Intel Xeon E5 2649 v3 vs Xeon E7 2803

VS

Intel Xeon E5-2649 v3

Intel Xeon E7-2803

We compared two server CPUs: Intel Xeon E5 2649 v3 with 10 cores 2.3GHz and Xeon E7 2803 with 6 cores 1.733GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2649 v3 's Advantages

Released 3 years and 5 months late

Higher specification of memory (2133 vs 1333)

Higher base frequency (2.3GHz vs 1.733GHz)

Larger L3 cache size (25MB vs 18MB)

More modern manufacturing process (22nm vs 32nm)

Score

Intel Xeon E5 2649 v3

VS

Xeon E7 2803

General Parameters

Sep 2014

Release Date

Apr 2011

Intel

Manufacturer

Intel

Server

Type

Server

Haswell-EP

Core Architecture

Westmere-EX

Intel Socket 2011-3

Socket

Intel Socket 1567

N/A

Integrated Graphics

N/A

Xeon E5 (Haswell-EP)

Generation

Xeon E7(Westmere-EX)

Package

2.6 billions

Transistor Count

2.6 billions

22 nm

Manufacturing Process

32 nm

105 W

Power Consumption

105 W

Intel

Foundry

Intel

356 mm²

Die Size

513 mm²

CPU Performance

2.3 GHz

Performance Core Base Frequency

1.733 GHz

3 GHz

Performance Core Turbo Frequency

0

10

Total Core Count

6

20

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

23.0

Multiplier

13.0

64 K per core

L1 Cache

64 KB per core

256 K per core

L2 Cache

256 KB per core

25 MB shared

L3 Cache

18 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3,DDR4-2133

Memory Types

DDR3-1333

4

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

-

40

PCIe Lanes

-

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