Intel Core i9-9900X

The Intel Core i9-9900X brings 10 cores and 10 threads. Clocks run from 3.5GHz base to 4.4GHz boost. 16MB of L3 cache helps in cache-sensitive games and workloads. It drops into the LGA2066 socket with a 165W TDP — about 16.5W per core. Match the socket to your motherboard first; cooler TDP rating second.

At $499.99 it sits in the high-end processor bracket. Drop it into the PlanMyPC builder to check compatibility with the rest of your parts and compare current processor prices across retailers. Support and warranty service run through Intel, with terms that vary by region. The full specification sheet below breaks out every listed detail, and the compatibility checker flags conflicts with parts already in your build.