AMD EPYC 9645 vs Opteron 3320 EE

VS

AMD EPYC 9645

AMD Opteron 3320 EE

We compared two server CPUs: AMD EPYC 9645 with 96 cores 2.3GHz and Opteron 3320 EE with 4 cores 1.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 9645 's Advantages

Released 11 years and 10 months late

Higher specification of memory (6000 vs 3)

Newer PCIe version (5 vs 2)

Higher base frequency (2.3GHz vs 1.9GHz)

Larger L3 cache size (256MB vs 8MB)

More modern manufacturing process (3nm vs 32nm)

Opteron 3320 EE 's Advantages

Lower TDP (25W vs 320W)

Score

AMD EPYC 9645

VS

Opteron 3320 EE

General Parameters

Oct 2024

Release Date

Dec 2012

AMD

Manufacturer

AMD

Server

Type

Server

Turin

Core Architecture

Delhi

AMD Socket SP5

Socket

AMD Socket AM3+

N/A

Integrated Graphics

N/A

EPYC(Zen 5c (Turin))

Generation

Opteron (Delhi)

Package

Transistor Count

1.2 billions

3 nm

Manufacturing Process

32 nm

320 W

Power Consumption

25 W

TSMC

Foundry

-

mm²

Die Size

315 mm²

6 nm

I/O Process Size

-

mm²

I/O Die Size

-

CPU Performance

96

Performance Cores

-

192

Performance Core Threads

-

2.3 GHz

Performance Core Base Frequency

1.9 GHz

3.7 GHz

Performance Core Turbo Frequency

2.5 GHz

96

Total Core Count

4

192

Total Thread Count

4

100 MHz

Bus Frequency

200 MHz

23.0

Multiplier

9.5

80 KB per core

L1 Cache

192 K

1 MB per core

L2 Cache

4 MB

256 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR5-6000

Memory Types

DDR3

6 TB

Max Memory Size

-

12

Max Memory Channels

2

576 GB/s

Max Memory Bandwidth

-

Yes

ECC Memory Support

No

Miscellaneous

AMD EPYC 9645

Official Website

-

5

PCIe Version

2

128

PCIe Lanes

-

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