When.com Web Search

Search results

1. Results From The WOW.Com Content Network

2. Macintosh 512K - Wikipedia

   en.wikipedia.org/wiki/Macintosh_512K

   Apple offered an upgrade kit which replaced the floppy disk drive and ROMs, essentially turning it into a 512Ke. One further OEM upgrade replaced the logic board and the rear case entirely with that of the Macintosh Plus. [7] Mac 512K side-view showing interrupt and reset interface

3. Macintosh 128K - Wikipedia

   en.wikipedia.org/wiki/Macintosh_128K

   Although this had always been planned from the beginning, Steve Jobs maintained if the user desired more RAM than the Mac 128 provided, he should simply pay extra money for a Mac 512 rather than upgrade the computer himself. When the Mac 512 was released, Apple rebranded the original model as "Macintosh 128k" and modified the motherboard to ...

4. Macintosh 128K/512K technical details - Wikipedia

   en.wikipedia.org/wiki/Macintosh_128K/512K...

   Protected memory was only added to Macintosh computers with the release of the Mac OS X operating system. According to Andy Hertzfeld, the Macintosh used for the introduction demo on January 24, 1984, was a prototype with 512k RAM, even though the first model offered for sale implemented just 128k of non-expandable memory. This prototype was ...

5. Macintosh Color Classic - Wikipedia

   en.wikipedia.org/wiki/Macintosh_Color_Classic

   The display is capable of supporting up to thousands of colors with a video memory upgrade. A slightly updated model, the Color Classic II , featuring the Macintosh LC 550 logic board with a 33 MHz processor, was released in Japan, Canada and some international markets in 1993, sometimes as the Performa 275.

6. Macintosh SE/30 - Wikipedia

   en.wikipedia.org/wiki/Macintosh_SE/30

   A 68040 upgrade made it possible to run Mac OS 8.1, which extended the SE/30's productive life for many more years. Also extending the useful life of the SE30 were Micron Technology video cards. Three cards were available, which fit into the SE/30's Processor Direct Slot : the 8-bit Gray-Scale 30, the SE/306-48, 640x480 resolution 8-bit color ...

7. Classic Mac OS memory management - Wikipedia

   en.wikipedia.org/wiki/Classic_Mac_OS_memory...

   While the Mac OS memory model, with all its inherent problems, remained this way right through to Mac OS 9, due to severe application compatibility constraints, the increasing availability of cheap RAM meant that by and large most users could upgrade their way out of a corner. The memory was not used efficiently, but it was abundant enough that ...