当店はPCパーツを販売する専門ショップです。■CPUとご搭載いただくマザボードの相性についてご不安のある方は、ご落札前に事前に質問にてお問い合わせください。■当商品はES品ではなく正規品です Core i9-9900X is a 64-bit deca-core high-performance x86 desktop microprocessor introduced by Intel in late 2018.This chip, which is based on the Skylake microarchitecture, is fabricated on Intel's 14 nm process.The i9-9900X operates at 3.5 GHz with a TDP of 165 W and a Turbo Boost frequency of up to 4.4 GHz.The processor supports up to 128 GiB of quad-channel DDR4-2666 memory.