Stan's List

Mac ATI Radeon HD Graphics Firmware Update 1.0.1 is for iMac computers with an ATI Radeon HD 2600 Pro or ATI Radeon HD 2400 XT graphics card installed, running Mac OS X 10.5.2 or later.

After this update has been successfully completed, ROM version will be: 113-B2250L-259

Apple updated the entire line of iMacs and added options to the top end.

All come with 1066 MHz frontside bus, 6 MB shared L2 cache, memory 800 MHz DDR2 SDRAM, up to 4 GB; Mini-DVI output port, FireWire 400 and FireWire 800 ports, 5 USB 2.0 ports; built-in Airpot Extreme, Bluetooth and gigabit ethernet.

First up, a 20-inch, 2.4GHz, includes 1GB of RAM and Radeon HD 2400 XT graphics for $1199.

Next, 20-inch, 2.66GHz model with 2GB of memory and Radeon HD 2600 Pro graphics at $1499.

Top of line, 24-inch, 2.8GHz $1799, Radeon HD 2600 Pro graphics, but it is upgradable to a 3.06GHz and NVIDIA GeForce 8800 GS graphics (with 512MB of video memory) for $400 more, totaling $2199.

These Apple Care articles list important updates in matrix form. Your iMac should have all the previous update in the year you purchased your iMac, Software Update will indicate any that are not installed. Install any that appear.

Intel iMac

PPC iMac

This update is for 20-inch and 24-inch aluminum iMac computers with the ATI Radeon HD 2600 PRO graphics processor, running Mac OS X 10.4.10 with iMac Software Update 1.2.1 for Tiger, or Mac OS X 10.5 with iMac Software Update 1.3 for Leopard.

The Hard Drive Update 1.0 includes bug fixes and important updates for the following systems: iMac Core 2 Duo (Mac OS X 10.4.7 or later) and Mac Pro (Mac OS X 10.4.7 or later)

To complete the firmware update process, please follow the instructions in the updater application (/Applications/Utilities/Hard Drive Update 1.0.app). The updater will launch automatically when the Installer closes.

The update may state it is not required, as it is not for all iMacs or Mac Pros that would appear to qualify.

This update is for 20-inch and 24-inch aluminum iMac computers with 2.0, 2.4, or 2.8 GHz processors running Mac OS X Tiger.

It improves the performance and reliability of graphics-intensive games and applications and fixes an issue that some customers encountered when installing Mac OS X Leopard after applying iMac Software Update 1.2. Download page.

This update provides important issue fixes and is recommended for the aluminum 20-inch and 24-inch iMac models with 2.0, 2.4, or 2.8 GHz processors.

Available for download via Software Update or as a stand-alone file –
1.2 for Tiger and 1.3 for Leopard

The iMac MXM Update improves video compatibility with Boot Camp on certain 24″ iMac models. This installer places the iMac MXM Update firmware updater in the /Applications/Utilities folder on your computer. Run the updater in the Utilities folder to install the update. Updating takes only a few seconds. Dowload

Learn more about this update. More …

The newest iMacs, released two months ago, have been locking up. If you were running an application it still is running, you just can not do anything as the keyboard is unresponsive. Apple, in a statement to Macworld magazine, fingers the latest update, issued a month after the release of the iMac, as reported by Computerworld. More …

If true, an Archive and Install would be a temporary workaround.

Firmware Restoration CD 1.4
The Firmware Restoration CD is used to restore the firmware of an Intel-based Macintosh computer.

iMac EFI Firmware Update 1.2
This update improves the performance and reliability of Intel Core 2 Duo processors and fixes issues with Boot Camp for iMac computers.

Mac Pro EFI Firmware Update 1.2
This EFI Firmware Update fixes several fan behavior and Boot Camp issues on Mac Pro computers.

MacBook EFI Firmware Update 1.1
This update improves the performance and reliability of Intel Core 2 Duo processors and fixes issues with Boot Camp for MacBook computers.

MacBook Pro EFI Firmware Update 1.4
This update improves the performance and reliability of Intel Core 2 Duo processors and fixes issues with Boot Camp for MacBook Pro computers.

Xserve EFI Firmware Update 1.0
This update is recommended for all Xserve users and improves the performance and reliability of Dual-Core Intel Xeon processors.