Intel Xeon E7-4820 processor review

Xeon E7-4820 processor released by Intel; release date: Q2'11. The processor is designed for server-computers and based on Westmere EX microarchitecture.

CPU is locked to prevent overclocking. Total number of cores - 8, threads - 16. Maximum CPU clock speed - 2.27 GHz. Maximum operating temperature - 64°C. Manufacturing process technology - 32 nm.

Supported memory types: DDR3 800/978/1066/1333 (Max Speed 1066 MHz). Maximum memory size: 2 TB.

Supported socket types: LGA1567. Maximum number of processors in a configuration - 4. Power consumption (TDP): 105 Watt.

Specifications (specs)

Essentials
Architecture codename	Westmere EX
Launch date	Q2'11
Place in performance rating	not rated
Processor Number	E7-4820
Series	Intel® Xeon® Processor E7 Family
Status	Discontinued
Vertical segment	Server
Performance
64 bit support
Base frequency	2.00 GHz
Bus Speed	5.86 GT/s QPI
Manufacturing process technology	32 nm
Maximum core temperature	64°C
Maximum frequency	2.27 GHz
Number of cores	8
Number of threads	16

Memory
Max memory channels	4
Maximum memory size	2 TB
Supported memory types	DDR3 800/978/1066/1333 (Max Speed 1066 MHz)
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	4
Package Size	49.17mm x 56.47mm
Sockets supported	LGA1567
Thermal Design Power (TDP)	105 Watt
Peripherals
Scalability	S4S
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)