The DTX
form factor is a variation of
ATX
ATX (Advanced Technology Extended) is a motherboard and power supply configuration specification, patented by David Dent in 1995 at Intel, to improve on previous de facto standard, ''de facto'' standards like the AT (form factor), AT design. ...
specification
designed especially for
small form factor
Small form factor (SFF) is a classification of desktop computers and for some of their components, chassis and motherboard, to indicate that they are designed in accordance with one of several standardized form factors intended to minimize the vo ...
PCs (especially for
HTPCs) with dimensions of .
An industry standard intended to enable interchangeability for systems similar to
Shuttle's original "SFF" designs,
[Early SFF Description](_blank)
/ref> AMD
Advanced Micro Devices, Inc. (AMD) is an American multinational corporation and technology company headquartered in Santa Clara, California and maintains significant operations in Austin, Texas. AMD is a hardware and fabless company that de ...
announced its development on January 10, 2007. AMD stated that the DTX form factor is an open standard, and is backward compatible with ATX
ATX (Advanced Technology Extended) is a motherboard and power supply configuration specification, patented by David Dent in 1995 at Intel, to improve on previous de facto standard, ''de facto'' standards like the AT (form factor), AT design. ...
form factor cases. They also present a shorter variant named ''Mini-DTX'' which is smaller in PCB
PCB may refer to:
Science and technology
* Polychlorinated biphenyl, an organic chlorine compound, now recognized as an environmental toxin and classified as a persistent organic pollutant
* Printed circuit board, a board used in electronics
* P ...
size of .expansion slot
Expansion may refer to:
Arts, entertainment and media
* ''L'Expansion'', a French monthly business magazine
* Expansion (album), ''Expansion'' (album), by American jazz pianist Dave Burrell, released in 2004
* Expansions (McCoy Tyner album), ''Ex ...
s on a DTX motherboard, in the same position as the top two slots on an ATX or microATX
In computer design, microATX (sometimes referred to as μATX, uATX or mATX) is a standard motherboard form factor introduced in December 1997. The maximum size of a microATX motherboard is . However, there are examples of motherboards using micr ...
board. The spec also provides for optional ExpressCard
ExpressCard, initially called NEWCARD, is an interface to connect peripheral, peripheral devices to a computer, usually a laptop, laptop computer. The ExpressCard technical standard specifies the design of slots built into the computer and of expa ...
expansion slots on DTX motherboards.
Comparison
DTX is a shorter version of ATX and micro-ATX, and Mini-DTX is a slightly longer version of Mini-ITX
Mini-ITX is a motherboard form factor developed by VIA Technologies in 2001. Mini-ITX motherboards have been traditionally used in small-configured computer systems. Originally, Mini-ITX was a niche standard designed for fanless cooling with a ...
. Mini-ITX can have only one expansion slot, whereas Mini-DTX has the same width and can have two expansion slots.
Benefits
There are several benefits DTX provides to reduce production costs.[AMD Press Release](_blank)
/ref>
* DTX will allow up to four motherboards – for low cost – per standard printed circuit board manufacturing panel sizes
* Mini-DTX will allow up to six motherboards – for low cost – per standard printed circuit board manufacturing panel sizes
* DTX motherboards can be manufactured in as few as four layers of printed circuit board wiring for motherboard cost savings
* By using backward compatibility with ATX, vendors may offer a low-cost DTX products with little development expense
See also
* BTX
References
External links
Product Preview and Showcase - HotHardware
DTX Homepage archive
DTX Mechanical Interface Specification
{{Computer form factors
Motherboard form factors