Xeon 6756E vs Intel Xeon E3 1275 v5

VS

Intel Xeon 6756E

Intel Xeon E3-1275 v5

We compared two server CPUs: Xeon 6756E with 128 cores 1.8GHz and Intel Xeon E3 1275 v5 with 4 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon 6756E 's Advantages

Released 8 years and 8 months late

Higher specification of memory (6400 vs 2133)

Newer PCIe version (5 vs 3)

Larger L3 cache size (96MB vs 8MB)

More modern manufacturing process (5nm vs 14nm)

Intel Xeon E3 1275 v5 's Advantages

Higher base frequency (3.6GHz vs 1.8GHz)

Lower TDP (80W vs 225W)

Score

Xeon 6756E

VS

Intel Xeon E3 1275 v5

General Parameters

Jun 2024

Release Date

Oct 2015

Intel

Manufacturer

Intel

Server

Type

Server

Sierra Forest

Core Architecture

Skylake-DT

Intel Socket 4710

Socket

Intel Socket 1151

N/A

Integrated Graphics

HD Graphics P530

Xeon 6(Sierra Forest-SP)

Generation

Xeon E3 (Skylake-DT)

Package

-

Transistor Count

1.75 billions

5 nm

Manufacturing Process

14 nm

225 W

Power Consumption

80 W

96°C

Peak Operating Temperature

-

Intel

Foundry

Intel

-

Die Size

122 mm²

10 nm

I/O Process Size

-

CPU Performance

1.8 GHz

Performance Core Base Frequency

3.6 GHz

2.6 GHz

Performance Core Turbo Frequency

4 GHz

128

Total Core Count

4

128

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

18.0

Multiplier

36.0

96 KB per core

L1 Cache

64 K per core

4 MB per module

L2 Cache

256 K per core

96 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

2

SMP

1

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-6400

Memory Types

DDR3,DDR4-2133

1 TB

Max Memory Size

-

8

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

3

88

PCIe Lanes

16

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