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Note the twin fans on the Power Mac and the single fan on the Mac Pro as well as the new I/O port arrangement. For external connectivity, the Mac Pro included five USB 2.0 ports, two FireWire 400 and two FireWire 800 (Late 2006 until Early 2008), respectively four FireWire 800 (Early 2009 until Mid 2012) ports.
This revision also renamed the device as just the 'Apple Keyboard', thus dropping 'Pro' from the commercial name, but the complete name 'Apple Pro Keyboard' is always used in internal technical information, as seen in the System Information app for example. The A1048 was updated in 2005 with USB 2.0 ports replacing the USB 1.1 ports.
Thunderbolt is the brand name of a hardware interface for the connection of external peripherals to a computer.It was developed by Intel in collaboration with Apple. [7] [8] It was initially marketed under the name Light Peak, and first sold as part of an end-user product on 24 February 2011.
Most Lightning devices only support USB 2.0, which has a maximum transfer speed of 480 Mbit/s or 60 MB/s. With USB 2.0, only one lane is in use at a time. [23] [24] Only the 12.9-inch iPad Pro (1st and 2nd generation) and 10.5-inch iPad Pro support USB 3.0 (now USB 3.2 Gen 1), which has a maximum transfer speed of 5 Gbit/s or 625 MB/s. [9]
MacBook Pro (Early 2011) MacBook Pro (Late 2011) 2.7–2.8 2×256 4 2 Yes Yes March 2011 June 2012 Mac mini (Mid 2011) 2.7 2×256 4 2 Yes Yes July 2011 October 2012 Core i7 (4-core) MacBook Pro (Early 2011) MacBook Pro (Late 2011) 2.0–2.5 4×256 6–8 4 Yes Yes March 2011 June 2012 iMac (Mid 2011) 2.8–3.4 4×256 8 4 Yes Yes May 2011 October ...
The rear USB-C ports require a Mac with an internal GPU supporting Display Stream Compression (2019 16-inch MacBook Pro, 2019 Mac Pro with W5700X, W6600X, W6800X, W6900X or W6800X Duo, 2020 27-inch iMac, and Macs with Apple silicon) to run at 3.0 speed, otherwise they will run at 2.0 speed. [19]