Dell cannot speak to 3rd party non-tested retail ram on our OEM BIOS and motherboard. Dell only supports 32GB. See the online G15 5511 documentation. [IMAGE]   The Dell tested/validated OEM ram sticks are as follows = 1CXP8 16GB,DDR4,3200MHz,1RX8,2Gx64,Unbuffered,260 pin,Single Rank,1.2V,Non-ECCAdata AO1P32NCSV1-BEWSHynix HMAA2GS6AJR8N-XN, HMAA2GS6CJR8N-XNKingston K1CXP8-HYA, K1CXP8-HYC, K1CXP8-MIB, K1CXP8-MIE, K1CXP8-MIFMicron MTA8ATF2G64HZ-3G2B2, MTA8ATF2G64HZ-3G2E2, MTA8ATF2G64HZ-3G2F1Samsung M471A2G43AB2-CWE, M471A2G43BB2-CWE, M471A2G43CB2-CWE JV263 8GB,DDR4,3200MHz,1RX16,1Gx64,Unbuffered,260 pin,Single Rank,1.2V,Non-ECCSmart SMS4WEC8C1K0446FCG K7D19 8GB,DDR4,3200MHz,1RX16,1Gx64,Unbuffered,260 pin,Single Rank,1.2V,Non-ECCAdata AD4S320038G22-B KRVFX 8GB,DDR4,3200MHz,1RX16,1Gx64,Unbuffered,260 pin,Single Rank,1.2V,Non-ECCAdata AO1P32NC8W1-BD2SHCHynix HMAA1GS6CJR6N-XNKingston KKRVFX-HYC, KKRVFX-MIB, KKRVFX-MIE, KKRVFX-MIFMicron MTA4ATF1G64HZ-3G2B2, MTA4ATF1G64HZ-3G2E2, MTA4ATF1G64HZ-3G2F1Samsung M471A1G44AB0-CWE, M471A1G44BB0-CWE, M471A1G44CB0-CWE CDT82 4GB,DDR4,3200MHz,1RX16,512x64,Unbuffered,260 pin,Single Rank,1.2V,Non-ECCAdata AO1P32NC4U1-BZMSHDAvant AOJ6451U48J2320NE-NYCHynix HMA851S6DJR6N-XN, HMAG56EXNSA051NKingston KCDT82-HYD, KCDT82-MIE, KCDT82-MIRMicron MTA4ATF51264HZ-3G2J1, MTA4ATF51264HZ-3G2R1Samsung M471A5244CB0-CWE, M471A5244GB0-CWE
    [IMAGE] Current device in Hwinfor64 does this specs can be upgrade to 64gb ram? or anyone got the same spec successful install the 64gb ram? Many thanks for any help.
G15 5511, RAM, 64GB?