Xeon 6756E vs Xeon L5639

VS

Intel Xeon 6756E

Intel Xeon L5639

We compared two server CPUs: Xeon 6756E with 128 cores 1.8GHz and Xeon L5639 with 6 cores 2.133GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon 6756E 's Advantages

Released 13 years and 4 months late

Higher specification of memory (6400 vs 1333)

Newer PCIe version (5 vs 2)

Larger L3 cache size (96MB vs 12MB)

More modern manufacturing process (5nm vs 32nm)

Xeon L5639 's Advantages

Higher base frequency (2.133GHz vs 1.8GHz)

Lower TDP (60W vs 225W)

Score

Xeon 6756E

VS

Xeon L5639

General Parameters

Jun 2024

Release Date

Feb 2011

Intel

Manufacturer

Intel

Server

Type

Server

Sierra Forest

Core Architecture

Westmere-EP

Intel Socket 4710

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon 6(Sierra Forest-SP)

Generation

Xeon(Westmere-EP)

Package

-

Transistor Count

1.17 billions

5 nm

Manufacturing Process

32 nm

225 W

Power Consumption

60 W

96°C

Peak Operating Temperature

-

Intel

Foundry

Intel

-

Die Size

239 mm²

10 nm

I/O Process Size

-

CPU Performance

1.8 GHz

Performance Core Base Frequency

2.133 GHz

2.6 GHz

Performance Core Turbo Frequency

2.667 GHz

128

Total Core Count

6

128

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

18.0

Multiplier

16.0

96 KB per core

L1 Cache

64 KB per core

4 MB per module

L2 Cache

256 KB per core

96 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

2

SMP

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-6400

Memory Types

DDR3-1333

1 TB

Max Memory Size

-

8

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

2

88

PCIe Lanes

-

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