, actual measurements based upon the exact Hardware/Software/Environmental conditions are recommended.

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Sun Fire V125 Server Power Calculator
Item
Power
(Watts)
Quantity
Notes
Baseline with 1GHz CPU
88
Start with this for all configurations
2 x 512MB DIMM's (matched pair)
6
Max 2 pairs in total
2 x 1GB DIMM's (matched pair)
7
Max 2 pairs in total
2 x 2GB DIMM's (matched pair)
9
Max 2 pairs in total
HDD (73GB & 146GB)
11
Max 2 internal
Sun Crypto Accelerator 500
4
Max 1 per system
DVD-ROM
6.75
Max 1 per system
USB powered device
2.5
Max 2 per system
PCI Card
25
For a single card drawing the Max PCI spec'd power of 25W.
   
 
Results
Item
Sample Power (Watts)
TOTAL SYSTEM POWER
(estimated)
TOTAL SYSTEM AC POWER with 70% PSU efficiency
(estimated)
BTU/HR
(estimated)
 
Legal Notice: This calculator is subject to change without notice and is provided "as is" without warranty of any kind, express or implied. Sun Microsystems does not make any representations regarding the use, validity, accuracy or reliability of the tool. The entire risk arising out of the use of this tool remains solely with the customer. In no event shall Sun Microsystems be liable for any direct, consequential, incidental, special, punitive or other damages, even if Sun is negligent or has been advised of the possibility of such damages, arising from use of the tool or the information provided herein.

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