And that makes sense as in 64-bit you will not quickly run into memory limitations. Each month Steam posts their statistics on the average specs for gamers, along with detailed information about the most popular hardware and software brands, including operating systems, like Windows 7.
Based on Steam's January 2010 information, Windows 7 64-bit is used by 19.50% of all Steam users comapred to 9.03% for Windows 7 32-bit. Windows 7 managed to take 28.53% of all users, up +5.47% from last month. Windows XP is still dominant with 42.78%, down 2.63% from last month.
