Xeon X3470 vs Intel Xeon E5645

VS

Intel Xeon X3470

Intel Xeon E5645

We compared two server CPUs: Xeon X3470 with 4 cores 2.933GHz and Intel Xeon E5645 with 6 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon X3470 's Advantages

Higher specification of memory (1333 vs 3)

Higher base frequency (2.933GHz vs 2.4GHz)

Intel Xeon E5645 's Advantages

Released 6 months late

Larger L3 cache size (12MB vs 8MB)

More modern manufacturing process (32nm vs 45nm)

Lower TDP (80W vs 95W)

Score

Xeon X3470

VS

Intel Xeon E5645

General Parameters

Sep 2009

Release Date

Mar 2010

Intel

Manufacturer

Intel

Server

Type

Server

Lynnfield

Core Architecture

Westmere-EP

Intel Socket 1156

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon(Lynnfield)

Generation

Xeon (Westmere-EP)

Package

0.774 billions

Transistor Count

1.17 billions

45 nm

Manufacturing Process

32 nm

95 W

Power Consumption

80 W

Intel

Foundry

Intel

296 mm²

Die Size

239 mm²

CPU Performance

2.933 GHz

Performance Core Base Frequency

2.4 GHz

3.6 GHz

Performance Core Turbo Frequency

2.666 GHz

4

Total Core Count

6

8

Total Thread Count

12

133 MHz

Bus Frequency

133 MHz

22.0

Multiplier

18.0

64 KB per core

L1 Cache

64 K per core

256 KB per core

L2 Cache

256 K per core

8 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3-1333

Memory Types

DDR3

2

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

2

16

PCIe Lanes

-

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