Processor Number E5-2640
# of Cores 6
# of Threads 12
Clock Speed 2.5 GHz
Max Turbo Frequency 3.0 GHz
Bus/Core Ratio 30
Intel® QPI Speed 7.2 GT/s
# of QPI Links 2
Instruction Set 64-bit
Instruction Set Extensions AVX
Embedded Options Available No
Lithography 32 nm
Scalability 2S Only
Max TDP 95 W
VID Voltage Range 0.60V-1.35V

Memory Specifications
Max Memory Size (dependent on memory type) 750 GB
Memory Types DDR3-800/1066/1333
# of Memory Channels 4
Max Memory Bandwidth 42.6 GB/s
ECC Memory Supported Yes
Graphics Specifications
Integrated Graphics
Expansion Options
PCI Express Revision 3.0
# of PCI Express Ports 40
Package Specifications
Max CPU Configuration 2
TCASE 77.4°C
Package Size 52.5mm x 45.0mm
Sockets Supported FCLGA2011
Low Halogen Options Available See MDDS
Advanced Technologies
Intel® Turbo Boost Technology 2.0
Intel® vPro Technology Yes
Intel® Hyper-Threading Technology Yes
Intel® Virtualization Technology (VT-x) Yes
Intel® Virtualization Technology for Directed I/O (VT-d) Yes
Intel® Trusted Execution Technology Yes
AES New Instructions Yes
Intel® 64 Yes
Idle States Yes
Enhanced Intel SpeedStep® Technology Yes
Intel® Demand Based Switching Yes
Thermal Monitoring Technologies Yes
Intel® Flex Memory Access Yes
Execute Disable Bit Yes