BTX(全称Balanced Technology Extended)是一种主板规格,由Intel于2004年提出,原本的目标是用以代替ATX规格。它设计时考虑到了许多随着计算机技术的发展带来的问题,主要是雙核心和高電壓的趨勢帶來發熱問題,因为ATX规格早在1995年就制定了,比較難透過有限改動解決問題,所以BTX架構應運而生。
但是由于ATX架构已经广泛使用且後來CPU製程提升,發熱問題得到控制,提出一种代替它的方案会带来兼容性等问题,同時存在價值又不太高。所以Intel在2006年宣布放弃BTX规格的继续发展。除了戴爾等品牌電腦廠商曾採用BTX規格主機板推出桌上型電腦及伺服器產品,市面上幾乎難以見到BTX的主機板及機殼。
BTX的電源接口為24腳比ATX多出4腳,但是接口有理論相容性,不少BTX主機板在多數情況下插入舊ATX電源還是可以開機,然而穩定性或其它方面問題也就不一而定。
參考資料
外部链接
- [http://www.anandtech.com/showdoc.aspx?i=1876 Balanced Technology eXtended (BTX) Form Factor — The Future of Cases & Motherboards] from AnandTech
- [http://www.hardwareanalysis.com/content/article/1773/ Hardware Analysis' evaluation of the BTX proposal]
- [http://www.anandtech.com/printarticle.aspx?i=2070 Anandtech's coverage] of a 2004 trade show, where Intel featured BTX.
- [http://tech.gamecentralnetwork.net/?id=1811 "Whatever happened to BTX?"]
- [http://mini-itx.com/16444708 Intel to offer Mini-ITX desktop board]
- [http://www.intel.com/products/desktop/motherboard/ Intel Desktop Boards Products List]
参考文献
- [http://www.btxformfactor.com BTXFormFactor.com], BTX Form Factor Information
- [http://www.formfactors.org FormFactors.org], an Intel-sponsored website dedicated to maintaining data and tools regarding the implementation of various form factors.
** [http://www.formfactors.org/developer/specs/BTX%20Chassis%20DG%201_1.pdf Balanced Technology Extended (BTX) Chassis Design Guidelines] Revision 1.1
** [http://www.formfactors.org/developer/specs/BTX_Specification%20v1.0b.pdf Balanced Technology Extended (BTX) Interface Specification] Revision 1.0b
** [http://www.formfactors.org/developer/specs/BTX_v1.0_errata_A.pdf Balanced Technology Extended (BTX) Interface Specification Errata A] Revision 1.0
** [http://www.formfactors.org/developer/specs/BTX%20System%20Design%20Guide_1.1.pdf Balanced Technology Extended (BTX) System Design Guide] Revision 1.1
** [http://www.formfactors.org/developer%5Cspecs%5CSDG%20EPC%20Case%20Study%20v.1.0.pdf Balanced Technology Extended (BTX) Entertainment PC Case Study] Revision 1.0
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