Xeon L5645 vs Intel Xeon E3 1220L v2

VS

Intel Xeon L5645

Intel Xeon E3-1220L v2

We compared two server CPUs: Xeon L5645 with 6 cores 2.4GHz and Intel Xeon E3 1220L v2 with 2 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon L5645 's Advantages

Higher specification of memory (1333 vs 3)

Higher base frequency (2.4GHz vs 2.3GHz)

Larger L3 cache size (12MB vs 8MB)

Intel Xeon E3 1220L v2 's Advantages

Released 1 years and 3 months late

Newer PCIe version (3 vs 2)

More modern manufacturing process (22nm vs 32nm)

Lower TDP (17W vs 60W)

Score

Xeon L5645

VS

Intel Xeon E3 1220L v2

General Parameters

Feb 2011

Release Date

May 2012

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EP

Core Architecture

Ivy Bridge

Intel Socket 1366

Socket

Intel Socket 1155

N/A

Integrated Graphics

N/A

Xeon(Westmere-EP)

Generation

Xeon E3 (Ivy Bridge)

Package

1.17 billions

Transistor Count

-

32 nm

Manufacturing Process

22 nm

60 W

Power Consumption

17 W

Intel

Foundry

Intel

239 mm²

Die Size

-

CPU Performance

2.4 GHz

Performance Core Base Frequency

2.3 GHz

2.933 GHz

Performance Core Turbo Frequency

3.5 GHz

6

Total Core Count

2

12

Total Thread Count

4

133 MHz

Bus Frequency

100 MHz

18.0

Multiplier

23.0

64 KB per core

L1 Cache

64 K per core

256 KB per core

L2 Cache

256 K per core

12 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR3-1333

Memory Types

DDR3

3

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

3

-

PCIe Lanes

16

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