Microsoft today officially launched the 64-bit version of its primary operating system, Windows XP Professional x64 Edition. The OS has been in the works for some time now, and even freely ...

The updated 64-bit operating system, Windows XP 64-Bit Edition for 64-Bit Extended Systems, which will run natively on AMD Athlon 64 processor-powered desktops and AMD Opteron (TM) processor-powered ...

Windows XP 64-Bit Edition for 64-Bit Extended Systems is designed for use on high-performance PCs. This means new customers will be able to extend beyond the 4-gigabyte physical memory limit of 32-bit ...