NetXtreme II User Guide
January 2010
Broadcom Corporation
Page 212 NIC Physical Characteristics Document ENGSRVT52-CDUM100-R
NIC PHYSICAL CHARACTERISTICSNIC POWER REQUIREMENTS
Table7 shows the power requirements for the BCM5708C add-in NIC.
Table8 shows the power requirements for the BCM5709 add-in NIC.
Table9 shows the power requirements for the BCM57710/BCM57711 add-in NIC.
Table 6: NIC Physical Characteristics
NIC Type NIC Length NIC Width
BCM5708 PCI Express 14.7 cm (5.79 inches) 6.4 cm (2.52 inches)
BCM5709 PCI Express x4 low-profile 11.9 cm (4.7 inches) 6.9 cm (2.7 inches)
BCM57710/BCM57711 PCI Express x8 low
profile
16.8 cm (6.6 inches) 5.1 cm (2.0 inches)
Table 7: BCM5708C NIC Power Requirements
Link NIC 3.3V Current Draw (A) NIC Power (W)
Idle (no link) 1.44 4.75
1 Gbit 1.97 6.50
100 Mbit 1.60 5.28
10 Mbit 1.62 5.35
Table 8: BCM5709C NIC Power Requirements
Link NIC 3.3V Current Draw (A) NIC Power (W)
Idle (no link) 1.01 3.32
1 Gbit 1.43 4.71
100 Mbit 1.16 3.81
10 Mbit 1.12 3.71
Table 9: BCM57710/BCM57711 NIC Power Requirements
Link NIC 12V Current Draw (A) NIC 3.3V Current Draw (A) NIC Power (W)a
a.Power, measured in watts (W), is a direct calculation of total current draw (A) multiplied by voltage (V). The maximum
power consumption for the adapter will not exceed 30W.
Idle (no link) 0.60 0.28 8.12
Low power mode 0.50 0.35 7.16
10GBASE-T link 1.23 1.79 20.67
10GBASE-T traffic 1.24 1.95 21.32