Intel Xeon E5 2678 v3 vs Opteron 6344

VS

Intel Xeon E5-2678 v3

AMD Opteron 6344

We compared two server CPUs: Intel Xeon E5 2678 v3 with 12 cores 2.5GHz and Opteron 6344 with 12 cores 2.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2678 v3 's Advantages

Released 2 years and 2 months late

Higher specification of memory (2133 vs 1866)

Newer PCIe version (3 vs 2)

Larger L3 cache size (30MB vs 8MB)

More modern manufacturing process (22nm vs 32nm)

Opteron 6344 's Advantages

Higher base frequency (2.6GHz vs 2.5GHz)

Lower TDP (115W vs 120W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 2678 v3 +125%

945

Opteron 6344

419

Geekbench 6 Multi Core

Intel Xeon E5 2678 v3 +132%

7467

Opteron 6344

3209

Intel Xeon E5 2678 v3

VS

Opteron 6344

General Parameters

Jan 2015

Release Date

Nov 2012

Intel

Manufacturer

AMD

Server

Type

Server

Haswell-EP

Core Architecture

Abu Dhabi

Intel Socket 2011-3

Socket

AMD Socket G34

N/A

Integrated Graphics

N/A

Xeon E5 (Haswell-EP)

Generation

Opteron (Abu Dhabi)

Package

2.6 billions

Transistor Count

2.4 billions

22 nm

Manufacturing Process

32 nm

120 W

Power Consumption

115 W

-

Peak Operating Temperature

70 °C

Intel

Foundry

GlobalFoundries

356 mm²

Die Size

2x315 mm²

CPU Performance

2.5 GHz

Performance Core Base Frequency

2.6 GHz

3.3 GHz

Performance Core Turbo Frequency

3.2 GHz

12

Total Core Count

12

24

Total Thread Count

12

100 MHz

Bus Frequency

200 MHz

25.0

Multiplier

13.0

64 K per core

L1 Cache

576 KB

256 K per core

L2 Cache

2 MB per module

30 MB shared

L3 Cache

8 MB per die

No

Unlocked Multiplier

No

2

SMP

4

Memory Parameters

DDR3,DDR4-2133

Memory Types

DDR3-1866

4

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

2

40

PCIe Lanes

-

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