Opteron 6344 vs Intel Xeon E5 2640

VS

AMD Opteron 6344

Intel Xeon E5-2640

We compared two server CPUs: Opteron 6344 with 12 cores 2.6GHz and Intel Xeon E5 2640 with 6 cores 2.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Opteron 6344 's Advantages

Released 8 months late

Higher specification of memory (1866 vs 3)

Higher base frequency (2.6GHz vs 2.5GHz)

Intel Xeon E5 2640 's Advantages

Newer PCIe version (3 vs 2)

Larger L3 cache size (15MB vs 8MB)

Lower TDP (95W vs 115W)

Score

Benchmark

Geekbench 6 Single Core

Opteron 6344

419

Intel Xeon E5 2640 +90%

800

Geekbench 6 Multi Core

Opteron 6344 +1%

3209

Intel Xeon E5 2640

3177

Opteron 6344

VS

Intel Xeon E5 2640

General Parameters

Nov 2012

Release Date

Mar 2012

AMD

Manufacturer

Intel

Server

Type

Server

Abu Dhabi

Core Architecture

Sandy Bridge-EP

AMD Socket G34

Socket

Intel Socket 2011

N/A

Integrated Graphics

N/A

Opteron (Abu Dhabi)

Generation

Xeon E5 (Sandy Bridge-EP)

Package

2.4 billions

Transistor Count

2.27 billions

32 nm

Manufacturing Process

32 nm

115 W

Power Consumption

95 W

70 °C

Peak Operating Temperature

-

GlobalFoundries

Foundry

Intel

2x315 mm²

Die Size

435 mm²

CPU Performance

2.6 GHz

Performance Core Base Frequency

2.5 GHz

3.2 GHz

Performance Core Turbo Frequency

3 GHz

12

Total Core Count

6

12

Total Thread Count

12

200 MHz

Bus Frequency

100 MHz

13.0

Multiplier

25.0

576 KB

L1 Cache

64 K per core

2 MB per module

L2 Cache

256 K per core

8 MB per die

L3 Cache

15 MB shared

No

Unlocked Multiplier

No

4

SMP

2

Memory Parameters

DDR3-1866

Memory Types

DDR3

4

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

3

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