Intel Xeon E5 2640 vs Opteron 6378

VS

Intel Xeon E5 2640 Opteron 6378

We compared two server CPUs: Intel Xeon E5 2640 with 6 cores 2.5GHz and Opteron 6378 with 16 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2640 's Advantages

Newer PCIe version (3 vs 2)

Higher base frequency (2.5GHz vs 2.4GHz)

Larger L3 cache size (15MB vs 8MB)

Lower TDP (95W vs 115W)

Opteron 6378 's Advantages

Released 8 months late

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 2640 +88%

800

Opteron 6378

425

Geekbench 6 Multi Core

Intel Xeon E5 2640

3177

Opteron 6378 +11%

3530

Intel Xeon E5 2640

VS

Opteron 6378

General Parameters

Mar 2012

Release Date

Nov 2012

Intel

Manufacturer

AMD

Server

Type

Server

Sandy Bridge-EP

Core Architecture

Abu Dhabi

Intel Socket 2011

Socket

AMD Socket G34

N/A

Integrated Graphics

N/A

Xeon E5 (Sandy Bridge-EP)

Generation

Opteron (Abu Dhabi)

Package

2.27 billions

Transistor Count

2.4 billions

32 nm

Manufacturing Process

32 nm

Intel Socket 2011

Socket

AMD Socket G34

95 W

Power Consumption

115 W

Intel

Foundry

-

435 mm²

Die Size

315 mm²

FC-LGA10

Package

-

CPU Performance

2.5 GHz

Performance Core Base Frequency

2.4 GHz

3 GHz

Performance Core Turbo Frequency

3.3 GHz

6

Total Core Count

16

12

Total Thread Count

16

100 MHz

Bus Frequency

200 MHz

25.0

Multiplier

12.0

64 K per core

L1 Cache

768 K

256 K per core

L2 Cache

16 MB

15 MB shared

L3 Cache

8 MB per die

No

Unlocked Multiplier

No

2

SMP

4

Memory Parameters

DDR3

Memory Types

DDR3

4

Max Memory Channels

Yes

ECC Memory Support

No

Miscellaneous

3

PCIe Version

2

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