Intel Xeon E5 2643 vs Intel Xeon E5 1620 v2

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Intel Xeon E5-2643

Intel Xeon E5-1620 v2

We compared two server CPUs: Intel Xeon E5 2643 with 4 cores 3.3GHz and Intel Xeon E5 1620 v2 with 4 cores 3.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 1620 v2 's Advantages

Released 1 years and 6 months late

Higher specification of memory (1866 vs 3)

Higher base frequency (3.7GHz vs 3.3GHz)

More modern manufacturing process (22nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 2643 +65%

1143

Intel Xeon E5 1620 v2

690

Geekbench 6 Multi Core

Intel Xeon E5 2643 +90%

4836

Intel Xeon E5 1620 v2

2533

Intel Xeon E5 2643

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Intel Xeon E5 1620 v2

General Parameters

Mar 2012

Release Date

Sep 2013

Intel

Manufacturer

Intel

Server

Type

Server

Sandy Bridge-EP

Core Architecture

Ivy Bridge-E

Intel Socket 2011

Socket

Intel Socket 2011

N/A

Integrated Graphics

N/A

Xeon E5 (Sandy Bridge-EP)

Generation

Xeon E5 (Ivy Bridge-E)

Package

1.27 billions

Transistor Count

1.86 billions

32 nm

Manufacturing Process

22 nm

130 W

Power Consumption

130 W

-

Peak Operating Temperature

70 °C

Intel

Foundry

Intel

294 mm²

Die Size

257 mm²

CPU Performance

3.3 GHz

Performance Core Base Frequency

3.7 GHz

3.5 GHz

Performance Core Turbo Frequency

3.9 GHz

4

Total Core Count

4

8

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

33.0

Multiplier

37.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

10 MB shared

L3 Cache

10 MB shared

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR3

Memory Types

DDR3-1866

4

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

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