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Amazon.com: Ai5G RAM 4G 8G 16G 2133 2400 2666MHz DDR4 RAM Desktop Computer Memory Card (8G-DDR4-2133) : Electronics
Can 4GB 2400 MHz and 4GB 2133 MHz RAM be used together? If yes, then what is the performance? Is it better than 8GB 2133 MHz? - Quora
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