Only compatible with their 300-series chipset-based motherboards, the Core i9-9900K 3.6 GHz Eight-Core LGA 1151 Processor from Intel is designed for gaming, creating, and productivity. It has a base clock speed of 3.6 GHz and comes with features such as Intel Optane Memory support, AES-NI encryption, Intel vPro technology, Intel TXT, Intel Device