Intel Xeon E5 2649 v3 vs AMD EPYC 7542

VS

Intel Xeon E5-2649 v3

AMD EPYC 7542

We compared two server CPUs: Intel Xeon E5 2649 v3 with 10 cores 2.3GHz and AMD EPYC 7542 with 32 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2649 v3 's Advantages

Lower TDP (105W vs 225W)

AMD EPYC 7542 's Advantages

Released 4 years and 11 months late

Higher specification of memory (3200 vs 2133)

Newer PCIe version (4 vs 3)

Higher base frequency (2.9GHz vs 2.3GHz)

Larger L3 cache size (128MB vs 25MB)

More modern manufacturing process (7nm vs 22nm)

Score

Intel Xeon E5 2649 v3

VS

AMD EPYC 7542

General Parameters

Sep 2014

Release Date

Aug 2019

Intel

Manufacturer

AMD

Server

Type

Server

Haswell-EP

Core Architecture

Rome

Intel Socket 2011-3

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Xeon E5 (Haswell-EP)

Generation

EPYC (Zen 2 (Rome))

Package

2.6 billions

Transistor Count

3.8 billions

22 nm

Manufacturing Process

7 nm

105 W

Power Consumption

225 W

Intel

Foundry

TSMC

356 mm²

Die Size

74 mm²

CPU Performance

2.3 GHz

Performance Core Base Frequency

2.9 GHz

3 GHz

Performance Core Turbo Frequency

3.4 GHz

10

Total Core Count

32

20

Total Thread Count

64

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

29.0

64 K per core

L1 Cache

96 K per core

256 K per core

L2 Cache

512 K per core

25 MB shared

L3 Cache

128 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3,DDR4-2133

Memory Types

DDR4-3200

4

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

4

40

PCIe Lanes

-

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