Does RAM speed matter for gaming on AMD Ryzen? Testing memory up to 4000MHz | Eurogamer.net
3200MHz vs. 3600MHz vs. 4000MHz | Best RAM for Ryzen 5000? - YouTube
Corsair Vengeance RGB PRO SL 64GB (2x32GB) DDR4 4000MHz C18 Optimized for AMD Ryzen Desktop Memory (10 Ultra-Bright RGB LEDs, Custom Performance PCB, Tight Response Times, Intel XMP 2.0) Black at Amazon.com
CORSAIR VENGEANCE PRO 16 GB (2PK x 8GB) 4000MHz DDR4 C18 DIMM Desktop Memory with RGB lighting Black CMW16GX4M2Z4000C18 - Best Buy
CORSAIR VENGEANCE PRO 16 GB (2PK x 8GB) 4000MHz DDR4 C18 DIMM Desktop Memory with RGB lighting Black CMW16GX4M2Z4000C18 - Best Buy
Kingston Fury Renegade 32 GB (2 x 16 GB) 4000 MHz DDR4 CL19 Desktop Memory Kit of 2 KF440C19RB1K2/32 at Amazon.com
G.Skill Trident Z RGB Series 32GB (2 x 16GB) 288-Pin SDRAM DDR4 4000 (PC4-32000) CL18-22-22-42 1.40V Dual Channel Desktop Memory Model F4-4000C18D-32GTZR at Amazon.com
Ryzen 5600 memory: I enabled the XMP profile for 4000 mhz RAM... - CPUs, Motherboards, and Memory - Linus Tech Tips