Matrox Matrox M9140 LP (M9140-E512LAF) could be just the thing you need to give your gaming rig an extra boost. It has a 512 MB DDR2 memory.
From CCL Computers
Matrox M9140 512MB Professional Graphics Card
SmartTeck
Matrox M9140-E512LAF graphics card 0.5 GB GDDR2 -