Manufacturer Code : 00YE893. Lenovo Intel Xeon E5-2603 v4 Hexa-core (6 Core) 1.70 GHz Processor Upgrade - Socket R3 (LGA2011-3) - 1.50 MB - 15 MB Cache - 6.40 GT/s QPI - 64-bit Processing - 14 nm - 85 W - 73°C.Intel® Xeon® Processor E5-2600 Product Family The Intel® Xeon® processor E5-2600 product family is at the heart of a flexible and efficient data center that meets your diverse needs. These engineering marvels are designed to deliver the best combination of performance, energy efficiency, built-in capabilities, and cost-effectiveness. From virtualization and cloud computing to design automation or real-time financial transactions, you'll be delighted by better than ever performance and energy efficiency. I/O latency is dramatically reduced with Intel® Integrated I/O, which helps you to eliminate data bottlenecks, streamline your operations, and increase your agility. The Intel® Xeon® processor E5-2600 product family - versatile processors at the heart of today's data center.