Intel Xeon E5 2640 vs Opteron 43GK HE

VS

Intel Xeon E5-2640

AMD Opteron 43GK HE

We compared two server CPUs: Intel Xeon E5 2640 with 6 cores 2.5GHz and Opteron 43GK HE with 8 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 2640 's Advantages

Larger L3 cache size (15MB vs 8MB)

Opteron 43GK HE 's Advantages

Released 9 months late

Higher base frequency (2.6GHz vs 2.5GHz)

Lower TDP (65W vs 95W)

Score

Intel Xeon E5 2640

VS

Opteron 43GK HE

General Parameters

Mar 2012

Release Date

Dec 2012

Intel

Manufacturer

AMD

Server

Type

Server

Sandy Bridge-EP

Core Architecture

Seoul

Intel Socket 2011

Socket

AMD Socket C32

N/A

Integrated Graphics

N/A

Xeon E5 (Sandy Bridge-EP)

Generation

Opteron (Seoul)

Package

2.27 billions

Transistor Count

1.2 billions

32 nm

Manufacturing Process

32 nm

95 W

Power Consumption

65 W

Intel

Foundry

-

435 mm²

Die Size

315 mm²

CPU Performance

2.5 GHz

Performance Core Base Frequency

2.6 GHz

3 GHz

Performance Core Turbo Frequency

3.6 GHz

6

Total Core Count

8

12

Total Thread Count

8

100 MHz

Bus Frequency

200 MHz

25.0

Multiplier

13.0

64 K per core

L1 Cache

384 K

256 K per core

L2 Cache

8 MB

15 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3

Memory Types

DDR3

4

Max Memory Channels

Yes

ECC Memory Support

No

Miscellaneous

3

PCIe Version

-

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