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Intel® Server Chassis SC5400 User’s Guide 65
Current Usage
Calculating Power Usage
The total combined wattage for your configuration must be less than the wattage rating
for your power supply. Use the two worksheets in this section to calculate the total used
by your configuration. For current and voltage requirements of add-in boards and
peripherals, see your vendor documents.
Worksheet, Calculating DC Power Usage
Table 9. Power Usage Worksheet
Current (maximum) at voltage level:
Device
+3.3
V
+5 V –5 V
+12
V
–12
V
5 V Standby
Baseboard, Front Panel
Board and Fans
Processor(s)
Memory
3.5-inch Diskette Drive
CD-ROM Drive
Second 5.25-inch Device
Third 5.25-inch Device
1st Hard Drive
2nd Hard Drive
3rd Hard Drive
4th Hard Drive
5th Hard Drive
6th Hard Drive
Expansion Board 1
Expansion Board 2
Expansion Board 3
Expansion Board 4
Expansion Board 5
Expansion Board 6
Intel® Remote Management
Module
Control Panel
Total Current