Intel Processor Power Requirements
| Speed |
Std Voltage |
Max Voltage |
Typical Power |
Max Power |
| P54C (Pentium) |
| 75MHz |
3.3V |
3.6V |
3.00W |
8.00W |
| 90MHz |
3.3V |
3.6V |
3.50W |
9.00W |
| 100MHz |
3.3V |
3.6V |
3.90W |
10.10W |
| 120MHz |
3.3V |
3.6V |
5.06W |
12.81W |
| 133MHz |
3.3V |
3.6V |
4.30W |
11.20W |
| 150MHz |
3.3V |
3.6V |
4.90W |
11.60W |
| 166MHz |
3.5V |
3.6V |
5.40W |
14.50W |
| 200MHz |
3.5V |
3.6V |
6.50W |
15.50W |
| P6 (Pentium Pro) |
| 150MHz (256K) |
3.1V |
3.3V |
23.00W |
29.20W |
| 166MHz (512K) |
3.3V |
3.45V |
27.50W |
35.00W |
| 180MHz (256K) |
3.3V |
3.45V |
24.80W |
31.70W |
| 200MHz (256k) |
3.3V |
3.45V |
27.30W |
35.00W |
| 200MHz (512k) |
3.3V |
3.45V |
32.60W |
37.90W |
| 200MHz (1MB) |
3.3V |
3.45V |
43.00W |
47.00W |
| Pentium II |
| 233MHz |
2.8V |
2.9V |
33.60W |
34.80W |
| 266MHz |
2.8V |
2.9V |
37.00W |
38.20W |
| 266MHz (65x core) |
2.0V |
2.1C |
17.80W |
19.50W |
| 300MHz |
2.8V |
2.9V |
41.40W |
43.0W |
| 333MHz |
2.0V |
2.1V |
21.80W |
23.70W |
| 350MHz |
2.0V |
2.1V |
20.80W |
21.50W |
| 400MHz |
2.0V |
2.1V |
23.60W |
24.30W |
| 450MHz |
2.0V |
2.1V |
26.40W |
27.10W |
| Pentium III |
| 500MHz (512KB) |
2.0V |
|
|
28.0W |
| 600MHz (512KB) |
2.0V |
|
|
34.5W |
| 500MHz (256KB) |
1.65V |
|
|
16.0W |
| 600MHz (256KB) |
1.65V |
|
|
19.8W |
| 650MHz |
1.65V |
|
|
21.5W |
| 700MHz |
1.65V |
|
|
23.1W |
| 750MHz |
1.65V |
|
|
24.5W |
| 800MHz |
1.65V |
|
|
26.4W |
| 850MHz |
1.65V |
|
18.20W |
26.7W |
| 866MHz |
1.65V |
|
|
26.9W |
| 1000MHz |
1.7V |
|
24.80W |
33.0W |
| Pentium III LV / ULV |
| 750MHz LV |
1.35V |
|
12.40W |
|
| 866MHz LV mob |
1.15V |
|
10.10W |
|
| 600MHz ULV |
1.10V |
|
6.40W |
|
| 700MHz ULV mob |
1.10V |
|
7.00W |
|
| Pentium III-M |
| 300MHz (256K) |
0.95V |
|
0.5W |
|
| 350MHz (256K) |
0.95V |
|
0.5W |
|
| 700MHz (512K) |
1.1V |
|
7.0W |
|
| 750MHz (512K) |
1.1V |
|
7.0W |
|
| Pentium 4 |
| 1400MHz (256K) |
1.3V |
? |
? |
71.0W |
| 1500MHz (256K) |
1.3V |
? |
? |
75.0W |
| 1600MHz (256K) |
1.3V |
? |
30.0W |
84.0W |
| 2000MHz (256K) |
1.3V |
? |
? |
100.1W |
AMD Processor Power Requirements
| Speed |
Std Voltage |
Max Voltage |
Typical Power |
Max Power |
| K75 Athlon (Thunderbird) |
| 550MHz |
1.6V |
? |
? |
31.0W |
| 600MHz |
1.6V |
? |
? |
34.0W |
| 650MHz |
1.6V |
? |
32.4W |
36.0W |
| 700MHz |
1.6V |
? |
34.4W |
39.0W |
| 750MHz |
1.6V |
? |
36.3W |
40.0W |
| 800MHz |
1.7V |
? |
38.3W |
48.0W |
| 850MHz |
1.7V |
? |
40.2W |
50.0W |
| 900MHz |
1.75V |
? |
44.6W |
51.1W |
| 950MHz |
1.75V |
? |
46.7W |
52.0W |
| 1000MHz |
1.75V |
? |
48.7W |
55.0W |
| 1200MHz |
1.75V |
? |
59.0W |
66.0W |
| 1300MHz |
1.75V |
? |
61.0W |
68.0W |
| 1333MHz |
1.75V |
? |
63.0W |
70.0W |
| 1400MHz |
1.75V |
? |
65.0W |
72.0W |
| Athlon 4 (Palomino) |
| 1500+ (1333MHz) |
1.75V |
? |
53.8W |
60.0W |
| 1600+ (1400MHz) |
1.75V |
? |
56.3W |
62.8W |
| 1700+ (1466MHz) |
1.75V |
? |
57.4W |
64.0W |
| 1800+ (1533MHz) |
1.75V |
? |
59.2W |
66.0W |
| 1900+ (1600MHz) |
1.75V |
? |
? |
70.0W |
| 2000+ (1666MHz) |
1.75V |
? |
? |
71.0W |
| 2100+ (1733MHz) |
1.75V |
? |
? |
72.0W |
| Athlon 4 (Thoroughbred) |
| 2100+ (1733MHz) |
1.60V |
? |
? |
43.0W |
| 2200+ (1800MHz) |
1.60V |
? |
? |
46.0W |
| K7 Duron (Spitfire) |
| 550MHz |
1.5V |
? |
18.9W |
21.1W |
| 600MHz |
1.5V |
? |
20.4W |
22.7W |
| 650MHz |
1.5V |
? |
21.8W |
24.3W |
| 700MHz |
1.5V |
? |
22.9W |
25.5W |
| 850MHz |
1.6V |
? |
? |
38.0W |
| 900MHz |
1.6V |
? |
? |
40.0W |
| 950MHz |
1.6V |
? |
37.2W |
41.5W |
| K7 Duron (Morgan) |
| 1000MHz |
1.75V |
? |
41.2W |
46.1W |
| 1100MHz |
1.75V |
? |
? |
51.0W |
| 1200MHz |
1.75V |
? |
? |
55.1W |
| 1300MHz |
1.75V |
? |
? |
57.2W |