Opteron 4340 vs AMD EPYC 9745

VS

AMD Opteron 4340

AMD EPYC 9745

We compared two server CPUs: Opteron 4340 with 6 cores 3.5GHz and AMD EPYC 9745 with 128 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Opteron 4340 's Advantages

Higher base frequency (3.5GHz vs 2.4GHz)

Lower TDP (95W vs 400W)

AMD EPYC 9745 's Advantages

Released 11 years and 10 months late

Higher specification of memory (6000 vs 3)

Larger L3 cache size (256MB vs 8MB)

More modern manufacturing process (3nm vs 32nm)

Score

Opteron 4340

VS

AMD EPYC 9745

General Parameters

Dec 2012

Release Date

Oct 2024

AMD

Manufacturer

AMD

Server

Type

Server

Seoul

Core Architecture

Turin

AMD Socket C32

Socket

AMD Socket SP5

N/A

Integrated Graphics

N/A

Opteron (Seoul)

Generation

EPYC(Zen 5c (Turin))

Package

1.2 billions

Transistor Count

32 nm

Manufacturing Process

3 nm

95 W

Power Consumption

400 W

-

Foundry

TSMC

315 mm²

Die Size

mm²

-

I/O Process Size

6 nm

-

I/O Die Size

mm²

CPU Performance

-

Performance Cores

128

-

Performance Core Threads

256

3.5 GHz

Performance Core Base Frequency

2.4 GHz

3.8 GHz

Performance Core Turbo Frequency

3.7 GHz

6

Total Core Count

128

6

Total Thread Count

256

200 MHz

Bus Frequency

100 MHz

17.5

Multiplier

24.0

288 K

L1 Cache

80 KB per core

6 MB

L2 Cache

1 MB per core

8 MB shared

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3

Memory Types

DDR5-6000

-

Max Memory Size

6 TB

Max Memory Channels

12

-

Max Memory Bandwidth

576 GB/s

No

ECC Memory Support

Yes

Miscellaneous

-

Official Website

AMD EPYC 9745

-

PCIe Version

5

-

PCIe Lanes

128

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