Opteron A1170 vs Xeon E7 2820

VS

AMD Opteron A1170

Intel Xeon E7-2820

We compared two server CPUs: Opteron A1170 with 8 cores 2GHz and Xeon E7 2820 with 8 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Opteron A1170 's Advantages

Released 4 years and 9 months late

Higher specification of memory (1866 vs 1333)

More modern manufacturing process (28nm vs 32nm)

Lower TDP (32W vs 105W)

Xeon E7 2820 's Advantages

Larger L3 cache size (18MB vs 8MB)

Score

Opteron A1170

VS

Xeon E7 2820

General Parameters

Jan 2016

Release Date

Apr 2011

AMD

Manufacturer

Intel

Server

Type

Server

Seattle

Core Architecture

Westmere-EX

AMD Socket SP1

Socket

Intel Socket 1567

N/A

Integrated Graphics

N/A

Opteron(Seattle)

Generation

Xeon E7(Westmere-EX)

Package

-

Transistor Count

2.6 billions

28 nm

Manufacturing Process

32 nm

32 W

Power Consumption

105 W

80°C

Peak Operating Temperature

-

GlobalFoundries

Foundry

Intel

182 mm²

Die Size

513 mm²

CPU Performance

2 GHz

Performance Core Base Frequency

2 GHz

0

Performance Core Turbo Frequency

2.266 GHz

8

Total Core Count

8

Total Thread Count

16

100 MHz

Bus Frequency

133 MHz

20.0

Multiplier

15.0

80 KB per core

L1 Cache

64 KB per core

4 MB shared

L2 Cache

256 KB per core

8 MB shared

L3 Cache

18 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3, DDR4-1866

Memory Types

DDR3-1333

2

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

-

8

PCIe Lanes

-

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