Intel Xeon E3 1235L v5 vs AMD EPYC 7643

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We compared two server CPUs: Intel Xeon E3 1235L v5 with 4 cores 2GHz and AMD EPYC 7643 with 48 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1235L v5 's Advantages

Lower TDP (25W vs 225W)

AMD EPYC 7643 's Advantages

Released 5 years and 5 months late

Higher specification of memory (DDR4-3200 vs DDR3)

Newer PCIe version (4 vs 3)

Higher base frequency (2.3GHz vs 2GHz)

Larger L3 cache size (256MB vs 8MB)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E3 1235L v5

1075

AMD EPYC 7643 +57%

1696

Geekbench 6 Multi Core

Intel Xeon E3 1235L v5

3191

AMD EPYC 7643 +211%

9939

Intel Xeon E3 1235L v5

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AMD EPYC 7643

General Parameters

Oct 2015

Release Date

Mar 2021

Intel

Manufacturer

AMD

Server

Type

Server

Skylake-DT

Core Architecture

Milan

Intel Socket 1151

Socket

AMD Socket SP3

HD Graphics P530

Integrated Graphics

N/A

Xeon E3 (Skylake-DT)

Generation

EPYC (Zen 3 (Milan))

Package

1.75 billions

Transistor Count

33.2 billions

14 nm

Manufacturing Process

7 nm

Intel Socket 1151

Socket

AMD Socket SP3

25 W

Power Consumption

225 W

Intel

Foundry

TSMC

122 mm²

Die Size

8x81 mm²

-

I/O Process Size

12 nm

-

I/O Die Size

416 mm²

FC-LGA14C

Package

FCLGA-4094

CPU Performance

2 GHz

Performance Core Base Frequency

2.3 GHz

3 GHz

Performance Core Turbo Frequency

3.6 GHz

4

Total Core Count

48

4

Total Thread Count

96

100 MHz

Bus Frequency

100 MHz

20.0

Multiplier

23.0

64 K per core

L1 Cache

64 KB per core

256 K per core

L2 Cache

512 KB per core

8 MB shared

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

-

Cores per CCD

6

1

SMP

2

Memory Parameters

DDR3,

Memory Types

DDR4-3200

2

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

4

16

PCIe Lanes

128

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