Macintosh PowerBook 145
Released in August of 1992, the PowerBook 145 was a "speed bumped" Macintosh PowerBook 140. It sold for $2,150 and was replaced in June 1993 by the 145B, which was exactly the same machine except with a lower price and 2 MB more RAM soldered to the motherboard. The 145B was discontinued in July 1994.
Codename: Colt45. Originally shipped with system software 7.0.1.
Powered by the Motorola 68030 processor at 25MHz without an integrated FPU.
2MB directly onboard and expansion modules up to 6MB available, giving a total possible capacity of 8MB RAM.