Only half of new RAM is recognised Tags: Memory RAM Motherboards Computer Last response: October 9, 2012 8:27 AM in Memory Share leedsboy October 9, 2012 6:28:40 AM I have just replaced my 2x1GB RAM sticks with 2x2GB RAM sticks. The computer boots up fine, but when I look in computer properties it is only recognising 2GB of RAM. I have Windows 7 64-bit installed. The 2 RAM sticks are installed in the first 2 slots on the mother board, as instructed in the manual, and where I removed the original 2 from. Motherboard - Gigabyte GA-MA770-DS3 Anybody able to help me with this one? More about : half ram recognised chimera201 a b V Motherboard October 9, 2012 7:11:43 AM Have u tried installing in same color slots? Is ur RAM DDR3? mubin a b } Memory a b V Motherboard October 9, 2012 7:48:44 AM Install ram in sequence. Slot_1 and slot_3(channel 0) or slot_2 and slot_4(channel 1). Two different color slot. You use first 2 slot, means different channel. Thats why another 2gb is not recognize. Install in same channel and you will be fine. Related resources ASUS M5A97 EVO R2.0 only recognising half installed RAM - Forum Bios only detecting half of available ram of new windows 8.1 install - Forum Only half my ram is showing on new build - Forum Memory dump now half RAM not recognised - Forum Why is only half of my RAM Usable? - Forum Can't find your answer ? Ask ! Get the answer leedsboy October 9, 2012 8:23:56 AM All sorted now - not sure what the problem actually was butI switched the 2 ram sticks around in the same slots and it is working fine now!. Thankyou for your replies mubin a b } Memory a b V Motherboard October 9, 2012 8:27:56 AM You mean same color slot? But different color slot is recommended for running dual channel memory. Ram in same color will not enable dual channel. Can't find your answer ? Ask ! Publish Related resources Only half card recognised Forum SolvedWhy is My PC only reading half of my 4Gb ram stick? Forum SolvedBIOS recognizes full 8GB RAM, Windows (my computer) only recognizes half 4GB RAM Forum SolvedOnly half of RAM usable Forum SolvedWin 8.1 only loading half of my ram Forum SolvedOnly half of installed RAM is seen Forum SolvedRAM only showing half capacity Forum SolvedLaptop only recognizes half the ram Forum SolvedRAM suddenly went to single channel, only half my ram is being read? Forum SolvedRAM suddenly went to single channel, only half my ram is being read? Forum SolvedOnly half my ram is "usable"? Please help Forum SolvedComputer not reading full Ram only half Forum SolvedBIOS only recognizing half RAM Forum Solved4 (2x2gb) Ram Cards Only Reading Half Forum SolvedMy CPU only uses half of my ram as well as half the cores Forum More resources Read discussions in other Memory categories Compatibility DDR2 DDR3 Dual Channel RAM Corsair G.SKILL !