AMD EPYC 7251 vs Opteron 146

VS

AMD EPYC 7251

AMD Opteron 146

We compared two server CPUs: AMD EPYC 7251 with 8 cores 2.1GHz and Opteron 146 with 1 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7251 's Advantages

Released 11 years and 10 months late

Higher specification of memory (2400 vs 400)

Higher base frequency (2.1GHz vs 2GHz)

More modern manufacturing process (14nm vs 90nm)

Opteron 146 's Advantages

Lower TDP (67W vs 120W)

Score

AMD EPYC 7251

VS

Opteron 146

General Parameters

Jun 2017

Release Date

Aug 2005

AMD

Manufacturer

AMD

Server

Type

Server

Naples

Core Architecture

Venus

AMD Socket SP3

Socket

AMD Socket 939

N/A

Integrated Graphics

On certain motherboards (Chipset feature)

EPYC (Zen (Naples))

Generation

Opteron (Venus (E6))

Package

4.8 billions

Transistor Count

0.114 billions

14 nm

Manufacturing Process

90 nm

120 W

Power Consumption

67 W

81 °C

Peak Operating Temperature

-

GlobalFoundries

Foundry

-

213 mm²

Die Size

115 mm²

CPU Performance

2.1 GHz

Performance Core Base Frequency

2 GHz

2.9 GHz

Performance Core Turbo Frequency

0

8

Total Core Count

1

16

Total Thread Count

1

100 MHz

Bus Frequency

200 MHz

21.0

Multiplier

10.0

96 K per core

L1 Cache

128 KB

512 K per core

L2 Cache

1 MB

32 MB shared

L3 Cache

-

Yes

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR4-2400

Memory Types

DDR1-400

8

Max Memory Channels

2

Yes

ECC Memory Support

No

Miscellaneous

3

PCIe Version

-

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