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Can I use 8GB 2666m MHz CL19 and 16GB 2666 MHz CL15 for Dual Channel Ram? Or, any suggestions? - Quora
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3200 CL22 vs. 2666 CL 19, 16 GB sodimm ram upgrades - CPUs, Motherboards, and Memory - Linus Tech Tips
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Adamanta 8GB (1x8GB) Laptop Memory Upgrade DDR4 2666Mhz PC4-21300 SODIMM 1Rx8 CL19 1.2v Notebook RAM DRAM at Amazon.com
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