Time for a new rig

[Deadlock]

Being as dumb as i am about the insides of my pc, I want you guys opinion on what i should add to this pre-package deal from sony... but keep in mind, we have limited funds and i dont really wanna go too far over 2k.

Here's it's specs from the web page... i understand maybe half of it
� MODEL
PCV-RZ54G


� PROCESSOR
Intel� Pentium� 4 Processor 3.20 GHz� with Intel� Hyper-Threading Technology


� OPERATING SYSTEM
Microsoft� Windows� XP Media Center 2004 Edition
VAIO� recommends Microsoft� Windows� XP Media Center Edition


� CACHE MEMORY
512KB Integrated On-Die Level 2


� FRONT SIDE BUS SPEED
800MHz


� STANDARD RAM
512MB PC3200 400MHz DDR (expandable to 2.0GB) (this is what i run now so i figure id upgrad this)


� HARD DRIVE3
200GB��3 7200rpm Ultra ATA/100 Hard Drive


� DVD�RW / CD-RW DRIVE***
DVD�RW
-RW (8X max. write / 4X max. rewrite / 8X max. read)
+RW (8X max. write / 4X max. rewrite / 8X max. read)
CD-RW (24X max. write / 24X max. rewrite / 32X max. read)


� DVD-ROM
16X max. DVD-ROM Read / 40X max. CD-ROM read


� FLOPPY DISK DRIVE
3.5" 1.44MB Floppy Disk Drive


� VIDEO & GRAPHICS
NVIDIA� GeForce� FX5200 w/TV-Out (i have a radon 6800 pro i can transfer from this comp if its any better)
128MB Video Memory (128-bit DDR)
TV-Out / VGA-Out / DVI-Out (DVI Output: 1280x1024x60Hz max.)
8X AGP 3D Graphics Hardware Acceleration
Giga PocketTM Engine MPEG2 Realtime Encoder/Decoder board with TV Tuner


� AUDIO
Creative� Soundblaster� Audigy�


� ETHERNET
GigaBit Ethernet: 10Base-T/100Base-TX/1000Base-TX Ethernet (RJ-45)


� MODEM
V.90 compatible data/fax modem


� EXPANSION SLOTS
One 8x AGP (occupied by Graphics Card)
Three PCI (none available)
Multi-Media Card Reader (Memory StickTM, Compact
FlashTM Type I & Type II, IBM Micro DriveTM, and Smart MediaTM)


� EXPANSION BAYS
Two 5.25" Half-Height (occupied)
One External 3.5" (occupied)
Two Internal 3.5" (one occupied)


� PORT CONNECTORS
Seven USB 2.0 (Three front/four rear)
Two PS/2� (Mouse/Keyboard)
One VGA/DVI Monitor Port / TV-Out Port
One S/PDIF Out / One Parallel Port / One Line In
One 6pin i.LINK Port (rear)/ One 4pin (front)
One Headphone / One Microphone
S-Video: Two Inputs (front and rear)
Composite Video / Audio Inputs (front and rear)
Coaxial Input (VHF/UHF)


� SUPPLIED ACCESSORIES
Speakers (Stereo) w/Subwoofer
IR Remote Control and Receiver / IR Blaster
VAIO� Keyboard / PS/2� Optical Mouse


� POWER REQUIREMENTS
295 watts max. / 100-120V ~4.7A (50/60Hz)

Thanks for any advice... also, if u think there somethin i should look at besides sony, let me know