Intel® Xeon® Processor E5-2643 v3 20M Cache, 3.40 GHz

SR204 CPU Specifications Total Cores 6 Total Threads 12 Max Turbo Frequency 3.70 GHz Intel® Turbo Boost Technology 2.0 Frequency‡ 3.70 GHz Processor Base Frequency 3.40 GHz Cache 20 MB Intel® Smart Cache Bus Speed 9.6 GT/s # of QPI Links 2 TDP 135 W Supplemental Information Embedded Options Available No Datasheet View now Memory Specifications Max Memory Size (dependent on memory type) 768 GB Memory Types DDR4 1600/1866/2133 Max # of Memory Channels 4 Max Memory Bandwidth 68 GB/s Physical Address Extensions 46-bit ECC Memory Supported   ‡ Yes Expansion Options Scalability 2S PCI Express Revision 3 PCI Express Configurations ‡ x4 |  x8 |  x16 Max # of PCI Express Lanes 40 Package Specifications Sockets Supported FCLGA2011-3 Max CPU Configuration 2 TCASE 77.3°C Package Size 52.5mm x 45mm Advanced Technologies Intel® Turbo Boost Technology ‡ 2 Intel® Hyper-Threading Technology ‡ Yes Intel® Transaction