Matrox Graphics today announced the availability of a new software utility for Graphics eXpansion Modules (GXMs) operating under Mac OS X. The GXM Control Panel enables additional resolutions for the DualHead2Go and TripleHead2Go Digital Edition products, offering greater multi-display support for compatible Mac notebooks and workstations. The GXM Control Panel is a free download available for DualHead2Go Digital Edition and TripleHead2Go Digital Edition, and is compatible with systems running Mac OS X 10.4 or later.