Amazon.com: Crucial Ballistix Sport LT 3000 MHz DDR4 DRAM Desktop Gaming Memory Single 16GB CL15 BLS16G4D30AESB (Gray) : Everything Else
Amazon.com: Ballistix Sport LT 32G DDR4, BLS2C16G4D240FSB : Everything Else
Crucial Ballistix Sport Ddr4 2666 FOR SALE! | PicClick UK
You want 64GB of RAM for 3900X/3950X? You might wanna consider 4 x 16GB Crucial Ballistix Sport LT DDR4 3200 CL16 - They can go 3200 CL13 / 3600 CL14 / 3800
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Amazon.com: Crucial Ballistix Sport LT 3200 MHz DDR4 DRAM Desktop Gaming Memory Single 8GB CL16 BLS8G4D32AESEK (Red) : Everything Else