 | |
| 规格 | 尺寸 (mm) |
|---|---|
| WTX | 356×425 |
| AT | 350×305 |
| Baby-AT | 330×216 |
| BTX | 325×266 |
| ATX | 305×244 |
| EATX | 305×330 |
| LPX | 330×229 |
| NLX | 254×228 |
| microATX | 244×244 |
| DTX | 244×203 |
| FlexATX | 229×191 |
| Mini-DTX | 203×170 |
| EBX | 203×146 |
| Mini-ITX | 170×170 |
| EPIC | 165×115 |
| ESM | 149×71 |
| Nano-ITX | 120×120 |
| COM Express | 125×95 |
| ESMexpress | 125×95 |
| ETX / XTX | 114×95 |
| Pico-ITX | 100×72 |
| PC/104 | 96×90 |
| mobile-ITX | 75×45 |
| Ultra ATX | ?×244 |