Intel Xeon E5 2420 vs Intel Xeon E3 1585 v5

VS

Intel Xeon E5-2420

Intel Xeon E3-1585 v5

We compared two server CPUs: Intel Xeon E5 2420 with 6 cores 1.9GHz and Intel Xeon E3 1585 v5 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 2420 's Advantages

Larger L3 cache size (15MB vs 8MB)

Intel Xeon E3 1585 v5 's Advantages

Released 4 years late

Higher specification of memory (2133 vs 3)

Higher base frequency (3.5GHz vs 1.9GHz)

More modern manufacturing process (14nm vs 32nm)

Lower TDP (65W vs 95W)

Score

Intel Xeon E5 2420

VS

Intel Xeon E3 1585 v5

General Parameters

May 2012

Release Date

May 2016

Intel

Manufacturer

Intel

Server

Type

Server

Sandy Bridge-EN

Core Architecture

Skylake-H

Intel Socket 1356

Socket

Intel BGA 1440

N/A

Integrated Graphics

Iris Pro Graphics P580

Xeon E5 (Sandy Bridge-EN)

Generation

Xeon E3 (Skylake-H)

Package

1.27 billions

Transistor Count

2.3 billions

32 nm

Manufacturing Process

14 nm

95 W

Power Consumption

65 W

Intel

Foundry

Intel

294 mm²

Die Size

171 mm²

CPU Performance

1.9 GHz

Performance Core Base Frequency

3.5 GHz

2.4 GHz

Performance Core Turbo Frequency

3.9 GHz

6

Total Core Count

4

12

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

19.0

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

8 MB shared

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR3

Memory Types

DDR3,DDR4-2133

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

3

-

PCIe Lanes

16

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