Intel Xeon E5 2649 v3 vs Opteron 6376

VS

Intel Xeon E5-2649 v3

AMD Opteron 6376

We compared two server CPUs: Intel Xeon E5 2649 v3 with 10 cores 2.3GHz and Opteron 6376 with 16 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2649 v3 's Advantages

Released 1 years and 10 months late

Higher specification of memory (2133 vs 1866)

Newer PCIe version (3 vs 2)

Larger L3 cache size (25MB vs 8MB)

More modern manufacturing process (22nm vs 32nm)

Lower TDP (105W vs 115W)

Score

Intel Xeon E5 2649 v3

VS

Opteron 6376

General Parameters

Sep 2014

Release Date

Nov 2012

Intel

Manufacturer

AMD

Server

Type

Server

Haswell-EP

Core Architecture

Abu Dhabi

Intel Socket 2011-3

Socket

AMD Socket G34

N/A

Integrated Graphics

N/A

Xeon E5 (Haswell-EP)

Generation

Opteron (Abu Dhabi)

Package

2.6 billions

Transistor Count

2.4 billions

22 nm

Manufacturing Process

32 nm

105 W

Power Consumption

115 W

-

Peak Operating Temperature

69 °C

Intel

Foundry

GlobalFoundries

356 mm²

Die Size

2x315 mm²

CPU Performance

2.3 GHz

Performance Core Base Frequency

2.3 GHz

3 GHz

Performance Core Turbo Frequency

3.2 GHz

10

Total Core Count

16

20

Total Thread Count

16

100 MHz

Bus Frequency

200 MHz

23.0

Multiplier

11.5

64 K per core

L1 Cache

768 KB

256 K per core

L2 Cache

2 MB per module

25 MB shared

L3 Cache

8 MB per die

No

Unlocked Multiplier

No

2

SMP

4

Memory Parameters

DDR3,DDR4-2133

Memory Types

DDR3-1866

4

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

2

40

PCIe Lanes

-

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