In a block titled…
Is black the new green?
…Google Green Energy Czar (that’s really his title) Bill Weihl says that a study indicates that an all black LCD display may actually use more energy than an all white screen. This, of course, refutes the Blackle site claims that suggests an all black background Google display would [...]

Head over to the earth2tech site to read…
Jolly Green Linux
…about Linux-centric HP, IBM, and Novell’s green plans.

PC World reports that webhost provider Ultraspeed reduced its power consumption by 40% by switching from alternating (AC) to direct current (DC), using diskless servers, and switching to low-power Xeon processors.
Data Center Boasts Power Cuts

Found this article in GCN (Government Computing News)…
Energy Star reports to Congress on power use
Data centers used about 1.5 percent of total U.S. electricity consumption in 2006 (61 billion kWh). If current trends continue, this usage is expected to nearly double by 2011. The article notes the study’s three scenarios to increase the adoption rate [...]

AMD has made their Global Climate Protection Plan document available as a downloadable PDF file on their Climate Protection page found at: www.amd.com/climate

Western Digital’s hard drives have joined the techie greening movement. Here’s an Infoworld article about the new Green Power Hard Drives…
Western Digital Unveils Green Hard-Drive Line
…and here’s WD’s press release…
WD’S NEW GREENPOWER™ HARD DRIVES REDUCE ENERGY CONSUMPTION, HELPING PROTECT THE ENVIRONMENT

GCN has an article about the EPA releasing a draft for granting Energy Star designations for servers. It links to an EPA Energy Star Enterprise Servers web page. But, all I see there is a Dec. 28, 2006 announcement letter in a PDF file. Let me know if you can tell me where to find [...]

According to an InfoWorld article…
Update: Study: AMD more power-efficient than Intel
…AMD Opteron based servers are far more efficient than Intel Xeon based servers and this translates to annual electricity savings between $20.29 per server and $36.04 per server, depending on the workload, the study concluded. At idle speeds, it amounts to a $99.76 per-server, per [...]

Anandtech’s…
Low Power Server CPU Shoot-out
…covers LV (Low Voltage) parts from AMD and Intel. The article provides concrete examples right down to naming names (Dell PowerEdge 1950 and 1435) and the cost associated with using LV part options.
The numerous charts really help to describe how power is used by the AMD and Intel configurations. I found [...]

Treehugger has an interesting extrapolation of the cost of leaving PCs on all night at…
All-Nighter PCs Cost U.S. Businesses $1.7 Billion
The big problem is that many enterprise installation require you to leave your PC on all night to push out patches, install software, and run security checks (virus scans, etc.).
If you really want to see [...]