1. Back Panel Connectors & Ports Connectors and ports for connecting the computer to external devices such as display ports, audio ports, USB ports, thernet ports, PS!" ports etc. See image #elo$ for a close%up vie$.". PC& Slots PC&' Peripheral Component &nterconnectSlot for older expansion cards such as sound cards, net$ork cards, connector cards. See image #elo$ for a close%up vie$.(ave #een largely replaced #y PC&%xpress x1 slots )see mother#oard parts *+ #elo$,.+. PC& xpress x1 Slots Slot for modern expansion cards such as sound cards, net$ork cards )-i%.i, thernet, Bluetooth,, connector cards )USB, .ire-ire, eS/0/, and certain lo$%end graphics cards. See image #elo$ for a close%up vie$.1. PC& xpress x12 Slot Slot for discrete graphic cards and high #and$idth devices such as top%end solid state drives. See image #elo$ for a close%up vie$.3. 4orth#ridge /lso kno$n as 5emory Controller (u# )5C(,.Chipset that allo$s the CPU to communicate $ith the 6/5 and graphics card.Beginning from &ntel Sandy Bridge in "711, this mother#oard component is no longer present as it has #een integrated $ithin the CPU itself.2. CPU Socket8. /09 1": Po$er Connector Connects to the 1%pin po$er ca#le of a po$er supply unit $hich supplies po$er to the CPU.;. .ront Panel USB ".7 Connectors Connects to USB ".7 ports at the front or top of a computercase. See image a#ove for a close%up vie$., hard drive => and front audio ports of a computer case. See image a#ove for a close%up vie$.17. &> Connector Connects to older hard drive disks and optical drives for data transfer. See image a#ove for a close%up vie$.(ave #een replaced over #y S/0/ connectors )see mother#oard component *1+ #elo$,.11. C5?S Battery Supplies po$er to store B&?S settings and keep the real%time clock running. 0he C5?S #attery found on most mother#oards is the C6"7+" lithium coin cell.1". South#ridge /lso kno$n as the &nput!?utput Controller (u# )&C(,.Chipset that allo$s the CPU to communicate $ith PC& slots, PC&%xpress x 1 slots )expansion cards,, S/0/ connectors )hard drives, optical drives,, USB ports )USB devices,, thernet ports and on%#oard audio.1+. S/0/ Connectors Connects to modern hard disk drives, solid state drives and optical drives for data transfer. See image a#ove for a close%up vie$.11. .an (eaders Supplies po$er to the CPU heat sink fan and computer case fans. See image a#ove for a close%up vie$.13. 6/5 Slots &nsert 6/5 here. 12. /09 Po$er Connector Connects to the "1%pin /09 po$er ca#le of a po$er supplyunit $hich supplies po$er to the mother#oard.18. mS/0/ Connector Connects to a mS/0/ solid state drive. &n most cases, this SS> is used as cache to speed up hard disk drives, #ut it@s possi#le to re%purpose it as a regular hard drive.1;. .ront Panel USB +.7 Connector Connects to USB +.7 ports at the front or top of the computer case.1