To see how many Windows IT Pro readers are using 64-bit systems, we conducted a survey of our advisory panel. Our advisory panel is composed of about 500 readers from around the world who volunteer to participate in our market research. First, we asked the panel a general question about whether they've standardized on a particular processor vendor. A surprisingly high 62.5 percent reportedly have standardized on Intel processors, 35.2 percent haven't standardized on a processor, and only .4 percent have standardized on AMD processors.

The cu...