AMD Ryzen 9 3900XT

The AMD Ryzen 9 3900XT is a high-end desktop processor from AMD's Ryzen 3000XT series, launched on July 7, 2020. It features 12 cores and 24 threads, with a base clock of 3.8 GHz and a boost clock of 4.7 GHz. The processor is built on a 7 nm process node and has a TDP of 105 W. It includes 768 KB of L1 cache, 6 MB of L2 cache, and 64 MB of L3 cache. The 3900XT supports DDR4-3200 memory across two channels and does not support ECC memory. It has no integrated graphics and requires a discrete GPU. The processor uses the AM4 socket and provides 24 PCIe 4.0 lanes. It supports x86-64 instruction sets and has an unlocked multiplier for overclocking. The launch MSRP was $499.