HP - DDR4 - module - 8 GB - DIMM 288-pin - 2666 MHz / PC4-21300 - unbuffered - 3PL81AT - Computer Memory - CDW.com
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A-Tech 16GB (2x8GB) DDR4 2666 MHz UDIMM PC4-21300 (PC4-2666V) CL19 DIMM Non-ECC Desktop RAM Memory Modules at Amazon.com
Kingston ValueRAM 32GB DDR4 SDRAM Memory Module 32 GB DDR4 2666PC4 21300 DDR4 SDRAM 2666 MHz CL19 1.20 V Non ECC Unbuffered 260 pin SoDIMM Lifetime Warranty - Office Depot
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