AMD EPYC 7642 vs Intel Xeon W 2155

VS

AMD EPYC 7642

Intel Xeon W-2155

We compared two server CPUs: AMD EPYC 7642 with 48 cores 2.4GHz and Intel Xeon W 2155 with 10 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7642 's Advantages

Released 2 years late

Higher specification of memory (3200 vs 2666)

Newer PCIe version (4 vs 3)

Larger L3 cache size (256MB vs 13.75MB)

More modern manufacturing process (7nm vs 14nm)

Intel Xeon W 2155 's Advantages

Higher base frequency (3.3GHz vs 2.4GHz)

Lower TDP (140W vs 225W)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7642 +8%

1191

Intel Xeon W 2155

1095

Geekbench 6 Multi Core

AMD EPYC 7642 +75%

11362

Intel Xeon W 2155

6459

AMD EPYC 7642

VS

Intel Xeon W 2155

General Parameters

Aug 2019

Release Date

Aug 2017

AMD

Manufacturer

Intel

Server

Type

Server

Rome

Core Architecture

Skylake-W

AMD Socket SP3

Socket

Intel Socket 2066

N/A

Integrated Graphics

N/A

EPYC (Zen 2 (Rome))

Generation

Xeon W (Skylake-W)

Package

3.8 billions

Transistor Count

-

7 nm

Manufacturing Process

14 nm

225 W

Power Consumption

140 W

-

Peak Operating Temperature

68 °C

TSMC

Foundry

Intel

74 mm²

Die Size

484 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

3.3 GHz

3.4 GHz

Performance Core Turbo Frequency

4.5 GHz

48

Total Core Count

10

96

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

24.0

Multiplier

33.0

96 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

1 MB per core

256 MB shared

L3 Cache

13.75 MB shared

No

Unlocked Multiplier

No

2

SMP

1

-

AVX-512 FMA Ports

2

Memory Parameters

DDR4-3200

Memory Types

DDR4-2666

8

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

3

-

PCIe Lanes

48

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