Same problem, more information
Optiplex 740 "enhanced" (the enhanced machines are newer & support phenom chips), with BIOS 2.2.3, FAIL.
Optiplex 740 not "enhanced", BIOS 2.2.3, FAIL.
Optiplex 740 not "enhanced", BIOS 1.1.8, WORKS!
Hope it helps
Same problem, more information
Optiplex 740 "enhanced" (the enhanced machines are newer & support phenom chips), with BIOS 2.2.3, FAIL.
Optiplex 740 not "enhanced", BIOS 2.2.3, FAIL.
Optiplex 740 not "enhanced", BIOS 1.1.8, WORKS!
Hope it helps