i've got sort of problem thats also got to do whit the memory,i cant play games also,i will paste it here.

hi people!
i have a problem whit my memory,it says total physical memory 512 mb available memory 63.81mb,i hope some can help me to get my available memory up,i cant play good games because it says i've got to short memory,but i got 512 mb.thanx for trying to help me!
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OS Information:
PropertyValue
OS Name Microsoft Windows XP Professional|C:\WINDOWS|\Device\Harddisk0\Partitio n2
Service Pack 2.0
OS Manufacturer Microsoft Corporation
Windows Directory C:\WINDOWS


Processor:
PropertyValue
Current Clock Speed 2589
Description x86 Family 15 Model 2 Stepping 9
Manufacturer GenuineIntel
Name Intel(R) Pentium(R) 4 CPU 2.60GHz


Memory (RAM):
PropertyValue
Bank Label FLASH ROM
Capacity 268435456

Bank Label BANK1
Capacity 268435456

Total Memory Deteced in Hardware: ~512 MB
Memory Reported to Operating System: 223MB

Disk Drives:
PropertyValue
Description Disk drive
Manufacturer (Standard disk drives)
Model ST3120022A
Media Type Fixed hard disk media
Size 120031511040 (~112 GB)
Number of Partitions 2


Installed Printers:
PropertyValue

Motherboard:
PropertyValue
Manufacturer NEC COMPUTERS INTERNATIONAL
Model
Name Base Board
Part Number
Product GA-8SIMLNF
Serial Number
Version 1.0


BIOS:
PropertyValue
Manufacturer American Megatrends Inc.
Name Default System BIOS
Release Date 20040111000000.000000+000
Version AMIINT - 10


Monitor:
PropertyValue
Description Plug and Play Monitor
Name Plug and Play Monitor
Screen Height 768
Screen Width 1024


Keyboard:
PropertyValue
Description Standard 101/102-Key or Microsoft Natural PS/2 Keyboard


Pointing Device:
PropertyValue
Manufacturer Logitech
Name Logitech USB Wheel Mouse


Sound Card:
PropertyValue
Manufacturer Microsoft
Description Unimodem Half-Duplex Audio Device
Device ID MODEMWAVE\0\{D8184C91-2667-4B6E-A3AB-90B02907F005}

Manufacturer SigmaTel
Description SigmaTel C-Major Audio
Device ID PCI\VEN_1039&DEV_7012&SUBSYS_200B1631&REV_A0\3&61A AA01&0&17


Video Card:
PropertyValue
Adapter Compatibility SiS
Adapter RAM 33554432
Description SiS 650
Installed Display Drivers sisgrv.dll
Driver Version 6.14.10.2160
Driver Date 28-3-2003 9:53:18
Video Mode Description 1024 x 768 x 4294967296 colors


DirectX Installation:
PropertyValue
Version 6.03.01.0146


Modem:
PropertyValue
Model Smart Link 56K Voice Modem
Name Smart Link 56K Voice Modem


Network Adapters:
PropertyValue
Description ADMtek ADM8511 USB To Fast Ethernet Converter - Packet Scheduler Miniport
Description RAS Async Adapter
Description Packet Scheduler Miniport
Description Packet Scheduler Miniport
Description WAN Miniport (L2TP)
Description WAN Miniport (PPTP)
Description WAN Miniport (PPPOE)
Description Direct Parallel
Description WAN Miniport (IP)
Description Packet Scheduler Miniport
Description Microsoft TV/Video Connection

External Ports:
PropertyValue
External Reference Designator Serial Port A
External Reference Designator Serial Port B
External Reference Designator Parallel Port
External Reference Designator Keyboard
External Reference Designator PS/2 Mouse
External Reference Designator Floppy
External Reference Designator Primary IDE
External Reference Designator Secondary IDE
External Reference Designator USB
External Reference Designator USB
External Reference Designator USB
External Reference Designator USB
External Reference Designator Network Port
External Reference Designator Video Port
External Reference Designator MIC IN
External Reference Designator LINE IN
External Reference Designator LINE OUT
External Reference Designator SPDIF
External Reference Designator MODEM
External Reference Designator CD_IN
External Reference Designator AUX_IN

Expansion Slots:
PropertyValue
Slot Designation PCI1
Slot Designation PCI2
Slot Designation PCI3
Slot Designation AGP
Slot Designation CNR