AMD EPYC 9965 vs Intel Xeon E5649

VS

AMD EPYC 9965

Intel Xeon E5649

We compared two server CPUs: AMD EPYC 9965 with 192 cores 2.25GHz and Intel Xeon E5649 with 6 cores 2.533GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 9965 's Advantages

Released 13 years and 8 months late

Higher specification of memory (6000 vs 3)

Newer PCIe version (5 vs 2)

Larger L3 cache size (384MB vs 12MB)

More modern manufacturing process (3nm vs 32nm)

Intel Xeon E5649 's Advantages

Higher base frequency (2.533GHz vs 2.25GHz)

Lower TDP (80W vs 500W)

Score

AMD EPYC 9965

VS

Intel Xeon E5649

General Parameters

Oct 2024

Release Date

Feb 2011

AMD

Manufacturer

Intel

Server

Type

Server

Turin

Core Architecture

Westmere-EP

AMD Socket SP5

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

EPYC(Zen 5c (Turin))

Generation

Xeon (Westmere-EP)

Package

Transistor Count

1.17 billions

3 nm

Manufacturing Process

32 nm

500 W

Power Consumption

80 W

TSMC

Foundry

Intel

mm²

Die Size

239 mm²

6 nm

I/O Process Size

-

mm²

I/O Die Size

-

CPU Performance

192

Performance Cores

-

384

Performance Core Threads

-

2.25 GHz

Performance Core Base Frequency

2.533 GHz

3.7 GHz

Performance Core Turbo Frequency

2.8 GHz

192

Total Core Count

6

384

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

22.5

Multiplier

19.0

80 KB per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

384 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR5-6000

Memory Types

DDR3

6 TB

Max Memory Size

-

12

Max Memory Channels

3

576 GB/s

Max Memory Bandwidth

-

Yes

ECC Memory Support

Yes

Miscellaneous

AMD EPYC 9965

Official Website

-

5

PCIe Version

2

128

PCIe Lanes

-

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