AMD EPYC 9555P vs Opteron A1120

VS

AMD EPYC 9555P

AMD Opteron A1120

We compared two server CPUs: AMD EPYC 9555P with 64 cores 3.2GHz and Opteron A1120 with 4 cores 1.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 9555P 's Advantages

Released 8 years and 9 months late

Higher specification of memory (6000 vs 1866)

Newer PCIe version (5 vs 3)

Higher base frequency (3.2GHz vs 1.7GHz)

Larger L3 cache size (256MB vs 8MB)

More modern manufacturing process (4nm vs 28nm)

Opteron A1120 's Advantages

Lower TDP (25W vs 360W)

Score

AMD EPYC 9555P

VS

Opteron A1120

General Parameters

Oct 2024

Release Date

Jan 2016

AMD

Manufacturer

AMD

Server

Type

Server

Turin

Core Architecture

Seattle

AMD Socket SP5

Socket

AMD Socket SP1

N/A

Integrated Graphics

N/A

EPYC(Zen 5 (Turin))

Generation

Opteron (Seattle)

Package

66.52 billions

Transistor Count

-

4 nm

Manufacturing Process

28 nm

360 W

Power Consumption

25 W

TSMC

Foundry

GlobalFoundries

8x70.6 mm²

Die Size

182 mm²

6 nm

I/O Process Size

-

mm²

I/O Die Size

-

CPU Performance

64

Performance Cores

-

128

Performance Core Threads

-

3.2 GHz

Performance Core Base Frequency

1.7 GHz

4.4 GHz

Performance Core Turbo Frequency

0

64

Total Core Count

4

128

Total Thread Count

4

100 MHz

Bus Frequency

100 MHz

32.0

Multiplier

17.0

80 KB per core

L1 Cache

80 K per core

1 MB per core

L2 Cache

2 MB shared

256 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR5-6000

Memory Types

DDR3,DDR4-1866

6 TB

Max Memory Size

-

12

Max Memory Channels

2

576 GB/s

Max Memory Bandwidth

-

Yes

ECC Memory Support

Yes

Miscellaneous

AMD EPYC 9555P

Official Website

-

5

PCIe Version

3

128

PCIe Lanes

8

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