Gigabyte GA-H57M-USB3 Manual - Page 8
GA-H57M-USB3/GA-H55M-USB3 Motherboard Block Diagram - memory
UPC - 818313010018
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GA-H57M-USB3/GA-H55M-USB3 Motherboard Block Diagram 1 PCI Express x16 CPU CLK+/- (133 MHz) PCIe CLK (100 MHz) LGA1156 CPU DDR3 1666 (O.C.)/1333/1066/800 MHz Dual Channel Memory DMI Interface FDI Interface x16 PCI Express Bus x1 Gen 2 2 USB 3.0 Switch PCI Express Bus x1 Gen 1 NEC D720200F1 x4/ X1 x1 x1 RTL8111D RJ45 GIGABYTE SATA2 Intel® H57 j Intel® H55 k 1 PCI Express x4 j 1 PCI Express x1 k PCI Bus LAN 2 SATA 3Gb/s ATA-133/100/66/33 IDE Channel TSB43AB23 2 IEEE 1394a CODEC DisplayPort, HDMI, or DVI-D (Note 1) D-Sub Dual BIOS 6 SATA 3Gb/s 14 USB Ports (Note 2) j 12 USB Ports (Note 2) k LPC Bus IT8720 Floppy COM PS/2 KB/Mouse Surround Speaker Out Center/Subwoofer Speaker Out Side Speaker Out MIC Line Out Line In S/PDIF In S/PDIF Out 2 PCI PCI CLK (33 MHz) j Only for GA-H57M-USB3. k Only for GA-H55M-USB3. (Note 1) You can use only one of the onboard digital graphics ports (e.g. DisplayPort, HDMI, and DVI-D) for output when in the BIOS Setup program or when during the POST screens. (Note 2) Two share the same ports with USB 3.0. - 8 -