Xeon E 2456 vs Intel Xeon E5649

VS

Intel Xeon E-2456

Intel Xeon E5649

We compared two server CPUs: Xeon E 2456 with 6 cores 3.3GHz and Intel Xeon E5649 with 6 cores 2.533GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon E 2456 's Advantages

Released 12 years and 10 months late

Higher specification of memory (4800 vs 3)

Newer PCIe version (5 vs 2)

Higher base frequency (3.3GHz vs 2.533GHz)

Larger L3 cache size (18MB vs 12MB)

More modern manufacturing process (10nm vs 32nm)

Score

Xeon E 2456

VS

Intel Xeon E5649

General Parameters

Dec 2023

Release Date

Feb 2011

Intel

Manufacturer

Intel

Server

Type

Server

Raptor Lake-S

Core Architecture

Westmere-EP

Intel Socket 1700

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon E (Raptor Lake)

Generation

Xeon (Westmere-EP)

Package

-

Transistor Count

1.17 billions

10 nm

Manufacturing Process

32 nm

80 W

Power Consumption

80 W

Intel

Foundry

Intel

163 mm²

Die Size

239 mm²

CPU Performance

3.3 GHz

Performance Core Base Frequency

2.533 GHz

5.1 GHz

Performance Core Turbo Frequency

2.8 GHz

6

Total Core Count

6

12

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

33.0

Multiplier

19.0

80 KB per core

L1 Cache

64 K per core

1.25 MB per core

L2 Cache

256 K per core

18 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR5-4800

Memory Types

DDR3

2

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

2

16

PCIe Lanes

-

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