4. Alliance

3.3.6:

Support (including acceleration) for the AT24, AP6422, AT3D. Support is provided by the XF86_SVGA server with the apm driver.

4.0.2:

Support (including acceleration?) for the AT24, AT25 and AT3D. This support is provided by the "apm" driver. This driver currently has only incomplete support for the AP6422.

Summary:

The AP6422 is supported in 3.3.6 but not fully in 4.0.2. The AT25 is supported in 4.0.2 but not in 3.3.6.