Intel Xeon E5 2678 v3 vs AMD EPYC 9455

VS

Intel Xeon E5-2678 v3

AMD EPYC 9455

We compared two server CPUs: Intel Xeon E5 2678 v3 with 12 cores 2.5GHz and AMD EPYC 9455 with 48 cores 3.15GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2678 v3 's Advantages

Lower TDP (120W vs 300W)

AMD EPYC 9455 's Advantages

Released 9 years and 9 months late

Higher specification of memory (6000 vs 2133)

Newer PCIe version (5 vs 3)

Higher base frequency (3.15GHz vs 2.5GHz)

Larger L3 cache size (192MB vs 30MB)

More modern manufacturing process (4nm vs 22nm)

Score

Intel Xeon E5 2678 v3

VS

AMD EPYC 9455

General Parameters

Jan 2015

Release Date

Oct 2024

Intel

Manufacturer

AMD

Server

Type

Server

Haswell-EP

Core Architecture

Turin

Intel Socket 2011-3

Socket

AMD Socket SP5

N/A

Integrated Graphics

N/A

Xeon E5 (Haswell-EP)

Generation

EPYC(Zen 5 (Turin))

Package

2.6 billions

Transistor Count

49.89 billions

22 nm

Manufacturing Process

4 nm

120 W

Power Consumption

300 W

Intel

Foundry

TSMC

356 mm²

Die Size

6x70.6 mm²

-

I/O Process Size

6 nm

-

I/O Die Size

mm²

CPU Performance

-

Performance Cores

48

-

Performance Core Threads

96

2.5 GHz

Performance Core Base Frequency

3.15 GHz

3.3 GHz

Performance Core Turbo Frequency

4.4 GHz

12

Total Core Count

48

24

Total Thread Count

96

100 MHz

Bus Frequency

100 MHz

25.0

Multiplier

31.5

64 K per core

L1 Cache

80 KB per core

256 K per core

L2 Cache

1 MB per core

30 MB shared

L3 Cache

192 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3,DDR4-2133

Memory Types

DDR5-6000

-

Max Memory Size

6 TB

4

Max Memory Channels

12

-

Max Memory Bandwidth

576 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

-

Official Website

AMD EPYC 9455

3

PCIe Version

5

40

PCIe Lanes

128

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