Essentials

Product Collection Intel Core X-series Processors
Code Name Products formerly Sandy Bridge E
Vertical Segment Desktop
Processor Number i7-3820
Status Discontinued
Launch Date Q1'12
Lithography 32 nm

Performance

# of Cores 4
# of Threads 8
Processor Base Frequency 3.60 GHz
Max Turbo Frequency 3.80 GHz
Cache 10 MB Intel Smart Cache
Bus Speed 5 GT/s
TDP 130 W
VID Voltage Range 0.600V – 1.350V

Supplemental Information

Embedded Options Available No

Memory Specifications

Max Memory Size (dependent on memory type) 64.23 GB
Memory Types DDR3 1066/1333/1600
Max # of Memory Channels 4
Max Memory Bandwidth 51.2 GB/s
ECC Memory Supported No

Processor Graphics

Processor Graphics N/A

Expansion Options

PCI Express Revision 2.0
Max # of PCI Express Lanes 40

Package Specifications

Sockets Supported FCLGA2011
Max CPU Configuration 1
TCASE 66.8°C
Package Size 52.5mm x 45.0mm

Advanced Technologies

Intel Turbo Boost Technology 2.0
Intel vPro Platform Eligibility No
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, Intel AVX
Idle States Yes
Enhanced Intel SpeedStep Technology Yes
Intel Demand Based Switching No
Thermal Monitoring Technologies Yes
Intel Identity Protection Technology Yes
Intel Smart Response Technology Yes

Security & Reliability

Intel AES New Instructions Yes
Intel Trusted Execution Technology No
Execute Disable Bit Yes