Opteron 6276 vs Intel Xeon E5 4640

VS

AMD Opteron 6276

Intel Xeon E5-4640

We compared two server CPUs: Opteron 6276 with 16 cores 2.3GHz and Intel Xeon E5 4640 with 8 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 4640 's Advantages

Released 6 months late

Newer PCIe version (3 vs 2)

Higher base frequency (2.4GHz vs 2.3GHz)

Larger L3 cache size (20MB vs 8MB)

Lower TDP (95W vs 115W)

Score

Benchmark

Geekbench 6 Single Core

Opteron 6276

198

Intel Xeon E5 4640 +89%

375

Geekbench 6 Multi Core

Opteron 6276 +162%

1729

Intel Xeon E5 4640

658

Opteron 6276

VS

Intel Xeon E5 4640

General Parameters

Nov 2011

Release Date

May 2012

AMD

Manufacturer

Intel

Server

Type

Server

Interlagos

Core Architecture

Sandy Bridge-EP

AMD Socket G34

Socket

Intel Socket 2011

N/A

Integrated Graphics

N/A

Opteron (Interlagos)

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

-

Foundry

Intel

316 mm²

Die Size

435 mm²

CPU Performance

2.3 GHz

Performance Core Base Frequency

2.4 GHz

3.2 GHz

Performance Core Turbo Frequency

2.8 GHz

16

Total Core Count

8

16

Total Thread Count

16

200 MHz

Bus Frequency

100 MHz

11.5

Multiplier

24.0

768 K

L1 Cache

64 K per core

16 MB

L2 Cache

256 K per core

8 MB per die

L3 Cache

20 MB shared

No

Unlocked Multiplier

No

4

SMP

4

Memory Parameters

DDR3

Memory Types

DDR3

Max Memory Channels

4

No

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

3

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