Technical Specifications
| Discontinued | Current |
| Models | 1st generation | 2nd generation | 3rd generation |
|---|---|---|---|
| Release date(s) | January 8, 2007 | September 1, 2010 | March 7, 2012 |
| Discontinued | September 1, 2010 | March 7, 2012 | In production |
| Processor | 1 GHz Intel "Crofton" Pentium M | Apple A4 (ARM Cortex-A8) | Apple A5 (Single core ARM Cortex-A9, dual core with one core closed) |
| Graphics | Nvidia GeForce Go 7300 with 64 MB of VRAM | Apple A4 (PowerVR SGX535) | Apple A5 (PowerVR SGX543MP2) |
| Memory | 256 MB of 400 MHz DDR2 SDRAM | 256 MB | 512 MB |
| Storage | 40 or 160 GB hard disk | 8 GB NAND Flash for Cache | |
| Connectivity | USB 2.0 (officially for diagnostic use only, though hackers have managed to allow connectivity of hard disks, mice, and keyboards), infrared receiver, HDMI, component video, optical audio | Micro-USB, HDMI, infrared receiver, optical audio | |
| Networking | Wi-Fi (802.11b/g and draft-n), 10/100 Ethernet | Wi-Fi (802.11a/b/g/n), 10/100 Ethernet | |
| Output | 720p over HDMI, Component Video | 720p 60/50 Hz (NTSC/PAL), 576p 50 Hz (PAL) over HDMI only | 1080p/1080i/720p/480p over HDMI only, HDCP capable |
| 480p 60 Hz (NTSC) (480i 60 Hz is unofficially supported) |
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| Audio | Optical audio (48 kHz maximum sample rate), HDMI, RCA analog stereo audio | Optical audio (48 kHz fixed sample rate), HDMI | |
| Power | Built-in universal 48W power supply | Built-in 6W power supply | |
| Dimensions | 7.8 in (200 mm) (h) 7.8 in (200 mm) (w) 1.1 in (28 mm) (d) |
3.9 in (99 mm) (h) 3.9 in (99 mm) (w) 0.9 in (23 mm) (d) |
|
| Weight | 2.4 lb (1.1 kg) | 0.6 lb (0.27 kg) | |
| Initial operating System | Modified build of Mac OS X 10.4"Tiger" | iOS 4.1 | iOS 5.1 |
| Current operating System | Modified build of Mac OS X 10.4"Tiger" | iOS 6.0.1 | iOS 6.0.1 |
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Famous quotes containing the word technical:
“Where there is the necessary technical skill to move mountains, there is no need for the faith that moves mountains.”
—Eric Hoffer (1902–1983)