Using all 4gb of ram

[wellnix]

Windows XP Pro SP2 32bit
Mobo: Asus P5N32-SLI premium
Installed ram 4 sticks (1gb each, Corsair)

Windows is only recognizing 2.25gb of ram.

Any help or suggestions will be greatly appreciated.

wellnix

 

[Zoron]

Win XP Pro 64.

 

[site3op]

Do you by chance have 1.75 GB of virtual memory? This is probably the case since the 32 bit XP Pro has a cap of 4 GB including virtual memory.