I'm not even sure that CF works reliably at all udner linux. AMD's propietary driver are to be blunt, alpha quality. This is even more hilarious since they moan continuously about how they're "professional" oriented, but hell if I know a pro that would put up with this barely functional quality.
Intel Core 2 Duo P8600, 4GB DDR2-800, 320GB 7200RPM WDC WD3200BEKT-22F3T0, ATI Mobility Radeon HD 4850 512MB GDDR3, 8x Super multi DVD+/-RW, 1680x1050 (17"), 9 cell battery
Ubuntu 8.10 x86-64 (current updates) catalyst 9.3
Windows Vista Home Premium 32b SP1 (current update) still on shipped catalyst(8.12 I think, MSI packed -- lazy)