Opteron 156 vs AMD EPYC 9745

VS

AMD Opteron 156

AMD EPYC 9745

We compared two server CPUs: Opteron 156 with 1 cores 3GHz 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 156 's Advantages

Higher base frequency (3GHz vs 2.4GHz)

Lower TDP (104W vs 400W)

AMD EPYC 9745 's Advantages

Released 19 years and 5 months late

Higher specification of memory (6000 vs 400)

More modern manufacturing process (3nm vs 90nm)

Score

Opteron 156

VS

AMD EPYC 9745

General Parameters

May 2005

Release Date

Oct 2024

AMD

Manufacturer

AMD

Server

Type

Server

Venus

Core Architecture

Turin

AMD Socket 939

Socket

AMD Socket SP5

On certain motherboards (Chipset feature)

Integrated Graphics

N/A

Opteron (Venus (E4))

Generation

EPYC(Zen 5c (Turin))

Package

0.114 billions

Transistor Count

90 nm

Manufacturing Process

3 nm

104 W

Power Consumption

400 W

-

Foundry

TSMC

115 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 GHz

Performance Core Base Frequency

2.4 GHz

0

Performance Core Turbo Frequency

3.7 GHz

1

Total Core Count

128

1

Total Thread Count

256

200 MHz

Bus Frequency

100 MHz

15.0

Multiplier

24.0

128 KB

L1 Cache

80 KB per core

1 MB

L2 Cache

1 MB per core

-

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR1-400

Memory Types

DDR5-6000

-

Max Memory Size

6 TB

2

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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