Central Juan - Not sure what to choose for a PC case size for your motherboard? First you need to know what motherboard form factors you have. The common motherboard form factors:
![Trunab PC Tower Carrying Strap with Handle, Desktop Computer Case Belt Holder with Pockets for Keyboard, Cable, Headphone, Mouse, Ideal for Transporting On The Go, Black - Patented Design Trunab PC Tower Carrying Strap with Handle, Desktop Computer Case Belt Holder with Pockets for Keyboard, Cable, Headphone, Mouse, Ideal for Transporting On The Go, Black - Patented Design](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/81aTSzirINL.jpg)
Trunab PC Tower Carrying Strap with Handle, Desktop Computer Case Belt Holder with Pockets for Keyboard, Cable, Headphone, Mouse, Ideal for Transporting On The Go, Black - Patented Design
![Amazon.com: Mini-ITX Case Micro PC Case - Aluminum Portable Computer Case - Small Backpack PC Case for Gaming with PCI-E Riser Cable… : Electronics Amazon.com: Mini-ITX Case Micro PC Case - Aluminum Portable Computer Case - Small Backpack PC Case for Gaming with PCI-E Riser Cable… : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/S/aplus-media-library-service-media/48d935ce-90f2-465a-b178-dae7ed172277.__CR0,0,970,600_PT0_SX970_V1___.jpg)
Amazon.com: Mini-ITX Case Micro PC Case - Aluminum Portable Computer Case - Small Backpack PC Case for Gaming with PCI-E Riser Cable… : Electronics
![Amazon.com: MATX PC Case in Mini-Size, Portable Gaming Computer Case, Aluminum Micro ATX Case for DIY Installation : Electronics Amazon.com: MATX PC Case in Mini-Size, Portable Gaming Computer Case, Aluminum Micro ATX Case for DIY Installation : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71X4RqId4OS.jpg)