16GB DDR4 2666MHz RAM For DELL SNPVM51CC/16G 2RX8 PC4-2666V Server Memory Works Perfectly Fast Ship High Quality _ - AliExpress Mobile
Why Task Manager shows 1333 Mhz and not 2666 Mhz despite adding 2*2GB 1333 Mhz (DDR3 KIT) and CPU-Z shows Dual Channel & DRAM Frequency at 665 Mhz? - Quora
The full name is 4,00GB Single-Channel DDR3 @ 665MHz Im' trying to upgrade my laptop more in comments - 9GAG
665 MHz DDR3 4 GB RAM Kötü mü ? | Technopat Sosyal
SOLVED] - Windows not running rams in their full Mhz speed | Tom's Hardware Forum