SE7500CW2 Server Board Technical Product Specification
General Specifications
97
Revision 1.40
Table 63. Intel® Server Board SE7500CW2 Power Budget
Items
Output Max Current (V)
Output Average Current (V)
Mother Board
Q'ty
Max
Power
Utilize
factor
Average
power
+5
+3.3 +12 -12 -5
+5
VSB
+5
+3.3
+12
-12 -5
+5
VSB
Processor Vcore
1
2 178.49
142.00
18.59
14.79
Processor VRD Eff@ 80%
35.70
20%
28.40
NB (E7500 MCH)
Vtt (1.175V~1.575V) / 2A
1
2.75
80%
2.20
0.29
0.23
E7500 Vcore (1.2V / 3.1A)
1
3.72
65%
2.42
1.41
0.92
Vddr (2.5V/ 5.8 A)
1
14.50
65%
9.43
3.63
2.36
1.375 V VRD Eff @80%
0.55
20%
0.44
1.2 V VRD Eff @80%
0.74
20%
0.48
2.5 V VRD Eff @80%
2.90
20%
1.89
SB (ICH3)
Vcc 3.3 V
1.60
65%
1.04
0.48
0.315
Vcc 1.8 V (SC 1548)
0.82
65%
0.53
0.45
0.295
1.8 V VRD Eff @80%
0.16
20%
0.11
Vcc_cpu
1
0.08
65%
0.05
0.05
0.03
Memory DDR 266
2
4
DDR 2.5V (FAN 5091)
51.88
70%
36.31 12.969
9.08
Vtt 1.25V ( FAN 5066 )
7.75
70%
5.43
2.94
2.055
2.5 V VRD Eff @80%
10.38
20%
7.26
1.25 V VRD Eff @80%
1.55
20%
1.09
P64H2
Vcc 3.3V
2
13.20
70%
9.24
2.00
1.400
Vcc1.8V (SC 1548)
2
6.34
70%
4.44
1.76
1.232
1.8 V VRD Eff @80%
1.27
20%
0.89
VGA RAGE II XL
1
1.15
80%
0.92
0.23
0.39
0.18 0.312
Super I/O (W83627HF)
1
0.75
80%
0.60
0.23
0.15
0.181
0.121
NIC 82559 Network chip
2
1.95
80%
1.25
0.39
0.250
CLK3.3 (CY28329
Generator)
1
1.35
80%
1.08
0.27
0.216
Video RAM (2MX 32)
1
0.99
80%
0.79
0.30
0.240
System ROM (FWH)
1
0.04
80%
0.03
0.01
0.010
Others
7.50
50%
3.75
1.50
0.75
USB
2
5.00
50%
2.50
1.00
0.50
Keyboard
1
0.75
50%
0.38
0.15
0.08
Mouse
1
0.63
50%
0.31
0.13
0.06
System Fan
4
9.90
75%
7.43
1.98
1.49
CPU Fan
2
4.80
75%
3.60
0.48
0.36
Board Level output current
13.01 7.171
16.90
0.484
Note:
1. Intel
®
Xeon™ FMB: 1.311~ 1.394V/ 65A
Intel
®
Xeon™ DP: 71W
Assumed VRM Eff. = 80%
From processor Vcore
