Intel SE7500CW2 - Table 63. Intel Server Board SE7500 CW2 Power Budget

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