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ATX (not within the listing above). Essentially the most mainstream and customary motherboard type issue, ATX was created by Intel in 1995. The everyday measurement of an ATX motherboard is about 9.6″ x 12″.
EATX: 13″ x 12″ — A totally-featured ATX motherboard with an prolonged width of 13″ and top of 12″ as a substitute of ATX’s most of 12″ x 9.6″ This manner issue can be generally utilized in rackmount servers.
BTX: 12.8″ x 10.5″ — Launched in 2004 by Intel as a alternative for the ATX type issue, BTX boards introduced enhancements together with higher thermals for power-hungry components such because the Pentium 4. Within the. normal BTX format, the RAM slots and growth slots had been parallel to one another. PC makers together with Dell used the shape issue for some machines however it by no means gained traction and was cancelled (additionally by Intel) in 2006.
Extremely ATX: 14.4″ × 9.6″ — Developed by Foxconn and first proven on its F1 motherboard prototype at CES 2008, this manner issue is actually an outsized model of ATX that requires a full tower chassis.
XL-ATX: 10.3″ x 13.5″ — EVGA launched the primary XL-ATX board in 2009 (X58 Categorised 4-way SLI) whereas Gigabyte and MSI adopted with fashions of their very own in 2010. However as with most of those type elements, you would be arduous pressed to discover a new one on the market in the present day.
HPTX: 15″ x 13.6″ — A yr after releasing its first XL-ATX board, EVGA adopted up with the primary one utilizing the HPTX type issue (the “Super Record 2” or SR-2 mobo), which was designed to accommodate twin QPI LGA 1366 socket CPUs and 12 DDR3 RAM slots.