Intel Xeon L5638 vs Intel Xeon E5 2603 v2

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Intel Xeon L5638

Intel Xeon E5-2603 v2

We compared two server CPUs: Intel Xeon L5638 with 6 cores 2GHz and Intel Xeon E5 2603 v2 with 4 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon L5638 's Advantages

Higher base frequency (2GHz vs 1.8GHz)

Larger L3 cache size (12MB vs 10MB)

Lower TDP (60W vs 80W)

Intel Xeon E5 2603 v2 's Advantages

Released 3 years and 6 months late

Newer PCIe version (3 vs 2)

More modern manufacturing process (22nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon L5638 +11%

385

Intel Xeon E5 2603 v2

346

Geekbench 6 Multi Core

Intel Xeon L5638 +43%

2487

Intel Xeon E5 2603 v2

1738

Intel Xeon L5638

VS

Intel Xeon E5 2603 v2

General Parameters

Mar 2010

Release Date

Sep 2013

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EP

Core Architecture

Ivy Bridge-EP

Intel Socket 1366

Socket

Intel Socket 2011

N/A

Integrated Graphics

N/A

Xeon (Westmere-EP)

Generation

Xeon E5 (Ivy Bridge-EP)

Package

1.17 billions

Transistor Count

1.4 billions

32 nm

Manufacturing Process

22 nm

60 W

Power Consumption

80 W

Intel

Foundry

Intel

239 mm²

Die Size

160 mm²

CPU Performance

2 GHz

Performance Core Base Frequency

1.8 GHz

2.4 GHz

Performance Core Turbo Frequency

0

6

Total Core Count

4

12

Total Thread Count

4

133 MHz

Bus Frequency

100 MHz

15.0

Multiplier

18.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

12 MB shared

L3 Cache

10 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3

Memory Types

DDR3

3

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

3

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