Xeon E 2456 vs Intel Xeon E5 2643

VS

Intel Xeon E-2456

Intel Xeon E5-2643

We compared two server CPUs: Xeon E 2456 with 6 cores 3.3GHz and Intel Xeon E5 2643 with 4 cores 3.3GHz . 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 11 years and 9 months late

Higher specification of memory (4800 vs 3)

Newer PCIe version (5 vs 3)

Larger L3 cache size (18MB vs 10MB)

More modern manufacturing process (10nm vs 32nm)

Lower TDP (80W vs 130W)

Score

Xeon E 2456

VS

Intel Xeon E5 2643

General Parameters

Dec 2023

Release Date

Mar 2012

Intel

Manufacturer

Intel

Server

Type

Server

Raptor Lake-S

Core Architecture

Sandy Bridge-EP

Intel Socket 1700

Socket

Intel Socket 2011

N/A

Integrated Graphics

N/A

Xeon E (Raptor Lake)

Generation

Xeon E5 (Sandy Bridge-EP)

Package

-

Transistor Count

1.27 billions

10 nm

Manufacturing Process

32 nm

80 W

Power Consumption

130 W

Intel

Foundry

Intel

163 mm²

Die Size

294 mm²

CPU Performance

3.3 GHz

Performance Core Base Frequency

3.3 GHz

5.1 GHz

Performance Core Turbo Frequency

3.5 GHz

6

Total Core Count

4

12

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

33.0

Multiplier

33.0

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

10 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR5-4800

Memory Types

DDR3

2

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

3

16

PCIe Lanes

-

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