Erm upgrade help

[ste_bla]

Currently have;

AMD 3000+
2x512mb Geil
Gigabyte GA-K8NF-9
80gb Samsung Sata - OS + Games
200gb IDE Seagate - Files
250gb IDE Samsung - Videos
Nec 3250
Asus X600XT
Leadtec TV2000XP
Hiper 425w
Antec 1000AMG Case
4x 80mm Fans + Controller
17" CRT

Now got about £700 to upgrade the pc, not sure what I want to get, bassically just want it a bit quicker and better looking in games (eg BF2) I tried have a look at GFX but I dont understand whats good so any ideas?

 

[Larok]

the 7800gt

amd 3700 san diego

2gb memory

not sure if your psu will power the newer cards?

 

[Larok]

CP-121-AM AMD Athlon 64 3700+ San Diego 90nm (Socket 939) - Retail (ADA3700BNBOX) (CP-121-AM)
£135.95 £135.95
MY-066-CR Crucial 2GB (2x1GB) DDR PC4000 Ballistix Dual Channel Kit (BL2KIT12864Z503) (MY-066-CR)
£159.95 £159.95
CA-002-SS Seasonic S12 600W Silent ATX2.0 Power Supply (CA-002-SS)
£87.95 £87.95
GX-010-BG BFG GeForce 7800 GT OC 256MB GDDR3 VIVO TV-Out/Dual DVI (PCI-Express) - Retail (GX-010-BG)
£214.95 £214.95
Subtotal £598.80
VAT £104.79
Total £703.59

 

[Larok]

if your psu is ok yo could go with the following

CP-121-AM AMD Athlon 64 3700+ San Diego 90nm (Socket 939) - Retail (ADA3700BNBOX) (CP-121-AM)
£135.95 £135.95
MY-066-CR Crucial 2GB (2x1GB) DDR PC4000 Ballistix Dual Channel Kit (BL2KIT12864Z503) (MY-066-CR)
£159.95 £159.95
GX-010-BG BFG GeForce 7800 GT OC 256MB GDDR3 VIVO TV-Out/Dual DVI (PCI-Express) - Retail (GX-010-BG)
£214.95 £214.95
Subtotal £510.85
VAT £89.40
Total £600.25

you can hopefully put a 2.5ghz overclock on this as well

 

[ste_bla]

As i dont really overclock would going for oc value ram be okay or not?