Xeon E5345 vs Xeon E7520

VS

Intel Xeon E5345

Intel Xeon E7520

We compared two server CPUs: Xeon E5345 with 4 cores 2.333GHz and Xeon E7520 with 4 cores 1.866GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon E5345 's Advantages

Higher base frequency (2.333GHz vs 1.866GHz)

Lower TDP (80W vs 95W)

Xeon E7520 's Advantages

Released 3 years and 4 months late

Higher specification of memory (1333 vs 3)

More modern manufacturing process (45nm vs 65nm)

Score

Xeon E5345

VS

Xeon E7520

General Parameters

Nov 2006

Release Date

Mar 2010

Intel

Manufacturer

Intel

Server

Type

Server

Clovertown

Core Architecture

Nehalem-EX

Intel Socket 771

Socket

Intel Socket 1567

N/A

Integrated Graphics

N/A

Xeon (Clovertown)

Generation

Xeon(Beckton)

Package

0.582 billions

Transistor Count

2.3 billions

65 nm

Manufacturing Process

45 nm

80 W

Power Consumption

95 W

66 °C

Peak Operating Temperature

-

Foundry

Intel

2x143 mm²

Die Size

684 mm²

CPU Performance

2.333 GHz

Performance Core Base Frequency

1.866 GHz

0

Performance Core Turbo Frequency

0

4

Total Core Count

4

Total Thread Count

8

333 MHz

Bus Frequency

133 MHz

7.0

Multiplier

14.0

64 KB per core

L1 Cache

64 KB per core

4 MB per die

L2 Cache

256 KB per core

-

L3 Cache

18 MB shared

No

Unlocked Multiplier

No

2

SMP

8

Memory Parameters

DDR2, DDR3

Memory Types

DDR3-1333

2

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

0

PCIe Version

2

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