Opteron 8346 HE (B3) vs Intel Xeon E5 2640

VS

AMD Opteron 8346 HE (B3)

Intel Xeon E5-2640

We compared two server CPUs: Opteron 8346 HE (B3) with 4 cores 1.8GHz 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 8346 HE (B3) 's Advantages

Higher specification of memory (667 vs 3)

Lower TDP (68W vs 95W)

Intel Xeon E5 2640 's Advantages

Released 3 years and 10 months late

Higher base frequency (2.5GHz vs 1.8GHz)

Larger L3 cache size (15MB vs 2MB)

More modern manufacturing process (32nm vs 65nm)

Score

Opteron 8346 HE (B3)

VS

Intel Xeon E5 2640

General Parameters

May 2008

Release Date

Mar 2012

AMD

Manufacturer

Intel

Server

Type

Server

Barcelona

Core Architecture

Sandy Bridge-EP

AMD Socket Fr2

Socket

Intel Socket 2011

N/A

Integrated Graphics

N/A

Opteron(Barcelona)

Generation

Xeon E5 (Sandy Bridge-EP)

Package

0.463 billions

Transistor Count

2.27 billions

65 nm

Manufacturing Process

32 nm

68 W

Power Consumption

95 W

-

Foundry

Intel

285 mm²

Die Size

435 mm²

CPU Performance

1.8 GHz

Performance Core Base Frequency

2.5 GHz

0

Performance Core Turbo Frequency

3 GHz

4

Total Core Count

6

4

Total Thread Count

12

200 MHz

Bus Frequency

100 MHz

9.0

Multiplier

25.0

64 KB per core

L1 Cache

64 K per core

512 KB per core

L2 Cache

256 K per core

2 MB shared

L3 Cache

15 MB shared

No

Unlocked Multiplier

No

8

SMP

2

Memory Parameters

DDR2-667

Memory Types

DDR3

2

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

3

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