Intel Xeon E5-2637 v4 - P/N: SR2P3E5 2637 v4 Essentials Product Collection Intel Xeon Processor E5 Family Code Name Products formerly Sandy Bridge EP Vertical Segment Server Processor Number E5 2637 Lithography 32 nm CPU Specifications Total Cores 2 Total Threads 4 Max Turbo Frequency 3. 50 GHz Intel Turbo Boost Technology 2. 0 Frequency 3. 50 GHz Processor Base Frequency 3. 00 GHz Cache 5 MB Intel Smart Cache Bus Speed 8 GT s # of QPI Links 2 TDP 80 W Supplemental Information