Intel Xeon E5 2670 vs Intel Xeon D 1521

VS

Intel Xeon E5-2670

Intel Xeon D-1521

We compared two server CPUs: Intel Xeon E5 2670 with 8 cores 2.6GHz and Intel Xeon D 1521 with 4 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2670 's Advantages

Higher base frequency (2.6GHz vs 2.4GHz)

Larger L3 cache size (20MB vs 1.5MB)

Intel Xeon D 1521 's Advantages

Released 3 years and 8 months late

Higher specification of memory (4 vs 3)

More modern manufacturing process (14nm vs 32nm)

Lower TDP (45W vs 115W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 2670

847

Intel Xeon D 1521 +5%

896

Geekbench 6 Multi Core

Intel Xeon E5 2670 +78%

5826

Intel Xeon D 1521

3261

Intel Xeon E5 2670

VS

Intel Xeon D 1521

General Parameters

Mar 2012

Release Date

Nov 2015

Intel

Manufacturer

Intel

Server

Type

Server

Sandy Bridge-EP

Core Architecture

Broadwell

Intel Socket 2011

Socket

Intel BGA 1667

N/A

Integrated Graphics

N/A

Xeon E5 (Sandy Bridge-EP)

Generation

Xeon D (Broadwell-DE)

Package

2.27 billions

Transistor Count

3.2 billions

32 nm

Manufacturing Process

14 nm

115 W

Power Consumption

45 W

-

Peak Operating Temperature

80 °C

Intel

Foundry

Intel

435 mm²

Die Size

246 mm²

CPU Performance

2.6 GHz

Performance Core Base Frequency

2.4 GHz

3.3 GHz

Performance Core Turbo Frequency

2.7 GHz

8

Total Core Count

4

16

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

26.0

Multiplier

24.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

20 MB shared

L3 Cache

1.5 MB per core

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR3

Memory Types

DDR3,DDR4

4

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

-

PCIe Lanes

24

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