Intel Xeon E5 2603 v3 vs Intel Xeon E3 1285 v4

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Intel Xeon E5-2603 v3

Intel Xeon E3-1285 v4

We compared two server CPUs: Intel Xeon E5 2603 v3 with 6 cores 1.6GHz and Intel Xeon E3 1285 v4 with 4 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2603 v3 's Advantages

Larger L3 cache size (15MB vs 6MB)

Lower TDP (85W vs 95W)

Intel Xeon E3 1285 v4 's Advantages

Released 9 months late

Higher specification of memory (1866 vs 1600)

Higher base frequency (3.5GHz vs 1.6GHz)

More modern manufacturing process (14nm vs 22nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 2603 v3

558

Intel Xeon E3 1285 v4 +138%

1332

Geekbench 6 Multi Core

Intel Xeon E5 2603 v3

2541

Intel Xeon E3 1285 v4 +77%

4509

Intel Xeon E5 2603 v3

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Intel Xeon E3 1285 v4

General Parameters

Sep 2014

Release Date

Jun 2015

Intel

Manufacturer

Intel

Server

Type

Server

Haswell-EP

Core Architecture

Broadwell-DT

Intel Socket 2011-3

Socket

Intel Socket 1150

N/A

Integrated Graphics

Intel Iris Pro P6300

Xeon E5 (Haswell-EP)

Generation

Xeon E3 (Broadwell-DT)

Package

2.6 billions

Transistor Count

-

22 nm

Manufacturing Process

14 nm

85 W

Power Consumption

95 W

Intel

Foundry

Intel

356 mm²

Die Size

182 mm²

CPU Performance

1.6 GHz

Performance Core Base Frequency

3.5 GHz

0

Performance Core Turbo Frequency

3.8 GHz

6

Total Core Count

4

6

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

16.0

Multiplier

35.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

15 MB shared

L3 Cache

6 MB shared

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR4-1600

Memory Types

DDR3-1866

4

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

40

PCIe Lanes

16

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