Intel Xeon E5 2643 vs Xeon 6756E

VS

Intel Xeon E5-2643

Intel Xeon 6756E

We compared two server CPUs: Intel Xeon E5 2643 with 4 cores 3.3GHz and Xeon 6756E with 128 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2643 's Advantages

Higher base frequency (3.3GHz vs 1.8GHz)

Lower TDP (130W vs 225W)

Xeon 6756E 's Advantages

Released 12 years and 3 months late

Higher specification of memory (6400 vs 3)

Newer PCIe version (5 vs 3)

Larger L3 cache size (96MB vs 10MB)

More modern manufacturing process (5nm vs 32nm)

Score

Intel Xeon E5 2643

VS

Xeon 6756E

General Parameters

Mar 2012

Release Date

Jun 2024

Intel

Manufacturer

Intel

Server

Type

Server

Sandy Bridge-EP

Core Architecture

Sierra Forest

Intel Socket 2011

Socket

Intel Socket 4710

N/A

Integrated Graphics

N/A

Xeon E5 (Sandy Bridge-EP)

Generation

Xeon 6(Sierra Forest-SP)

Package

1.27 billions

Transistor Count

-

32 nm

Manufacturing Process

5 nm

130 W

Power Consumption

225 W

-

Peak Operating Temperature

96°C

Intel

Foundry

Intel

294 mm²

Die Size

-

I/O Process Size

10 nm

CPU Performance

3.3 GHz

Performance Core Base Frequency

1.8 GHz

3.5 GHz

Performance Core Turbo Frequency

2.6 GHz

4

Total Core Count

128

8

Total Thread Count

128

100 MHz

Bus Frequency

100 MHz

33.0

Multiplier

18.0

64 K per core

L1 Cache

96 KB per core

256 K per core

L2 Cache

4 MB per module

10 MB shared

L3 Cache

96 MB shared

No

Unlocked Multiplier

No

2

SMP

2

-

AVX-512 FMA Ports

2

Memory Parameters

DDR3

Memory Types

DDR5-6400

-

Max Memory Size

1 TB

4

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

5

-

PCIe Lanes

88

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