Xilinx SP605 Hardware User's Manual page 32

Chapter 1: SP605 Evaluation Board
See the Spartan-6 FPGA GTP Transceivers User Guide (UG386) for more information.
Also, see the following websites for more information about the Spartan-6 FPGA Integrated
Endpoint Block for PCI Express:
32
SP605 board. The 6-pin Mini-Fit type connector is marked with a no PCIe power label to warn
users of the potential hazard.
Product information, www.xilinx.com/products/intellectual-
property/s6_pci_express_block.html
In addition, see the PCI Express specifications for more information.
www.xilinx.com
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SP605 Hardware User Guide
UG526 (v1.9) February 14, 2019