Essentials

Product Collection Intel Xeon Processor E5 Family
Code Name Products formerly Sandy Bridge EP
Vertical Segment Server
Processor Number E5-2665
Status Discontinued
Launch Date Q1'12
Expected Discontinuance Q2'15
Lithography 32 nm

Performance

# of Cores 8
# of Threads 16
Processor Base Frequency 2.40 GHz
Max Turbo Frequency 3.10 GHz
Cache 20 MB Intel Smart Cache
Bus Speed 8 GT/s
# of QPI Links 2
TDP 115 W
VID Voltage Range 0.60V-1.35V

Supplemental Information

Embedded Options Available No

Memory Specifications

Max Memory Size (dependent on memory type) 384 GB
Memory Types DDR3 800/1066/1333/1600
Max # of Memory Channels 4
Max Memory Bandwidth 51.2 GB/s
ECC Memory Supported Yes

Expansion Options

Scalability 2S Only
PCI Express Revision 3.0
Max # of PCI Express Lanes 40

Package Specifications

Sockets Supported FCLGA2011
Max CPU Configuration 2
TCASE 81.8°C
Package Size 52.5mm x 45.0mm

Advanced Technologies

Intel Turbo Boost Technology 2.0
Intel vPro Platform Eligibility Yes
Intel Hyper-Threading Technology Yes
Intel Virtualization Technology (VT-x) Yes
Intel Virtualization Technology for Directed I/O (VT-d) Yes
Intel VT-x with Extended Page Tables (EPT) Yes
Intel 64 Yes
Instruction Set 64-bit
Instruction Set Extensions Intel AVX
Idle States Yes
Enhanced Intel SpeedStep Technology Yes
Intel Demand Based Switching Yes
Thermal Monitoring Technologies Yes
Intel Flex Memory Access No
Intel Identity Protection Technology No

Security & Reliability

Intel AES New Instructions Yes
Intel Trusted Execution Technology Yes
Execute Disable Bit Yes