Opteron 4386 vs Xeon E7 2820

VS

AMD Opteron 4386

Intel Xeon E7-2820

We compared two server CPUs: Opteron 4386 with 8 cores 3.1GHz 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 4386 's Advantages

Released 1 years and 8 months late

Higher base frequency (3.1GHz vs 2GHz)

Lower TDP (95W vs 105W)

Xeon E7 2820 's Advantages

Higher specification of memory (1333 vs 3)

Larger L3 cache size (18MB vs 8MB)

Score

Opteron 4386

VS

Xeon E7 2820

General Parameters

Dec 2012

Release Date

Apr 2011

AMD

Manufacturer

Intel

Server

Type

Server

Seoul

Core Architecture

Westmere-EX

AMD Socket C32

Socket

Intel Socket 1567

N/A

Integrated Graphics

N/A

Opteron (Seoul)

Generation

Xeon E7(Westmere-EX)

Package

1.2 billions

Transistor Count

2.6 billions

32 nm

Manufacturing Process

32 nm

95 W

Power Consumption

105 W

-

Foundry

Intel

315 mm²

Die Size

513 mm²

CPU Performance

3.1 GHz

Performance Core Base Frequency

2 GHz

3.8 GHz

Performance Core Turbo Frequency

2.266 GHz

8

Total Core Count

8

Total Thread Count

16

200 MHz

Bus Frequency

133 MHz

15.5

Multiplier

15.0

384 K

L1 Cache

64 KB per core

8 MB

L2 Cache

256 KB per core

8 MB shared

L3 Cache

18 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3

Memory Types

DDR3-1333

Max Memory Channels

4

No

ECC Memory Support

Yes

Miscellaneous

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