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Preliminary Mac OS X support (beta stage) was added with VirtualBox 1.4, full support with 1.6. Support for Mac OS X 10.4 (Tiger) and earlier was removed with VirtualBox 3.1. [83] [84] Support for Mac OS X 10.5 (Leopard) was removed with VirtualBox 4.2. [85] [86] Support for Mac OS X 10.6 (Snow Leopard) and 10.7 (Lion) was removed with ...
The history of macOS, Apple's current Mac operating system formerly named Mac OS X until 2011 and then OS X until 2016, began with the company's project to replace its "classic" Mac OS. That system, up to and including its final release Mac OS 9 , was a direct descendant of the operating system Apple had used in its Mac computers since their ...
Instruction set extensions that have been added to the x86 instruction set in order to support hardware virtualization.These extensions provide instructions for entering and leaving a virtualized execution context and for loading virtual-machine control structures (VMCSs), which hold the state of the guest and host, along with fields which control processor behavior within the virtual machine.
It was also the first Mac OS release since System 7.1.1 to not support Macs using PowerPC processors, as Apple dropped support for them and focused on Intel-based products. [2] As support for Rosetta was dropped in Mac OS X Lion, Snow Leopard is the last version of Mac OS X that is able to run PowerPC-only applications.
System Image Utility is an application for making NetBoot and other image sets to be used with Mac OS X Server. It is available as part of the server admin tools package on a disc with the server software and as a download from Apple's website. There are several third-party applications that perform similar functions.
AltiVec, a floating point and integer SIMD instruction set called VMX by IBM; vMX 3D, an Ethernet router in the Juniper MX-Series by Juniper Networks.vmx, a filename extension for virtual machine configuration files used by VMware
AltiVec is a trademark owned solely by Freescale, so the system is also referred to as Velocity Engine by Apple and VMX (Vector Multimedia Extension) by IBM and P.A. Semi. While AltiVec refers to an instruction set, the implementations in CPUs produced by IBM and Motorola are separate in terms of logic design.
Mac OS X Leopard is the last version of macOS that supports the PowerPC architecture as its successor, Mac OS X Snow Leopard, functions solely on Intel based Macs. According to Apple, Leopard contains over 300 changes and enhancements compared to its predecessor, Mac OS X Tiger, [ 9 ] covering core operating system components as well as ...