Gigabyte GA-B250M-DS3H Users Manual - Page 10

The four memory sockets are divided into two channels and each channel has two memory sockets as following: Channel A: DDR4_2, DDR4_4 Channel B: DDR4_1, DDR4_3 Dual Channel Memory Configurations Table DDR4_4 DDR4_2 DDR4_3 2 Modules - - DS/SS - - DS/SS - - DS/SS 4 Modules DS/SS DS/SS DS/SS (SS=Single-Sided, DS=Double-Sided, "- -"=No Memory) DDR4_1 DS/SS - DS/SS Due to CPU limitations, read the following guidelines before installing the memory in Dual Channel mode. 1. Dual Channel mode cannot be enabled if only one memory module is installed. 2. When enabling Dual Channel mode with two or four memory modules, it is recommended that memory of the same capacity, brand, speed, and chips be used. 1-5 Installing an Expansion Card Read the following guidelines before you begin to install an expansion card: •• Make sure the motherboard supports the expansion card. Carefully read the manual that came with your expansion card. •• Always turn off the computer and unplug the power cord from the power outlet before installing an expansion card to prevent hardware damage. 1-6 Back Panel Connectors USB 2.0/1.1 Port The USB port supports the USB 2.0/1.1 specification. Use this port for USB devices. PS/2 Keyboard/Mouse Port Use this port to connect a PS/2 mouse or keyboard. D-Sub Port The D-Sub port supports a 15-pin D-Sub connector and supports a maximum resolution of 1920x1200@60 Hz (the actual resolutions supported depend on the monitor being used). Connect a monitor that supports D-Sub connection to this port. DVI-D Port (Note) The DVI-D port conforms to the DVI-D specification and supports a maximum resolution of 1920x1200@60 Hz (the actual resolutions supported depend on the monitor being used). Connect a monitor that supports DVI-D connection to this port. (Note) The DVI-D port does not support D-Sub connection by adapter. - 10 -