Opteron A1120 vs AMD EPYC 7261

VS

AMD Opteron A1120

AMD EPYC 7261

We compared two server CPUs: Opteron A1120 with 4 cores 1.7GHz and AMD EPYC 7261 with 8 cores 2.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Opteron A1120 's Advantages

Lower TDP (25W vs 170W)

AMD EPYC 7261 's Advantages

Released 2 years and 5 months late

Higher specification of memory (2666 vs 1866)

Higher base frequency (2.5GHz vs 1.7GHz)

Larger L3 cache size (32MB vs 8MB)

More modern manufacturing process (14nm vs 28nm)

Score

Opteron A1120

VS

AMD EPYC 7261

General Parameters

Jan 2016

Release Date

Jun 2018

AMD

Manufacturer

AMD

Server

Type

Server

Seattle

Core Architecture

Naples

AMD Socket SP1

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Opteron (Seattle)

Generation

EPYC (Zen (Naples))

Package

-

Transistor Count

4.8 billions

28 nm

Manufacturing Process

14 nm

25 W

Power Consumption

170 W

-

Peak Operating Temperature

81 °C

GlobalFoundries

Foundry

GlobalFoundries

182 mm²

Die Size

213 mm²

CPU Performance

1.7 GHz

Performance Core Base Frequency

2.5 GHz

0

Performance Core Turbo Frequency

2.9 GHz

4

Total Core Count

8

4

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

17.0

Multiplier

25.0

80 K per core

L1 Cache

96 K per core

2 MB shared

L2 Cache

512 K per core

8 MB shared

L3 Cache

32 MB shared

No

Unlocked Multiplier

Yes

1

SMP

2

Memory Parameters

DDR3,DDR4-1866

Memory Types

DDR4-2666

2

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

8

PCIe Lanes

-

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