The "Certified for Windows Vista" logo means the certified S3 Graphics processors and their software drivers have met explicit standards of reliability and quality, and have been tested and proven to deliver a superior experience when running a PC under Microsoft Windows Vista Home Premium and Windows Vista Ultimate editions.
These drivers are compatible with Microsoft Windows Vista release build 6000. These drivers have not been tested with Windows Server "Longhorn" beta builds.

S3 Graphics Chrome 20 Series graphics accelerators for PCI Express systems include:

Desktop: Chrome S27, Chrome S27M and Chrome S25(8E48), Chrome S23(8E40)
Mobile: Chrome XM27(8E4A), Chrome XM25 ULP MPM-64(8E4C), Chrome XM25 ULP MPM-128(8E4F), Chrome XM23(8E41)
(all chips not supported by all drivers; for mobile devices, contact your mobile system vendor for updates)