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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 ...
Apple sold an official memory upgrade for the Macintosh 128K, which included a motherboard replacement effectively making it a Macintosh 512K, for the price of US$995. [ 55 ] [ 56 ] [ 57 ] Additionally, Apple offered an 800 KB floppy disk drive kit, including updated 128K ROMs .
Mac 512K side-view showing interrupt and reset interface As with the original Macintosh, the 512K was designed with no slots for upgrade boards and had no hard-disk controller, so the few internal upgrades that were available for the 512K, such as General Computer 's US$2,795 Hyperdrive hard drive, had to plug directly into the 68000 processor ...
The Macintosh Plus was the last classic Mac to have an RJ11 port on the front of the unit for the keyboard, as well as the DE-9 connector for the mouse; models released after the Macintosh Plus would use ADB ports. The Mac Plus was the first Apple computer to utilize user-upgradable SIMM memory modules instead of single DIP DRAM chips. Four ...
Seventh generation Apple designed 6-core GPU Neural Engine Seventh generation Apple designed 16-core Neural Engine (35 TOPS) Storage 256 GB, 512 GB, 1 TB 128 GB, 256 GB, 512 GB, 1 TB Storage Type NAND Flash driven by NVMe-based controller that communicates over a PCIe connection RAM 8 GB RAM Type LPDDR5 3200 MHz Connector USB-C: Connectivity
The Macintosh SE is a personal computer designed, manufactured, and sold by Apple Computer, from March 1987 [1] to October 1990. It marked a significant improvement on the Macintosh Plus design and was introduced by Apple at the same time as the Macintosh II.
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The Power Macintosh 6200 (also sold under variations of the name Performa 6200, Performa 6300 and Power Macintosh 6300) is a series of personal computers designed, manufactured, and sold by Apple Computer from May 1995 to July 1997. The 6200 is the PowerPC-based replacement for the Quadra 630, with the same form