*Catalyst 8.1, 8.3: These drivers seemed to work well with Wurm for ATI cards around 3-5 years old.
*Catalyst 8.9: This driver version may work better than 8.1 & 8.3 for some cards.
*Catalyst 9.3: This driver version has been reported as working fine for some cards.
*Catalyst 9.8 & 9.9: These driver versions may cause some issues with Wurm for some ATI cards
*Catalyst 9.10 & 9.11: These are known to resolve some issues with 9.8 & 9.9. You may find that 9.10 will not work and that 9.11 will - or vice versa!