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The precompiled versions available for download at Mini vMac's SourceForge project emulates a Macintosh Plus with 4 MiB of RAM. vMac and Mini vMac require a Macintosh Plus ROM file and Macintosh system software to work. Macintosh ROM files are owned by Apple and cannot be legally distributed. However, the Windows and Unix ports of vMac (not ...
The Macintosh II was introduced at the AppleWorld 1987 conference in Los Angeles, [15] with low-volume initial shipments starting two months later. [16] Retailing for US $5,498, [17] the Macintosh II was the first modular Macintosh model, so called because it came in a horizontal desktop case like many IBM PC compatibles of the time. [18]
During the Macintosh II series' lifespan, they rose to become among the most powerful personal computers available. While the Macintosh II series itself was replaced by the Macintosh Centris and Quadra, the Macintosh LC and Performa families continued to use the II's 68030 technology long after the 68040 was introduced and the PowerBook continued to use the '030 into the Power Macintosh era.
Early New World ROM PowerPC-based Macs shipped with Mac OS 9.2 as well as Mac OS X. Mac OS 9.2 had to be installed by the user—it was not installed by default on hardware revisions released after Mac OS X 10.4. Most well-written "classic" Mac OS applications function properly under this environment, but compatibility is assured only if the ...
Showing all three icons of the OldWorld ROM (from left to right: Missing OS, Happy Mac (Found OS), and Sad Mac (Macintosh 128k/Plus) logos) Old World ROM computers are the Macintosh (Mac) models that use a Macintosh Toolbox read-only memory (ROM) chip, usually in a socket (but soldered to the motherboard in some models).
GS/OS is an operating system developed by Apple Computer for its Apple IIGS personal computer. It provides facilities for accessing the file system, controlling input/output devices, loading and running program files, and a system allowing programs to handle interrupts and signals. It uses ProDOS as its primary filing system.
Note that most old programs can still be run using emulators, such as SheepShaver, vMac, or Basilisk II. For a list of current programs, see List of Mac software . Third-party databases include VersionTracker , MacUpdate and iUseThis .
This bootloader was used in all Macintosh computers until mid-1998. [9] With the advent of the iMac series of Macintoshes, the firmware was updated. [10] The ROM was reduced in size to 1 MB, called BootROM, and the remainder of the ROM was moved to the file Mac OS ROM in the Mac OS System Folder, stored on the hard drive. [9]