CPU is 3.9GHz , comes with factory HS and fan Motherboard comes with backing plate and original box Motherboard specs Socket FM2+ DDR3 2x SATA VGA HDMI * 1 x PCIe 3.0 x16 slot * 1 x PCIe 2.0 x1 slot * 1 x PCI slot Realtek PCI-E GbLAN controller RTL8111G - Supports 10Mb/s, 100Mb/s and 1000Mb/s