![These 2 sticks are both 2666 16GB but aren't compatible together on my PC. Is there a reason? Or is my motherboard acting up? : r/HyperX These 2 sticks are both 2666 16GB but aren't compatible together on my PC. Is there a reason? Or is my motherboard acting up? : r/HyperX](https://preview.redd.it/vd8asot14f361.jpg?auto=webp&s=cf7defcbd73f7aafe9052461424c13d7ed423d35)
These 2 sticks are both 2666 16GB but aren't compatible together on my PC. Is there a reason? Or is my motherboard acting up? : r/HyperX
![HyperX Fury 8GB 2666MHz DDR4 CL16 DIMM 1Rx8 Black XMP Desktop Memory Single Stick HX426C16FB3/8 at Amazon.com HyperX Fury 8GB 2666MHz DDR4 CL16 DIMM 1Rx8 Black XMP Desktop Memory Single Stick HX426C16FB3/8 at Amazon.com](https://m.media-amazon.com/images/I/51mJ4nx0iwL.jpg)
HyperX Fury 8GB 2666MHz DDR4 CL16 DIMM 1Rx8 Black XMP Desktop Memory Single Stick HX426C16FB3/8 at Amazon.com
![Kingston Kingston Fury Red 16GB (2x8GB) DDR4 PC4-21300C16 2666MHz Dual Channel Kit (HX426C16FR2K2/16) 16 GB (2 x 8 GB) DDR4-2666 CL16 Memory (HX426C16FR2K2/16) - PCPartPicker Kingston Kingston Fury Red 16GB (2x8GB) DDR4 PC4-21300C16 2666MHz Dual Channel Kit (HX426C16FR2K2/16) 16 GB (2 x 8 GB) DDR4-2666 CL16 Memory (HX426C16FR2K2/16) - PCPartPicker](https://cdna.pcpartpicker.com/static/forever/images/product/d585ffc128afe827f364f623d8d4c2d4.256p.jpg)
Kingston Kingston Fury Red 16GB (2x8GB) DDR4 PC4-21300C16 2666MHz Dual Channel Kit (HX426C16FR2K2/16) 16 GB (2 x 8 GB) DDR4-2666 CL16 Memory (HX426C16FR2K2/16) - PCPartPicker
![HyperX Fury 16GB 2666MHz DDR4 CL16 DIMM (Kit of 2) 1Rx8 Black XMP Desktop Memory HX426C16FB3K2/16 at Amazon.com HyperX Fury 16GB 2666MHz DDR4 CL16 DIMM (Kit of 2) 1Rx8 Black XMP Desktop Memory HX426C16FB3K2/16 at Amazon.com](https://m.media-amazon.com/images/I/31C1dMrHlMS._AC_.jpg)
HyperX Fury 16GB 2666MHz DDR4 CL16 DIMM (Kit of 2) 1Rx8 Black XMP Desktop Memory HX426C16FB3K2/16 at Amazon.com
![HyperX FURY DDR4 4/8/16/32GB 3200 3600 2400 2666 MHZ Desktop RAM Memory DIMM LOT - La Paz County Sheriff's Office "Dedicated to Service" HyperX FURY DDR4 4/8/16/32GB 3200 3600 2400 2666 MHZ Desktop RAM Memory DIMM LOT - La Paz County Sheriff's Office "Dedicated to Service"](https://i.ebayimg.com/images/g/xn4AAOSwoZVka0O0/s-l1600.jpg)
HyperX FURY DDR4 4/8/16/32GB 3200 3600 2400 2666 MHZ Desktop RAM Memory DIMM LOT - La Paz County Sheriff's Office "Dedicated to Service"
![HX426C16FB2K2/16 | Kingston HyperX Fury 16GB 2 x 8GB DDR4-2666 PC4-21300 CL16 Single Channel Desktop Memory Kit HX426C16FB2K2/16 | Kingston HyperX Fury 16GB 2 x 8GB DDR4-2666 PC4-21300 CL16 Single Channel Desktop Memory Kit](https://cdn11.bigcommerce.com/s-2ktyxsrgtc/images/stencil/1280x1280/products/165482/172762/486588_422824_01_front_zoom__72187.1520979127.jpg?c=2)
HX426C16FB2K2/16 | Kingston HyperX Fury 16GB 2 x 8GB DDR4-2666 PC4-21300 CL16 Single Channel Desktop Memory Kit
![HyperX FURY 64GB (4 x 16GB) 288-Pin DDR4 SDRAM DDR4 2666 (PC4 21300) Desktop Memory Model HX426C16FB3K4/64 - Newegg.com HyperX FURY 64GB (4 x 16GB) 288-Pin DDR4 SDRAM DDR4 2666 (PC4 21300) Desktop Memory Model HX426C16FB3K4/64 - Newegg.com](https://c1.neweggimages.com/productimage/nb640/A4K0_1_201908292098390750.jpg)
HyperX FURY 64GB (4 x 16GB) 288-Pin DDR4 SDRAM DDR4 2666 (PC4 21300) Desktop Memory Model HX426C16FB3K4/64 - Newegg.com
![HyperX Fury 8GB 2666MHz DDR4 CL16 DIMM 1Rx8 Black XMP Desktop Memory Single Stick HX426C16FB3/8 at Amazon.com HyperX Fury 8GB 2666MHz DDR4 CL16 DIMM 1Rx8 Black XMP Desktop Memory Single Stick HX426C16FB3/8 at Amazon.com](https://m.media-amazon.com/images/I/51lSuEyr5ZL.jpg)