I used my Kill A Watt to measure the power consumption of various items in my entertainment center.
PVR
Antec case, Biotstar TF-7050M2 motherboard, Hauppauge tuners, 2.5″ Hitachi drive.
- 80 watts peak at bootup
- 65 watts nominal
Dell 2001FP 20.1″ LCD monitor
(not normally part of my entertainment center, but I was using it to reconfigure the PVR’s BIOS, so it was in the general area)
- Monitor off: 1 watt
- Monitor asleep: 3 watts
- Monitor active: ?? watts
XBox 360
- Off: 3 watts
- Starting up: 160 watts
- Loading GTA IV: 155 watts
- In-game: 188 – 195 watts
Samsung 32″ CRT television
- Off: 3 watts
- Startup: 483 watts (momentary)
- On: 92 watts
