Intel Xeon D 1521 vs Intel Xeon E5 2675 v3

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Intel Xeon D-1521

Intel Xeon E5-2675 v3

We compared two server CPUs: Intel Xeon D 1521 with 4 cores 2.4GHz and Intel Xeon E5 2675 v3 with 16 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon D 1521 's Advantages

Released 1 years and 2 months late

Higher base frequency (2.4GHz vs 1.8GHz)

More modern manufacturing process (14nm vs 22nm)

Lower TDP (45W vs 110W)

Intel Xeon E5 2675 v3 's Advantages

Higher specification of memory (2133 vs 4)

Larger L3 cache size (40MB vs 1.5MB)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon D 1521 +28%

896

Intel Xeon E5 2675 v3

698

Geekbench 6 Multi Core

Intel Xeon D 1521

3261

Intel Xeon E5 2675 v3 +70%

5545

Intel Xeon D 1521

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Intel Xeon E5 2675 v3

General Parameters

Nov 2015

Release Date

Sep 2014

Intel

Manufacturer

Intel

Server

Type

Server

Broadwell

Core Architecture

Haswell-EP

Intel BGA 1667

Socket

Intel Socket 2011-3

N/A

Integrated Graphics

N/A

Xeon D (Broadwell-DE)

Generation

Xeon E5 (Haswell-EP)

Package

3.2 billions

Transistor Count

2.6 billions

14 nm

Manufacturing Process

22 nm

45 W

Power Consumption

110 W

80 °C

Peak Operating Temperature

83 °C

Intel

Foundry

Intel

246 mm²

Die Size

356 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

1.8 GHz

2.7 GHz

Performance Core Turbo Frequency

2.3 GHz

4

Total Core Count

16

8

Total Thread Count

32

100 MHz

Bus Frequency

100 MHz

24.0

Multiplier

18.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

1.5 MB per core

L3 Cache

40 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3,DDR4

Memory Types

DDR4-2133

2

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

24

PCIe Lanes

40

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