AMD EPYC 7742 vs Xeon Platinum 8256

VS

AMD EPYC 7742

Intel Xeon Platinum 8256

We compared two server CPUs: AMD EPYC 7742 with 64 cores 2.25GHz and Xeon Platinum 8256 with 4 cores 3.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7742 's Advantages

Released 8 months late

Higher specification of memory (3200 vs 4)

Larger L3 cache size (256MB vs 16.5MB)

More modern manufacturing process (7nm vs 14nm)

Xeon Platinum 8256 's Advantages

Higher base frequency (3.8GHz vs 2.25GHz)

Lower TDP (105W vs 225W)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7742

404

Xeon Platinum 8256 +231%

1339

Geekbench 6 Multi Core

AMD EPYC 7742

170

Xeon Platinum 8256 +3353%

5871

AMD EPYC 7742

VS

Xeon Platinum 8256

General Parameters

Aug 2019

Release Date

Dec 2018

AMD

Manufacturer

Intel

Server

Type

Server

Rome

Core Architecture

Cascade Lake-SP

AMD Socket SP3

Socket

Intel Socket 3647

N/A

Integrated Graphics

N/A

EPYC (Zen 2 (Rome))

Generation

Xeon Platinum(Cascade Lake-SP)

Package

3.8 billions

Transistor Count

8 billions

7 nm

Manufacturing Process

14 nm

225 W

Power Consumption

105 W

TSMC

Foundry

Intel

74 mm²

Die Size

-

CPU Performance

2.25 GHz

Performance Core Base Frequency

3.8 GHz

3.4 GHz

Performance Core Turbo Frequency

3.9 GHz

64

Total Core Count

4

128

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

22.5

Multiplier

38.0

96 K per core

L1 Cache

64 KB per core

512 K per core

L2 Cache

1 MB per core

256 MB shared

L3 Cache

16.5 MB shared

No

Unlocked Multiplier

No

2

SMP

8

Memory Parameters

DDR4-3200

Memory Types

DDR4

8

Max Memory Channels

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

-

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