Intel Xeon E5603 vs Intel Xeon E7 8891 v3

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We compared two server CPUs: Intel Xeon E5603 with 4 cores 1.6GHz and Intel Xeon E7 8891 v3 with 10 cores 2.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5603 's Advantages

Lower TDP (80W vs 165W)

Intel Xeon E7 8891 v3 's Advantages

Released 4 years and 4 months late

Higher specification of memory (DDR3 vs DDR3)

Newer PCIe version (3 vs 2)

Higher base frequency (2.8GHz vs 1.6GHz)

Larger L3 cache size (45MB vs 4MB)

More modern manufacturing process (22nm vs 32nm)

Score

Intel Xeon E5603

VS

Intel Xeon E7 8891 v3

General Parameters

Feb 2011

Release Date

Jun 2015

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EP

Core Architecture

Haswell-EX

Intel Socket 1366

Socket

Intel Socket 2011-3

N/A

Integrated Graphics

N/A

Xeon (Westmere-EP)

Generation

Xeon E7 (Haswell-EX)

Package

1.17 billions

Transistor Count

1.4 billions

32 nm

Manufacturing Process

22 nm

Intel Socket 1366

Socket

Intel Socket 2011-3

80 W

Power Consumption

165 W

-

Peak Operating Temperature

79 °C

Intel

Foundry

Intel

239 mm²

Die Size

160 mm²

FC-LGA10

Package

FC-LGA12C

CPU Performance

1.6 GHz

Performance Core Base Frequency

2.8 GHz

0

Performance Core Turbo Frequency

3.5 GHz

4

Total Core Count

10

4

Total Thread Count

20

133 MHz

Bus Frequency

100 MHz

12.0

Multiplier

28.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

4 MB shared

L3 Cache

45 MB shared

No

Unlocked Multiplier

No

2

SMP

8

Memory Parameters

DDR3

Memory Types

DDR3,

3

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

3

-

PCIe Lanes

32

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