Windows 4GB Memory Limit

Most of the systems that we use, even our laptops, have 2GB memory or more and the days are not far off before our system memory extends beyond 4GB. Windows has a 4GB memory "limit" and special tuning is required before one could use memory beyond 4GB. This article explains the limit in detail and how to tune windows when the memory installed is greater than 4GB.

The 4GB Windows Memory Limit: What does it really mean?