Intel® Server Board M50CYP2SB Family Technical Product Specification
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6.1.3
Optional 12-V Power Connectors
The server board includes five 2x2-
pin power connectors labeled “OPT_12V_PWR”
. The connectors provide
supplemental 12 V power-out to high-power PCIe* x16 add-in cards that have power requirements that
exceed the 75 W maximum power supplied by the riser card slot. These connectors are identified in the
following figure.
provides the pinout for the connectors.
A cable from the connectors may be routed to a power-in connector on the given add-in card. Maximum
power draw for each connector is 225 W. Maximum power is also limited by available power provided by the
power supply and the total power draw of the given system configuration. A power budget calculation for the
complete system should be performed to determine how much supplemental power is available to support
any high-power add-in cards. The connector manufacturer is Foxconn* Interconnect Technology Limited;
manufacturer part number is HM3502E-HS7.
Figure 34. Riser Slot Auxiliary Power Connectors
Table 16. Riser Slot Auxiliary Power Connector Pinout
Pin #
Signal Name
1
GROUND
2
GROUND
3
P12V
4
P12V
