Why dose my 3d applications keep crashing?

So i recently just upgraded my tower with an ati firepro v4800. But for some od reason my photoshop, vue, 3ds max and several other apps keep lagging and crashing. This graphics card was supposed to fix that issue? So what could my problem be? Need a certain mother board? More memory? Sata? What? Becuase there isnt... show more So i recently just upgraded my tower with an ati firepro v4800. But for some od reason my photoshop, vue, 3ds max and several other apps keep lagging and crashing. This graphics card was supposed to fix that issue? So what could my problem be? Need a certain mother board? More memory? Sata? What? Becuase there isnt alot on the net surprising about workstation towers.

Additional Details Tower set up. Asus motherboard with pci expressx16
G.skill ripjaws 4gb memory ddr3
4tb of hard drive space.
I5 dual core lga 1155 socket
1000 psu
Ati firepro v4800 1gb memory
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