Miniitx boards can also be cooled easily because of. Information is provided to help in the design and development of related motherboard form factor compliant computer systems. Various form factors of motherboards are at, baby at, atx. To help you compare the difference in motherboard sizes, we have laid out all three standard motherboard form factors side by side in the image below. Form factor used by motherboards, power supply and computer cases or cabinets. Form factor refers to the overall dimensions and component layout of a devicein other words, its physical size and packaging. You can also find a section on pc repairs where each and every computer problem is described and explained with use. Intel intelligent system extended form factor reference design. Some companies refer to the motherboard as a system board or planar.
Intel intelligent system extended form factor reference design accelerating the time to market, and enabling customization and differentiation to amplify the value of intelligent systems with intel intelligent system extended form factor reference design program. Form factor four dimm slots ultra small form factor two dimm slots memory module capacity 1 gb, 2 gb, and 4 gb type ddr3 33 mhz minimum memory 1 gb maximum memory desktop, minitower, small form factor 16 gb ultra small form factor 8 gb drives externally accessible. Also, microatx and miniitx motherboards have been developed specifically for applications where small size, low power consumption and minimal noise is desired. The form factor determines the specifications on how a motherboard is built, from the size, shape, casing, power supply, mounting holes, and the overall layout. This board maintains the electrical pathways that enable all other components to communicate with each other. Theres one important consideration we need to be aware of when choosing the case size and that is the size of the motherboard. Since the new motherboard design, both standards are incompatible. Various form factors of motherboards are at, baby at, atx, miniatx, microatx, flex atx, lpx and mini lpx and nlx.
The most popular motherboard form factors are atx, microatx a smaller version of atx, and miniitx. Fractal design era itx titanium gray anodized aluminumsteel miniitx compact modular small form factor computer case with walnut top panel. Enjoy low prices and free shipping when you buy now online. A smaller form factor is itx, which comes in miniitx, nanoitx, and picoitx sizes. For computer form factors both larger and smaller than desktop personal computers, see list of computer size categories. Instructions for using the utility are provided in the troubleshooting guide. The asus prime b450ma microatx motherboard for amd ryzen processors. Gigabyte ultra durable motherboards bring together a unique blend of features and technologies that offer users the absolute. All these attributes together make the motherboard form factors.
The module is rectangular, with possible widths of 12, 16, 22, or 30 millimeters. Motherboard form factors recall from chapter 1 that a motherboard form factor determines the size of the board and its features that make it compatible with power supplies and cases. As a result, almost all consumer motherboards sold today belong to one of these form factors. Following the at form factor, the baby at form factor was introduced. Overview of motherboard form factors atx, etax, miniitx. The figure below displays the inside view of the small form factor after the base cover has been removed. Quick links getting started with your dell system system documentation user guidesmanuals find your service. The motherboard includes connector sockets for the cpu and many io. Types of motherboards on the motherboard pearson it. The hp compaq small form factor features may vary depending on the model. Its form factor dictates the size of your computer and how much you can plug into it, and the chipset cpu socket define what kind of. Hardware reference guide dc5700 small form factor model. Chapter form factors, power supplies, and working inside a. The atx motherboard rotates the orientation of the board 90 degrees.
After youve decided to use a certain form factor for the motherboard, you must use the same form factor for the case and power 112 chapter 4 form factors, power supplies, and working inside a computer sata 6pin pcie. This guide can be a pdf file stored on the cd or dvd. The term covers technical specifications andor generalpurpose. They are commonly used in smallconfigured computer systems. There are several specific form factors that most pc motherboards use so that they can all fit in standard cases. Find a great collection of small form factor pcs at hp. Some of the information is considered legacy and provided for form factor reference. Hardware reference guide dc7800 series small form factor. Some of the information is considered legacy and provided for.
This allows the system to pass the ce mark requirements for use in the countries of the european union. The probability amplitude for a pointlike scatterer is modi. As you know that motherboards are the primary and key components of pc it itself decide which form factor should be used and which power supply and. After that, however, the size of the motherboard was reduced and boards using the at advanced technology form factor was released. For a complete listing of the hardware and software installed in the computer, run the diagnostic utility included on some computer models only. As you know that motherboards are the primary and key components of pc it itself decide which form factor should be used and which power supply and computer cases are compatible with it. Removedisengage any security devices that prohibit opening the computer. While there are dozens of form factors for desktop computers, most of them are either obsolete or developed for specialized purposes. For nearly 25 years, the atx design has been the predominant form factor for home and office pcs. Specifications page for hp compaq elite 8300 series. Below is a listing of the various motherboard form factors and links to additional information about each of them. Using the small form factor computer in a tower orientation the small form factor computer can be used in a tower orientation by purchasing an optional tower stand. Every part of your pc plugs into the motherboard you choose.
Today, the most common motherboard form factor for desktop computers is the atx form factor. Just like other pc components, motherboards have standardized form factors, including atx, microatx, and miniitx. The largest of the three motherboard sizes were looking at, the atx measures 12 inches by 9. That page contains sections about each of the motherboard form factors and information on how to distinguish each of them. Basically btx motherboards are leftsideright compared to atx and not upsidedown as before. A leading market research company reports that embedded. Types of computer cases and motherboard factors utilize. In computing, the form factor is the specification of a motherboard the dimensions, power. The size of the motherboard is often called the form factor and there are several standards. Hp prodesk 600 g1 small form factor pc manuals hp customer. It is the large circuit board where all other components of a computer connects to such as the cpu, memory modules, hard drives, and graphics card. Hp compaq elite 8300 pc product specifications hp customer. At is the oldest form factor introduced by ibm in the 80s.
With the baby at form factor the width of the motherboard was decreased from 12 to 8. The atx form factor is essentially a baby at motherboard rotated 90 degrees within the chassis enclosure and providing a new mounting configuration for the. Form, hardware, hardware terms, motherboard, motherboard terms, standard. How to design custom enclosures for motherboardbased systems. Hardware reference guide dc7800 series small form factor model. Because the power supply orientation and specification are modified, and the baby at motherboard is rotated through 90 degrees, the processor can be relocated away from the expansion slots, and the longer side of the board can be used to host. Standardization means you can easily find a processor, ram, power supply, and storage that works with your motherboard. The size, shape, layout, and usefulness of your motherboard are defined by its form factor. We use your linkedin profile and activity data to personalize ads and to show you more relevant ads. Types of computer motherboard the types of system board should not be confused with the form factors. Adapters go into the slots on the riser board instead of into motherboard slots. Each motherboard differs from the other in size, shape, location of mounting holes, type of power connector and their position. Atx form factor overview the atx form factor improves upon baby at and lpx in a number of ways.
Invented by intel in 1995, it incorporates the first major change in the layout of pc motherboards to occur in years. The 22pin extension connector usually is installed in line with pci slot 6, which is the second one from the right. Support for microsoft windows 7 ended january 14, 2020. Fast growing metrology supplier expands formfactors. Table 1 summarizes the features of the microatx form factor. The most popular motherboard form factors are atx, microatx a smaller version of atx, and miniitx a smaller version of microatx. There are several standard form factors available, but some of the. Sep 27, 2019 the asus prime b450ma microatx motherboard for amd ryzen processors. For a comparison of form factors, past and present, check out motherboards. Hp prodesk 600 g1 small form factor pc choose a different product series warranty status. In computing, the form factor is the specification of a motherboard the dimensions, power supply type, location of mounting holes. The motherboard is the main board in your computer that contains.
This system utilizes an active power factor corrected power supply. Buy intel desktop board media series lga 1155 ddr 33 microatx form factor boxdh67blb3. Dell precision 3431 small form factor service manual. Later the btx form factor had a big change by turning it into a mirror image of the atx standard. Unspecified check warranty status manufacturer warranty has expired see details covered under manufacturer warranty covered under extended warranty, months remaining month remaining days remaining day remaining see details. When you are deciding which form factor to use, the motherboard drives the decision because it determines what the system can do. If youre looking to integrate a standard form factor motherboard into your custom enclosure, the common atx motherboard is universal, powerful, and costeffective. Motherboard form factors explained guide to motherboard.
The hp logo plate on the front bezel is adjustable for either desktop or tower orientation. There are a lot of motherboard manufacturers producing motherboards of various form factors. Atx formfactor overview the atx formfactor improves upon baby at and lpx in a number of ways. Originally, they were a niche product, designed for fanless cooling with a low power consumption architecture, which made them useful for home theater pc systems, where fan noise can detract from the cinema experience. Nearly every motherboard for home computers at your local pc shop or online will be in one of these flavors. Intel created the atx form factor and first introduced it in 1995. Motherboard form factors explained guide to motherboard sizes. The motherboard is the main board in your computer that contains the bios chips, ram, io ports, and cpu. The call outs show the names and the layout of the components inside the computer. The form factor affects where individual components go and the shape of the computers case. A note indicates important information that helps you make better use of your product. Content provided on this page contains information and standards formerly located on the website. Determines general layout, size and feature placement on the motherboard. To keep your data safe, this tool requires twofactor authentication.
The motherboard is the main component of a computer. Some motherboards, such as the nlx and lpx form factors, had a riser board that attached to the smaller motherboard. A basic guide to motherboard, case and power supply form factors. A form factor is introduced in scattering problems to account for the spatial extent of the scatterer. Motherboards come in a variety of different shapes and sizes, which is known as the form factor. The most common form factor is atx, which evolved to miniatx, nanoatx, picoatx, and further. Computer form factors are important for any potential pc builder or upgrader, because theyre a fixed set of dimensions. For form factors of computing components other than motherboards, see form factor design. Chapter form factors, power supplies, and working inside. Form factors such as physical size, shape, component placement, power supply connectors etc. Generally, solid state drives are 22 millimeters wide.
Motherboard form factor if you are looking for additional information about the type or form factor of the motherboard, see the form factor definition. The shape and layout of a motherboard is called the form factor. A caution indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. Motherboards free delivery possible on eligible purchases.