How to upgrade

This is my system info how to upgrade my system pls tel any suggestions


Name Intel(R) G41 Express Chipset
PNP Device ID PCI\VEN_8086&DEV_2E32&SUBSYS_836D1043&REV_03\3&11583659&0&10
Adapter Type Intel(R) 4 Series Express Chipset Family, Intel Corporation compatible
Adapter Description Intel(R) G41 Express Chipset
Adapter RAM 256.00 MB (268,435,456 bytes)
Installed Drivers igxprd32.dll
Driver Version 6.14.10.5082
INF File oem7.inf (iEGL0 section)
Color Planes 1
Color Table Entries 4294967296
Resolution 1360 x 768 x 60 hertz
Bits/Pixel 32
Memory Address 0xFE400000-0xFE7FFFFF
Memory Address 0xE0000000-0xEFFFFFFF
I/O Port 0x0000DC00-0x0000DC07
IRQ Channel IRQ 16
I/O Port 0x000003B0-0x000003BB
I/O Port 0x000003C0-0x000003DF
Memory Address 0xA0000-0xBFFFF
Driver c:\windows\system32\drivers\igxpmp32.sys (6.14.10.5082, 6.02 MB (6,316,160 bytes), 11/12/2012 9:13 PM)