Electrical Considerations; Power Consumption; Add-In Board Considerations; Power Usage - Intel D845GLLY Specification

Product Supplement Document for the Intel Desktop Board D845GLLY

2.6 Electrical Considerations

2.6.1 Power Consumption

Table 19 lists voltage and current measurements for a computer that contains the Desktop Board
D845GLLY and the following:
•
2.0 GHz Intel Pentium 4 processor with a 512 KB cache
•
384 MB SDR SDRAM
•
3.5-inch diskette drive
•
40 GB IDE hard disk drive
•
40X IDE CD-ROM drive
This information is provided only as a guide for calculating approximate power usage with
additional resources added.
Values for the Windows
refresh rate. AC watts are measured with the computer is connected to a 300 W power supply, at
nominal input voltage and frequency, with a true RMS wattmeter at the line input.
✏
NOTE
Actual system power consumption depends upon system configuration. The power supply should
comply with the recommendations found in the ATX/ATX12V Power Supply Design Guide,
Version 1.1.
Table 19.

Power Usage

Mode
ACPI S0
ACPI S1
ACPI S3

2.6.2 Add-in Board Considerations

The Desktop Board D845GLLY is designed to provide 2 A (average) of +5 V current for each add-
in board. For a fully loaded Desktop Board D845GLLY (all four expansion slots filled), the total
+5 V current draw must not exceed 8 A.
26
†
XP desktop mode are measured at 640 x 480 x 256 colors and 60 Hz
AC Power +3.3 V
59.9 W 2.55 A
52.1 W 2.45 A
4.0 W 0.0 A
DC Current at:
+5 V +12 V -12 V
0.121 A 0.96 A 0.020 A
0.118 A 0.92 A 0.020 A
0.0 A 0.0 A 0.0 A
+5 VSB
0.26 A
0.21 A
0.43 A