maybe ram, or a graphics card? maybe even another cpu? i dont know much about computers. please help. this is the computer:

http://reviews.cnet.com/desktops/compaq-presario-sr1303wm-sempron/4505-3118_7-31466861.html?tag=rnav

these are the specs:

General

* Type Personal computer
* Recommended Use Home use
* Product Form Factor Tower
* Width 7.2 in
* Depth 16.5 in
* Height 15.4 in
* Localization English / United States

Processor

* Type AMD Sempron 3000+ / 2.0 GHz
* Installed Qty 1.0
* Max processors supported 1.0

Cache Memory

* Type L2 cache
* Installed Size 512.0 KB
* Cache Per Processor 512 KB

Mainboard

* Chipset type VIA UniChrome KM400A
* Data bus speed 333.0 MHz

RAM

* Installed Size 256.0 MB / 1.0 GB (max)
* Technology DDR SDRAM
* RAM form factor DIMM 184-pin

Storage Controller

* Type 1.0 x IDE – Integrated
* Controller interface type ATA-133
* Storage controller interface channel qty 2.0

Storage

* Hard Drive 1.0 x 40.0 GB – Standard – 5400.0 rpm
* Hard Drive (2nd) None

Optical Storage

* Type CD-RW / DVD-ROM combo – IDE
* CD / DVD read speed 48x (CD) / 16x (DVD)
* CD / DVD write speed 48x
* CD / DVD rewrite speed 32x

Optical Storage (2nd)

* Type None

Storage Removable

* Type None

Monitor

* Monitor Type None.

Graphics Controller

* Type Integrated
* Graphics Processor / Vendor VIA UniChrome
* Video Memory Shared video memory (UMA)

Audio Output

* Type Sound card – Integrated
* Audio output compliant standards AC ’97
* Speaker(s) None

Input Device

* Type Mouse , Keyboard

Audio Input

* Type None

Telecom

* Modem Fax / modem – PCI – Plug-in card
* Max transfer rate 56.0 Kbps
* Protocols & Specifications K56Flex

Networking

* Networking Network adapter
* Data Link Protocol Ethernet , Fast Ethernet

Printer

* Type None

Expansion / Connectivity

* Expansion Bays Total (Free) 1.0 ( 1.0 ) x Front accessible – 3.5" x 1/3H , 2.0 ( 0.0 ) x Internal – 5.25" x 1/2H , 2.0 ( 1.0 ) x Front accessible – 3.5" x 1/3H
* Expansion Slots Total (Free) 1.0 ( 1.0 ) x Processor – Socket A , 1.0 ( 0.0 ) x SD Memory Card – DIMM 184-pin , 1.0 ( 1.0 ) x AGP 8x – Type I/II , 3.0 ( 1.0 ) x XD-Picture Card , 2.0 ( 1.0 ) x Memory , 1.0 ( 1.0 ) x Memory Stick , 1.0 ( 1.0 ) x CompactFlash Card , 1.0 ( 2.0 ) x SmartMedia Card , 1.0 ( 1.0 ) x PCI
* Interfaces 6.0 x Keyboard – Generic – 15 pin HD D-Sub (HD-15) , 1.0 x Display / video – Generic – 4 pin USB Type A , 1.0 x Headphones – Line-in – Mini-phone stereo 3.5 mm , 1.0 x Audio – Phone line – Mini-phone 3.5 mm , 2.0 x Modem – Input – Mini-phone stereo 3.5 mm , 1.0 x Audio – Line-out – RJ-45 , 1.0 x Parallel – RS-232 – 6 pin mini-DIN (PS/2 style) , 1.0 x Network – Output – Mini-phone stereo 3.5 mm , 1.0 x Serial – VGA – 9 pin D-Sub (DB-9) , 1.0 x Hi-Speed USB – IEEE 1284 (EPP/ECP) – 25 pin D-Sub (DB-25) , 1.0 x Microphone – Ethernet 10Base-T/100Base-TX – 6 pin mini-DIN (PS/2 style) , 2.0 x Mouse – RJ-11

Miscellaneous

* Pricing Type HP remarketed

Power

* Power device type Power supply

Operating System / Software

* OS Provided Microsoft Windows XP Home Edition

Card Reader

* Card reader 9 in 1 card reader
* Supported flash memory cards MultiMediaCard , CompactFlash Card type I , XD-Picture Card , Memory Stick Pro , Memory Stick , SmartMedia Card , SD Memory Card , Microdrive , CompactFlash Card type II

Filed under: Tapit Software