Opteron 6278 vs Xeon E7 2820

VS

AMD Opteron 6278

Intel Xeon E7-2820

We compared two server CPUs: Opteron 6278 with 16 cores 2.4GHz 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 6278 's Advantages

Released 1 years and 1 months late

Higher base frequency (2.4GHz vs 2GHz)

Xeon E7 2820 's Advantages

Higher specification of memory (1333 vs 3)

Larger L3 cache size (18MB vs 8MB)

Lower TDP (105W vs 115W)

Score

Opteron 6278

VS

Xeon E7 2820

General Parameters

May 2012

Release Date

Apr 2011

AMD

Manufacturer

Intel

Server

Type

Server

Interlagos

Core Architecture

Westmere-EX

AMD Socket G34

Socket

Intel Socket 1567

N/A

Integrated Graphics

N/A

Opteron (Interlagos)

Generation

Xeon E7(Westmere-EX)

Package

2.4 billions

Transistor Count

2.6 billions

32 nm

Manufacturing Process

32 nm

115 W

Power Consumption

105 W

-

Foundry

Intel

316 mm²

Die Size

513 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

2 GHz

3.3 GHz

Performance Core Turbo Frequency

2.266 GHz

16

Total Core Count

8

16

Total Thread Count

16

200 MHz

Bus Frequency

133 MHz

12.0

Multiplier

15.0

768 K

L1 Cache

64 KB per core

16 MB

L2 Cache

256 KB per core

8 MB per die

L3 Cache

18 MB shared

No

Unlocked Multiplier

No

4

SMP

2

Memory Parameters

DDR3

Memory Types

DDR3-1333

Max Memory Channels

4

No

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

-

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