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。The Xeon E5-1603 v4 is a 64-bit quad-core x86 microprocessor introduced by Intel in 2016.This server MPU is designed for 1S workstations.Operating at 2.8 GHz with no turbo boost support this MPU has a TDP of 140 W and is manufactured on a 14 nm process (based on Broadwell).This model has no hyper-threading support.This specific model appears to be OEM only.