Specifications
A Principled Technologies report 10
Workstation heat, sound, and power usage: Lenovo
ThinkStation S30 vs. HP Z420 Workstation
10. Connect the power cord from the workstation to the Extech Instruments 380803 Power Analyzer’s
DC output load power outlet.
11. Plug the power cord from the Power Analyzer’s DC input voltage connection into a power outlet.
12. Connect a separate host computer to the Power Analyzer using an RS-232 cable. This computer will
monitor and collect the power measurement data.
13. Turn on the Extech Power Analyzer by pressing the green On/Off button.
14. Turn on the host computer.
15. Insert the Extech software installation CD into the host computer, and install the software.
16. Once installed, launch the Extech Power Analyzer software, and configure the correct COM port.
Running the test
1. Boot the system and bring up an elevated command prompt:
Select Windows Start orb.
Type cmd and press Control-Shift-Enter.
2. Type Cmd.exe /c start /wait Rundll32.exe
advapi32.dll,ProcessIdleTasks
Do not interact with the system until the command completes.
3. After the command completes, wait 15 minutes before running the test.
4. Start the Fluke 2680A data logger using the Fluke DAQ software, and begin recording power with the
Extech Power Analyzer.
5. Allow the workstation to sit idle for 1 hour.
6. After 1 hour, stop the Fluke 2680A data logger using the Fluke DAQ software, and the Power
Analyzer data logger.
7. Export the thermal measurements to a CSV file. The Power Analyzer creates a CSV file as it collects
that data.
8. Use the thermal measurement CSV file to find and report the highest temperature measured at each
location during the test.
9. Use the Power Analyzer CSV to calculate the average power draw in watts during the test.
10. Power the workstation off for 1 hour, and allow it to return to room temperature.
11. Repeat steps 1 through 9 two more times.
Measuring system temperature and power while under load
Setting up the test
1. Download PassMark BurnInTest Professional 7.0 from http://www.passmark.com/products/bit.htm.
2. Double-click bitpro_x64.exe to run setup.
3. At the Welcome screen, click Next.
4. Accept the license agreement, and click Next.
5. At the Choose Install Location screen, accept the default location of C:\Program Files\BurnInTest,
and click Next.
6. At the Select Start Menu Folder screen, click Next.
7. At the Ready to Install screen, click Install.
8. At the Completing the BurnInTest Setup Wizard screen, deselect View Readme.txt, and click Finish to
launch BurnInTest.
9. At the Purchasing information screen, copy and paste the Username and key, and click Continue.
10. At the Key accepted screen, click OK.
11. Select Test selection and duty cycles from the Configuration menu item.
12. Select CPU, 2D Graphics, 3D Graphics, and Disk(s), and deselect all other subsystems.