Hi People, im just wondering if this card: Sapphire ATI Radeon HD 3870 (100225L) 512MB PCIe x16 Gen 2.0 will work with my system.

1. i have a Dell Dimension 5150
2. Processor: Intel(R) Pentium(R) 4 CPU 3.20GHz (2 CPUs)
3. I run with windows XP home
4. And im am running a Radeon X600 atm.

Trying to play sacred 2 but its not going to good =P
Thanks in advance,
Noughy