Intel Xeon E7 8870 vs Opteron A1120

VS

Intel Xeon E7-8870

AMD Opteron A1120

We compared two server CPUs: Intel Xeon E7 8870 with 10 cores 2.4GHz 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

Intel Xeon E7 8870 's Advantages

Higher base frequency (2.4GHz vs 1.7GHz)

Larger L3 cache size (30MB vs 8MB)

Opteron A1120 's Advantages

Released 4 years and 9 months late

Higher specification of memory (1866 vs 3)

More modern manufacturing process (28nm vs 32nm)

Lower TDP (25W vs 130W)

Score

Intel Xeon E7 8870

VS

Opteron A1120

General Parameters

Apr 2011

Release Date

Jan 2016

Intel

Manufacturer

AMD

Server

Type

Server

Westmere-EX

Core Architecture

Seattle

Intel Socket 1567

Socket

AMD Socket SP1

N/A

Integrated Graphics

N/A

Xeon E7 (Westmere-EX)

Generation

Opteron (Seattle)

Package

2.6 billions

Transistor Count

-

32 nm

Manufacturing Process

28 nm

130 W

Power Consumption

25 W

Intel

Foundry

GlobalFoundries

513 mm²

Die Size

182 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

1.7 GHz

2.8 GHz

Performance Core Turbo Frequency

0

10

Total Core Count

4

20

Total Thread Count

4

133 MHz

Bus Frequency

100 MHz

18.0

Multiplier

17.0

64 K per core

L1 Cache

80 K per core

256 K per core

L2 Cache

2 MB shared

30 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

8

SMP

1

Memory Parameters

DDR3

Memory Types

DDR3,DDR4-1866

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

3

-

PCIe Lanes

8

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