Server Current Usage

Table 36 lists the current usage for both minimally and fully configured servers. You can easily calculate power usage in the server from the numbers provided. The table is for reference only. It is not meant to provide the exact current usage in the server; exact values depend on exact configuration—size and number of processors, DIMMs, hard drives, add-in boards, etc.

Table 36. Server Boardset Voltages and Currents

Board

Spec2

Units

 

+3.3V

+5V

+12V

I/O carrier

 

 

 

 

 

 

 

Min load

Adc

0.20

0.70

0.00

 

Max load

Adc

7.99

45.20

5.00

 

Max step load

Adc

2.00

12.17

4.50

Profusion carrier with mezzanines

-12V

+5 VSB

+15 VSB

 

Power

 

 

 

 

 

0.20

0.65

0.00

9.81

1.20

0.75

0.00

330.52

0.25

0.10

0.00

 

 

Min load

Adc

4.60

Max load

Adc

12.00

Max step load

Adc

2.00

Front panel (plugs into profusion carrier)

0.75

1.50

0.75

0.25

46.00

18.00

0.000

0.000

0.00

0.00

0.00

0.00

0.00

21.93

599.10

Min load

Adc

Max load

Adc

Max step load

Adc

Memory carrier 1

0.00

0.00

0.05

0.23

0.18

2.00

5.40

0.10

0.001

0.010

0.001

0.10

0.25

0.15

0.00

0.00

0.00

24.76

67.32

 

Min load

Adc

1.20

 

 

Max load

Adc

23.00

 

 

Max step load

Adc

 

8.00

 

Memory carrier 21

 

 

 

 

 

Min load

Adc

 

0.00

 

 

Max load

Adc

23.00

 

 

Max step load

Adc

8.00

 

Peripherals (SCSI backplane)

Min load

Adc

0.00

Max load

Adc

0.00

Max step load

Adc

 

0.00

0.00

0.00

0.00

0.70

4.50

0.90

0.00

0.00

0.00

0.00

0.25

5.99

5.40

0.000

0.000

0.000

0.000

0.000

0.000

0.00

0.00

0.00

0.00

0.00

0.00

0.00

0.00

0.00

0.00

0.00

0.00

3.96

75.90

0.00

75.90

6.50

94.38

Midplane

Min load

Max load

Total min load

Total max step load

Max step di/dt

Total max load

Total load pwr: 1246.32

Adc

Adc

Adc

Adc

A/uS

Adc

W

0.01

6.00

20.00

0.50

66.00

217.8

0.01

2.20

14.00

1.00

51.44

257.2

0.01

2.50

28.00

0.60

62.40

748.80

0.20

0.25

0.10

1.21

14.52

0.75

0.25

0.10

1.00

5

0.20

0.00

0.05

0.05

0.20

3

0.20

66.96

1246.32

Total power (includes 2% distribution loss)

1Minimum load for second memory board is zero; this assumes no board is installed.

2See Table 37 for definition of minimum and maximum configurations.

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Intel SRPL8 manual Server Current Usage, Server Boardset Voltages and Currents