This is my Current PC build I made just before the 3000 series was released: Ryzen 5 3600, B450 Tomahawk Max Motherboard, Corsair Vengeance DDR4 3200Mhz 16GB Ram, wraith Prysm CPU cooler,
Team Group 1 Module Computer Memory (RAM) for sale | eBay
Best Buy: CORSAIR Vengeance RGB PRO 16GB (2PK x 8GB) 3000MHz DDR4 C15 DIMM Desktop Memory Black CMW16GX4M2C3000C15