AMD EPYC 7642 vs Opteron A1170

VS

AMD EPYC 7642

AMD Opteron A1170

We compared two server CPUs: AMD EPYC 7642 with 48 cores 2.4GHz and Opteron A1170 with 8 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7642 's Advantages

Released 3 years and 7 months late

Higher specification of memory (3200 vs 1866)

Newer PCIe version (4 vs 3)

Higher base frequency (2.4GHz vs 2GHz)

Larger L3 cache size (256MB vs 8MB)

More modern manufacturing process (7nm vs 28nm)

Opteron A1170 's Advantages

Lower TDP (32W vs 225W)

Score

AMD EPYC 7642

VS

Opteron A1170

General Parameters

Aug 2019

Release Date

Jan 2016

AMD

Manufacturer

AMD

Server

Type

Server

Rome

Core Architecture

Seattle

AMD Socket SP3

Socket

AMD Socket SP1

N/A

Integrated Graphics

N/A

EPYC (Zen 2 (Rome))

Generation

Opteron(Seattle)

Package

3.8 billions

Transistor Count

-

7 nm

Manufacturing Process

28 nm

225 W

Power Consumption

32 W

-

Peak Operating Temperature

80°C

TSMC

Foundry

GlobalFoundries

74 mm²

Die Size

182 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

2 GHz

3.4 GHz

Performance Core Turbo Frequency

0

48

Total Core Count

8

96

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

24.0

Multiplier

20.0

96 K per core

L1 Cache

80 KB per core

512 K per core

L2 Cache

4 MB shared

256 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR4-3200

Memory Types

DDR3, DDR4-1866

8

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

3

-

PCIe Lanes

8

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