1Pcs 1GB DDR 400MHz PC3200 Non-ECC 184 pins in Memory Compatible Low Density Desktop PC DIMM Memory for RAM CPU GPU APU - Price history & Review | AliExpress Seller - Shop2656158
4GB 2x 2GB DDR2 PC 4200 LOW DENSITY PC2-4200 533 MHz Desktop Memory RAM Non-ECC - Walmart.com
Samsung's 30nm DDR3 DRAM boosts speeds, cuts power consumption | Engadget
memory - 64 bit OS (Windows 7, 10 & Linux Ubuntu, Linux Mint) not booting with extra RAM but 32 bit OS (Windows 7) was fine with the same additional RAM - Super User
SOLVED !!! Problems after RAM upgrade | Tom's Hardware Forum
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16GB DDR4 2400MHz PC4-19200 288 pin DESKTOP Memory Non ECC 2400 Low Density RAM – ASA College: Florida