Driver for ATI Video card

[Vincent AARON]

Dear all.
I have a Dell Precision 470N with SLES 9.0.
Can you please help me to find the correct driver for this ATI card?
Best regards

0000:05:00.0 VGA compatible controller: ATI Technologies Inc: Unknown 
device 5b64 (rev 80) (prog-if 00 [VGA])
        Subsystem: ATI Technologies Inc: Unknown device 0102
        Flags: bus master, fast devsel, latency 0, IRQ 16
        Memory at d0000000 (32-bit, prefetchable) [size=dfc00000]
        I/O ports at cc00 [size=256]
        Memory at dfbe0000 (32-bit, non-prefetchable) [size=64K]
        Expansion ROM at 00020000 [disabled]
        Capabilities: [50] Power Management version 2
        Capabilities: [58] #10 [0001]
        Capabilities: [80] Message Signalled Interrupts: 64bit+ 
Queue=0/0 Enable-