Intel Xeon E5 2665 vs AMD EPYC 7443

VS

Intel Xeon E5-2665

AMD EPYC 7443

We compared two server CPUs: Intel Xeon E5 2665 with 8 cores 2.4GHz and AMD EPYC 7443 with 24 cores 2.85GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2665 's Advantages

Lower TDP (115W vs 200W)

AMD EPYC 7443 's Advantages

Released 9 years late

Higher specification of memory (3200 vs 3)

Newer PCIe version (4 vs 3)

Higher base frequency (2.85GHz vs 2.4GHz)

Larger L3 cache size (128MB vs 20MB)

More modern manufacturing process (7nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 2665

554

AMD EPYC 7443 +240%

1889

Geekbench 6 Multi Core

Intel Xeon E5 2665 +35%

4680

AMD EPYC 7443

3458

Intel Xeon E5 2665

VS

AMD EPYC 7443

General Parameters

Mar 2012

Release Date

Mar 2021

Intel

Manufacturer

AMD

Server

Type

Server

Sandy Bridge-EP

Core Architecture

Milan

Intel Socket 2011

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Xeon E5 (Sandy Bridge-EP)

Generation

EPYC (Zen 3 (Milan))

Package

2.27 billions

Transistor Count

16.6 billions

32 nm

Manufacturing Process

7 nm

115 W

Power Consumption

200 W

Intel

Foundry

TSMC

435 mm²

Die Size

4x81 mm²

-

I/O Process Size

12 nm

-

I/O Die Size

416 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

2.85 GHz

3.1 GHz

Performance Core Turbo Frequency

4 GHz

8

Total Core Count

24

16

Total Thread Count

48

100 MHz

Bus Frequency

100 MHz

24.0

Multiplier

28.5

64 K per core

L1 Cache

64 KB per core

256 K per core

L2 Cache

512 KB per core

20 MB shared

L3 Cache

128 MB shared

No

Unlocked Multiplier

No

-

Cores per CCD

6

2

SMP

2

Memory Parameters

DDR3

Memory Types

DDR4-3200

4

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

4

-

PCIe Lanes

128

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