Intel Xeon E5620 specs

# of Cores - 4

# of Threads - 8

Clock Speed - 2.4 GHz

Max Turbo Frequency - 2.66 GHz

Intel® Smart Cache - 12 MB

Bus/Core Ratio - 18

Intel® QPI Speed - 5.86 GT/s

# of QPI Links - 2

Instruction Set - 64-bit

Instruction Set Extensions - SSE4.2

Embedded - No

Supplemental SKU - No

Lithography - 32 nm

Max TDP - 80 W

VID Voltage Range - 0.800V-1.300V

Max Memory Size (dependent on memory type) - 288 GB

Memory Types - DDR3-800/1066/1333

# of Memory Channels - 3

Max Memory Bandwidth - 25.6

Physical Address Extensions - 40-bit

ECC Memory Supported - Yes

Max CPU Configuration - 2

Package Size - 42.5mmX45mm

Sockets Supported - FCLGA1366

Halogen Free Options Available - Yes

Intel® Turbo Boost Technology - Yes

Intel® Hyper-Threading Technology - Yes

Intel® Virtualization Technology (VT-x) - 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 - No

Execute Disable Bit - Yes