Went from 2666Mhz ddr4 ram to 4000mhz ram and write speed is very low but read speed is good : r/overclocking
Royal Memory: G.Skill's 32 GB DDR4-4000 CL15 Kit for AMD & Intel
Faster RAMs? - Tech Talk - Microsoft Flight Simulator Forums
G.Skill RipJaws V Series 16GB (2 x 8GB) 288-Pin SDRAM (PC4-32000) DDR4 4000 CL18-22-22-42 1.35V Dual Channel Desktop Memory Model F4-4000C18D-16GVK at Amazon.com
Intel Core i7 3770K @ 4000 MHz - CPU-Z VALIDATOR
Frequency problem after adding 2 memory sticks (G-Skill 4000Mhz) : r/overclocking
G.SKILL Trident Z Royal Elite DDR4-4000 MHz CL14 2x8 GB Review - Intel Performance Results | TechPowerUp
Patriot Viper Steel 4000 MHz CL19 DDR4 review - CPU-Z – DDR4 with a Core i7 processor, with XMP enabled
xmp 4000mhz does this make any sense to you guys? - CPUs, Motherboards, and Memory - Linus Tech Tips