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CPU

Intel

Intel Xeon E7-2820

Processor Released Apr 3, 2011

CPU cores: 8
CPU threads: 16
Maximum boost clock: 2.27 GHz
Thermal design power: 105 W

No matched benchmark results are available for this entry yet.

Processing & platform

CPU cores: 8
CPU threads: 16
Base clock: 2 GHz
CPU reference clock: 133 MHz^*
Maximum boost clock: 2.27 GHz
L3 cache: 18 MB
Socket / package: LGA 1567
Process node: 32 nm
Hardware threads per core: 2^*

Cache hierarchy

L3 / total
Level
L3
Scope
total
Size
18 MB
Reported cache^*
Size
18 MB^*
Level
Reported cache (level unstated)^*
Scope
Intel® Smart Cache^*

Compatible sockets

LGA 1567

Memory & storage

Memory channels: 4
Video memory type: DDR3 800/978/1066/1333 (Max Speed 1066 MHz)^*
Rated memory bandwidth: 42.70 GB/s^*

Supported memory

DDR3-1333
Technology
DDR3
Transfer rate
1,333 MT/s
DDR3 800/978/1066/1333 (Max Speed 1066 MHz)^*

CPU memory support

DDR3
Variant / details
CPU memory-controller support; operation depends on the system and memory configuration.
Technology
DDR3

Power specifications

Thermal design power: 105 W

System configuration

Detailed specifications

Specifications 1 · 27 fields

Product Collection: Intel® Xeon® Processor E7 Family^*
Processor Base Frequency: 2^* GHz
Max Turbo Frequency: 2.27^* GHz
Cache: 18 MB SmartCache^*
Bus Speed: 5.86 GT/s QPI^*
TDP: 105^* W
Embedded Options Available: No^*
Max Memory Size: 1.02 TB^*
Memory Types: DDR3 800/978/1066/1333 (Max Speed 1066 MHz)^*
Max nb of Memory Channels: 4^*
Vertical Segment: Server^*
ECC Memory Supported: Yes^*
Processor Number: E7-2820^*
T: 64°C^*
Intel Hyper Threading Technology: Yes^*
Intel Virtualization Technology VTx: Yes^*
Intel 64: Yes^*
Status: End of Life^*
Instruction Set: 64-bit^*
Instruction Set Extensions: SSE4.1/4.2^*
Thermal Monitoring Technologies: Yes^*
Execute Disable Bit: Yes^*
Launch Date: Q2'11^*
Lithography: 32^* nm
Recommended Customer Price: $1,334.00^*
nb of Cores: 8^*
nb of Threads: 16^*

Specifications 2 · 9 fields

model: E7-2820^*
date: 2011-01-04^*
clock: 2,000^*
max clock: 2,266^*
hw nthreadspercore: 2^*
hw ncores: 8^*
tdp: 105^*
name Processor code name: Westmere EX^*
name Processor family: Xeon^*

Specifications 3 · 35 fields

name: Xeon E7-2820^*
Release Date: Apr 3rd, 2011^*
Part#: SLC3R^*
Frequency: 2,000^* MHz
Turbo Clock: up to 2.266 GHz^*
QPI Link: 4x 5.86 GT/s^*
Base Clock: 133^* MHz
Multiplier: 15.0x^*
Multiplier Unlocked: No^*
Voltage: 1.35^* V
Codename: Westmere-EX^*
Socket: Intel Socket 1567^*
Generation: Xeon E7 (Westmere-EX)^*
Memory Support: DDR3^*
ECC Memory: Yes^*
# of Cores: 8^*
# of Threads: 16^*
SMP # CPUs: 2^*
Cache L1: 64 KB (per core)^*
Cache L2: 256 KB (per core)^*
Features: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, Intel 64, HTT, EIST, XD-Bit, VT-x, VT-c, VT-d, EPT, TXT, AES-NI, DDDC, TBT 1.0^*
Foundry: Intel^*
Rated Speed: 1,333^* MT/s
Memory Bus: Quad-channel^*
Memory Bandwidth: 42.7^* GB/s
Launch Price: $1,334^*
Process Size: 32^* nm
Cache L3: 18 MB (shared)^*
tCaseMax: 64°C^*
Transistors: 2,600 million^*
Die Size: 513^* mm²
Package: FC-LGA10^*
Market: Server/Workstation^*
All Core Turbo: 2.133^* GHz
Production Status: End-of-life^*

Specifications 4 · 18 fields

turbo frequency: 2,270^*
cache size: 18,432^*
tdp: 105^*
socket: LGA1567^*
memory type: DDR3 800/978/1066/1333 (Max Speed 1066 MHz)^*
cores: 8^*
vertical segment: Server^*
max memory size: 1,073,741,824^*
status: Discontinued^*
max temp: 64^*
package size: 49.17mm x 56.47mm^*
threads: 16^*
name: Intel Xeon E7-2820^*
processor number: E7-2820^*
launch date: 2011-05-01^*
lithography: 32^*
bus speed: 5.86^*
base frequency: 2,000^*

Specifications 5 · 39 fields

Recommended Customer Price

$1334.00^*

Scope and conditions

source_native_row_context

Price scope: Historical source recommendation; not a current retail offer. The original currency notation is retained.^*

Total Cores

8^*

Total Threads

16^*

Max Turbo Frequency

2.27^* GHz

Processor Base Frequency

2.0^* GHz

Cache

18.0^* MB

Scope and conditions

source_native_row_context

Cache description: Intel® Smart Cache^*
Original declaration: 18 MB Intel® Smart Cache^*

Bus Speed

5.86^* GT/s

TDP

105^* W

Marketing Status

Discontinued^*

Launch Date

Q2'11^*

Servicing Status

End of Servicing Lifetime^*

Embedded Options Available

No^*

Expected Discontinuance

Q3'2015^*

Max Memory Size (dependent on memory type)

1^* TB

Memory Types

DDR3 800/978/1066/1333 (Max Speed 1066 MHz)^*

Max # of Memory Channels

4^*

ECC Memory Supported ‡

Yes^*

Scalability

2S^*

Sockets Supported

LGA1567^*

Max CPU Configuration

2^*

Package Size

49.17mm x 56.47mm^*

Product Collection

Intel® Xeon® Processor E7 Family^*

TCASE

64^* °C

Intel® Turbo Boost Technology ‡

1.0^*

Intel® Hyper-Threading Technology ‡

Yes^*

Intel® 64 ‡

Yes^*

Instruction Set

64-bit^*

Vertical Segment

Server^*

Instruction Set Extensions

Intel® SSE4.1 | Intel® SSE4.2^*

Enhanced Intel SpeedStep® Technology

Yes^*

Thermal Monitoring Technologies

Yes^*

Processor Number

E7-2820^*

Intel® AES New Instructions

Yes^*

Intel® Trusted Execution Technology ‡

Yes^*

Execute Disable Bit ‡

Yes^*

Intel® Virtualization Technology (VT-x) ‡

Yes^*

Lithography

32^* nm

Intel® Virtualization Technology for Directed I/O (VT-d) ‡

Yes^*

Intel® VT-x with Extended Page Tables (EPT) ‡

Yes^*

Specifications 6 · 8 fields

product: Xeon E7-2820^*
status: Discontinued^*
releaseDate: 2,011^*
cores: 8^*
maxTurboClock: 2.27^*
baseClock: 2^*
cache: 18^*
cacheInfo: Intel Smart Cache^*

* Provisional data

Processing & platform

Cache hierarchy

Compatible sockets

Memory & storage

Supported memory

CPU memory support

Power specifications

System configuration

Detailed specifications

Devices using this component