Intel Xeon E5 2643 vs Intel Xeon E5 4650L

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Intel Xeon E5-2643

Intel Xeon E5-4650L

We compared two server CPUs: Intel Xeon E5 2643 with 4 cores 3.3GHz and Intel Xeon E5 4650L with 8 cores 2.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2643 's Advantages

Higher base frequency (3.3GHz vs 2.6GHz)

Intel Xeon E5 4650L 's Advantages

Larger L3 cache size (20MB vs 10MB)

Lower TDP (115W vs 130W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 2643 +157%

1143

Intel Xeon E5 4650L

444

Geekbench 6 Multi Core

Intel Xeon E5 2643 +501%

4836

Intel Xeon E5 4650L

804

Intel Xeon E5 2643

VS

Intel Xeon E5 4650L

General Parameters

Mar 2012

Release Date

May 2012

Intel

Manufacturer

Intel

Server

Type

Server

Sandy Bridge-EP

Core Architecture

Sandy Bridge-EP

Intel Socket 2011

Socket

Intel Socket 2011

N/A

Integrated Graphics

N/A

Xeon E5 (Sandy Bridge-EP)

Generation

Xeon E5 (Sandy Bridge-EP)

Package

1.27 billions

Transistor Count

2.27 billions

32 nm

Manufacturing Process

32 nm

130 W

Power Consumption

115 W

Intel

Foundry

Intel

294 mm²

Die Size

435 mm²

CPU Performance

3.3 GHz

Performance Core Base Frequency

2.6 GHz

3.5 GHz

Performance Core Turbo Frequency

3.1 GHz

4

Total Core Count

8

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

33.0

Multiplier

26.0

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

20 MB shared

No

Unlocked Multiplier

No

2

SMP

4

Memory Parameters

DDR3

Memory Types

DDR3

4

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

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