Essentials

Product Collection Legacy Intel Xeon Processors
Code Name Products formerly Westmere EP
Vertical Segment Server
Processor Number E5620
Status Launched
Launch Date Q1'10
Lithography 32 nm
Use Conditions Server/Enterprise

Performance

# of Cores 4
# of Threads 8
Processor Base Frequency 2.40 GHz
Max Turbo Frequency 2.66 GHz
Cache 12 MB Intel Smart Cache
Bus Speed 5.86 GT/s
# of QPI Links 2
TDP 80 W
VID Voltage Range 0.750V-1.350V

Supplemental Information

Embedded Options Available Yes

Memory Specifications

Max Memory Size (dependent on memory type) 288 GB
Memory Types DDR3 800/1066
Max # of Memory Channels 3
Max Memory Bandwidth 25.6 GB/s
Physical Address Extensions 40-bit
ECC Memory Supported Yes

Package Specifications

Sockets Supported FCLGA1366
Max CPU Configuration 2
TCASE 77.6°C
Package Size 42.5mm X 45mm

Advanced Technologies

Intel Turbo Boost Technology 1.0
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 SSE4.2
Idle States Yes
Enhanced Intel SpeedStep Technology Yes
Intel Demand Based Switching Yes
Thermal Monitoring Technologies No

Security & Reliability

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