XTX is a computer-on-module (COM) standard for x86-based embedded devices. XTX adds PCI-Express, SATA, and LPC capabilities. The standard was promulgated by Advantech Corporation, Ampro,[1] and Congatec.
More information ETX, COM Express (Type 2) ...
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ETX |
XTX |
COM Express (Type 2) |
| Dimensions |
95 × 114 mm (3.7 × 4.5 in) |
95 × 114 mm (3.7 × 4.5 in) (ETX footprint) |
- 110 × 155 mm (4.3 × 6.1 in) (extended)
- 95 × 125 mm (3.7 × 4.9 in) (basic)
- 95 × 95 mm (3.7 × 3.7 in) (compact)
- 55 × 84 mm (2.2 × 3.3 in) (mini)
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| Legacy1 support |
Full legacy | Legacy except ISA | Legacy except ISA |
| PCI Express support |
- | 4 Lanes | up to 6 Lanes (basic) |
| PCI Express Graphic support |
- | - | up to 16 Lanes |
| Ethernet support |
10/100 | 10/100 | 10/100/1000 |
| IDE support |
2 IDE, 2 SATA2 | 2 IDE, 4 SATA | IDE, 4 SATA |
| LPC support |
- | yes | yes |
| USB support |
4 USB | 6 USB | 8 USB |
| Audio support |
Line In/Out, Mic | AC'97, Line In/Out, Mic | AC'97, Line In/Out, Mic, AC'97 digital, HDA |
| Power |
5V, 5VSB | 5V, 5VSB | 12V, 5VSB |
Notes:
- "Legacy" is defined as the older PC peripherals and bus, such as ISA bus, RS-232 serial, IEEE 1284 parallel, floppy, and PS/2 keyboard & mouse.
- ETX 3.0 adds SATA via a topside connector on the board.
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