| LEVEL | GATE | DELAY | ENERGY |
|---|---|---|---|
| NOT Gate |
1
|
1
|
1
|
| XOR Gate |
3
|
2
|
6
|
| Bigger OR Gate |
2
|
2
|
4
|
| Bigger AND Gate |
2
|
2
|
4
|
| XNOR Gate |
4
|
3
|
12
|