hello all I just present you my DELL optiplex 755 CPU core 2 duo 3.16GHz / / NVIDIA GeForce GT 610: 2048MB LOW PROFILE / / 6 gig ram ddr2 / / SSD Samsung Series SSD840 120gig + Seagate Barracuda ST31000524AS 1TB 7200 RPM.
Ived just finnish and succesfull my installation with my boot usb installer OS X Mountain Lion10.8.3 ( PC AND LAPTOP SUPPORT) .
And completed the post-installationjust using only 7 kext. this Machine is surprisingly fast and verry cool Have look to the picture
here is the procedure to using my installer boot usb os x mountain lion
READ ME
1 - insert your USB key and formats it with a score of Mac OS Extended (Journal) options in GUID, rename it (USB)
2 - now open your intallesd.dmg
3 - *** IMPORTANT *** in the personalized menu check the box PC support
4- now choose the usb and install
reboot to the usb installer and finish your installation and after reboot with the usb installer and complete the post installation with the pack optiplex 755
good Hack
CHRIS1111
OPTIPLEX 755.zip