Intel Xeon E5-2640 vs AMD Opteron 6386 SE

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We compared two server CPUs: Intel Xeon E5 2640 with 6 cores 2.5GHz and Opteron 6386 SE with 16 cores 2.8GHz . 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)

Larger L3 cache size (15MB vs 8MB)

Lower TDP (95W vs 140W)

AMD Opteron 6386 SE 's Advantages

Released 8 months late

Higher base frequency (2.8GHz vs 2.5GHz)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 2640 +87%

800

Opteron 6386 SE

426

Geekbench 6 Multi Core

Intel Xeon E5 2640

3177

Opteron 6386 SE +24%

3945

Intel Xeon E5 2640

VS

Opteron 6386 SE

General Parameters

Mar 2012

Release Date

Nov 2012

Intel

Manufacturer

AMD

Server

Type

Server

-

Instruction Set

-

Sandy Bridge-EP

Core Architecture

Abu Dhabi

-

Processor Number

-

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

140 W

-

Max Turbo Power Consumption

-

Peak Operating Temperature

-

Intel

Foundry

-

435 mm²

Die Size

315 mm²

-

I/O Process Size

-

I/O Die Size

-

FC-LGA10

Package

-

CPU Performance

-

Performance Cores

-

Performance Core Threads

-

2.5 GHz

Performance Core Base Frequency

2.8 GHz

3 GHz

Performance Core Turbo Frequency

3.5 GHz

-

Efficiency Cores

-

Efficiency Core Threads

-

Efficiency Core Base Frequency

-

Efficiency Core Turbo Frequency

-

6

Total Core Count

16

12

Total Thread Count

16

100 MHz

Bus Frequency

200 MHz

25.0

Multiplier

14.0

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

CCDs

-

Cores per CCD

-

2

SMP

4

-

AVX-512 FMA Ports

-

HBM

-

Memory Parameters

DDR3

Memory Types

DDR3

-

Max Memory Size

-

4

Max Memory Channels

-

Max Memory Bandwidth

-

Yes

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

-

GPU Base Frequency

-

GPU Max Dynamic Frequency

-

Shader Units

-

Texture Units

-

Raster Operation Units

-

Execution Units

-

Power Consumption

-

Max Resolution

-

Graphics Performance

-

AI Accelerator

-

NPU

-

Theoretical performance

-

Miscellaneous

-

Official Website

-

3

PCIe Version

2

-

PCIe Lanes

-

Extended Instruction Set

-

UPI Links

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